BIOL 108 Exam 4 Study Quiz

Question 1 of 116

1

Select from the dropdown lists to complete the text.

Select the correct term in the drop box for each statement.
1. ( 1. Brain stem, 1. Cerebellum, 1. Cerebrum, 1. Diencephalon ) Connects the brain to the spinal cord; regulates heart rate and blood pressure and generates respiratory rhythms
2. ( 2. Brain stem, 2. Cerebellum, 2. Cerebrum, 2. Diencephalon ) Regulates body temperature and contains your biological clock
3. ( 3. Brain stem, 3. Cerebellum, 3. Cerebrum, 3. Diencephalon ) Receives and processes visual and other sensory input, responsible for conscious thought and personality, controls voluntary movements of skeletal muscle
4. ( 4. Brain stem, 4. Cerebellum, 4. Cerebrum, 4. Diencephalon ) Monitors body position and modifies motor impulses from your conscious brain

Explanation

Question 2 of 116

1

Select the following term(s) that can be measured using a spirometer.

Select one or more of the following:

Residual volume
Tidal volume
Respiratory rate
Total lung capacity
Vital capacity

Explanation

Question 3 of 116

1

The two hormones that regulate blood calcium levels are calcitonin and thyroxine (T3/T4).

Select one of the following:

True
False

Explanation

Question 4 of 116

1

Select from the dropdown lists to complete the text.

Select the correct term in the drop-down box for each sentence.

1. ( 1. Antidiuretic hormone, 1. Epinephrine, 1. Growth hormone, 1. Insulin, 1. Releasing/inhibiting hormones ) Released from the pituitary; binds to receptors on cells in the kidneys
2. ( 2. Antidiuretic hormone, 2. Epinephrine, 2. Growth hormone, 2. Insulin, 2. Releasing/inhibiting hormones ) Released from the adrenal medulla in response to activity of the sympathetic division of the autonomic nervous system as a response to short-term stress
3. ( 3. Antidiuretic hormone, 3. Epinephrine, 3. Growth hormone, 3. Insulin, 3. Releasing/inhibiting hormones ) Stimulates cells in the liver to pull glucose molecules out of the blood and build them into a storage molecule called glycogen
4. ( 4. Antidiuretic hormone, 4. Epinephrine, 4. Growth hormone, 4. Insulin, 4. Releasing/inhibiting hormones ) Nearly every cell in the body has receptors that bind this hormone; increases metabolic rate of target cells; released from the pituitary
5. ( 5. Antidiuretic hormone, 5. Epinephrine, 5. Growth hormone, 5. Insulin, 5. Releasing/inhibiting hormones ) Released from the hypothalamus; binds to receptors in the anterior pituitary gland where it regulates the secretion of other hormones
6. ( 6. Antidiuretic hormone, 6. Epinephrine, 6. Growth hormone, 6. Insulin, 6. Releasing/inhibiting hormones ) Released from the pancreas; stimulates cells throughout the body to increase glucose transport

Explanation

Question 5 of 116

1

Click on each orange point and select the correct answer.

Label the following highlighted elements of this diagram.

Explanation

Question 6 of 116

1

Hormones will have a stronger effect on the body whehn they are more abundant or when there are more receptors for that hormone.

Select one of the following:

True
False

Explanation

Question 7 of 116

1

Type II diabetes is an autoimmune disorder in which the pancreatic cells that produce insulin are destroyed, which causes a lack of insulin production; it can be corrected with insulin shots.

Select one of the following:

True
False

Explanation

Question 8 of 116

1

The endocrine system has certain characteristics that set it apart from the nervous system. Which characteristics are typical of the endocrine system, but NOT the nervous system?

Select one of the following:

Hormones released from a gland can affect the activity of cells in a variety of locations within the body, whereas one action potential travels to one specific location within the body.
Signals have an immediate effect on target cells.
Signals are sent using a combination of electrical and chemical signals
Hormones rely on cell receptors to transfer a message but neurotransmitters do not require receptors.

Explanation

Question 9 of 116

1

Which of the following events associated with the transmission of an impulse across a synapse occurs last?

Select one of the following:

Neurotransmitter is released into synaptic shift
Action potential arrives at the end of an axon (the axon terminal, or bulb)
Neurotransmitter binds to receptors on postsynaptic membrane
Neurotransmitter is broken down by enzymes or transported into presynaptic axon

Explanation

Question 10 of 116

1

The central nervous system is composed of

Select one of the following:

Nerves and ganglia
The brain and spinal cord
The nerves and tracts
The cerebrum and cerebellum

Explanation

Question 11 of 116

1

Breathing in carbon monoxide can cause health problems because

Select one of the following:

It competes with oxygen for binding sites on hemoglobin, which reduces oxygen loading at the lungs and delivery to the tissues
It impairs pacemaker cells in the heart and slows the heart rate, which reduces blood flow to the body's tissues
It can come out of the solution while circulating in theh blood, whihc forms tiny, painful bubbles in the blood
It affects the brain in a way that is similar to excess alcohol consumption--ie, it has an intoxicating effect

Explanation

Question 12 of 116

1

Caffeine affects the nervous system by

Select one of the following:

Inhibitnig the release of antidiuretic hormone
Blocking the receptors for adenosine
Inhibiting activity in the cerebellum
Enhancing the effects of cortisol

Explanation

Question 13 of 116

1

Physicians recommend that people breathe through their noses instead of their mouths. Which of the following occurs as air is drawn into the blood through the nose?

Select one of the following:

Air is dried
Carbon dioxide is removed from the air
Air is warmed and filtered
Moisture is removed from the air

Explanation

Question 14 of 116

1

Neurons store neurotransmitters in vesicles located within

Select one of the following:

Synaptic terminals of axons
Schwann cells
Dendrites
Myelin

Explanation

Question 15 of 116

1

As you exhale, the diaphragm

Select one of the following:

Contracts and becomes less dome shaped
Relaxes and becomes less dome shaped
Contracts and becomes more dome-shaped
Relaxes and becomes more dome-shaped

Explanation

Question 16 of 116

1

Where does the cerebral cortex dedicate the most space to processing sensory input from?

Select one of the following:

Fingertips
Soles of the feet
Neck
Forearm

Explanation

Question 17 of 116

1

If you consume caffeine daily for weeks at a time, its effects on your nervous system are reduced because

Select one of the following:

The blood-brain barrier becomes less permeable to caffeine, which makes it less able to get into your brain
The neurons in hyour brain add more receptors that bind caffeine
The hypothalamus secretes inhibiting hormones that reduce the effect of caffeine on your brain
The neurons in your brain make fewer receptors that bind caffeine

Explanation

Question 18 of 116

1

Which of the following is NOT an endocrine gland?

Select one of the following:

Liver
Pituitary
Thyroid
Adrenal cortex

Explanation

Question 19 of 116

1

Select the following true statements regarding the effect of smoking on the respiratory system:

Select one or more of the following:

The production of mucus decreases in response to the presence of smoke.
Smoking inhibits the activity of cilia lining the respiratory tract
Particles and debris from the smoke accumulate in the mucus of the airway and increase risk for infections by pathogens

Explanation

Question 20 of 116

1

Steroid hormones differ from non-steroid hormones in that steroid hormones...

Select one of the following:

Are water soluble
Can typically be introduced to the body through ingestion of an oral (pill) form
Cause a change to occur in the target cell
Bind to a receptor on the outer surface of the cell membrane

Explanation

Question 21 of 116

1

Humans must constantly breathe in oxygen in order to stay alive, because they use oxygen

Select one of the following:

To make carbon dioxide, which is thehn used to produce ATP
To efficiently make large quantities of ATP
As an important source of energy for cells
To convert amino acids and fatty acids to glucose, which the cell can use to make energy

Explanation

Question 22 of 116

1

The left and right cerebral hemispheres are connected by the corpus callosum, which can be severed as a a treatment for severe cases of

Select one of the following:

epilepsy
multiple sclerosis
drug addiction
carbon monoxide poisoning

Explanation

Question 23 of 116

1

Which of the following would cause an acceleration of heart rate, an increase in blood pressure, and a slowing of digestive processes?

Select one of the following:

Motor division of the somatic nervous system
Sensory division of the central nervous system
Sympathetic division of the autonomic nervous system
Parasympathetic division of the automatic nervous system

Explanation

Question 24 of 116

1

Select from the dropdown lists to complete the text.

Select the correct term from the drop-down box for each of the following statements.

1. ( 1. Axon, 1. Dendrite, 1. Ganglion, 1. Myelin sheath, 1. Nerve, 1. Neuron ) A bundle of axons located outside of the brain or spinal cord
2. ( 2. Axon, 2. Dendrite, 2. Ganglion, 2. Myelin sheath, 2. Nerve, 2. Neuron ) Increases the speed of transmission of an action potential
3. ( 3. Axon, 3. Dendrite, 3. Ganglion, 3. Myelin sheath, 3. Nerve, 3. Neuron ) A cluster of neuron cell bodies located outside of the brain or spinal cord
4. ( 4. Axon, 4. Dendrite, 4. Ganglion, 4. Myelin sheath, 4. Nerve, 4. Neuron ) A relatively long cytoplasmic extension from the cell body of a neuron that transmits action potentials
5. ( 5. Axon, 5. Dendrite, 5. Ganglion, 5. Myelin sheath, 5. Nerve, 5. Neuron ) A short, branched cytoplasmic extension from the cell body of a neuron that transmits graded potentials toward the cell body
6. ( 6. Axon, 6. Dendrite, 6. Ganglion, 6. Myelin sheath, 6. Nerve, 6. Neuron ) An electrically excitable cell

Explanation

Question 25 of 116

1

Select from the dropdown lists to complete the text.

Match the correct brain area from the drop-down box to its correct description.

1. ( 1. Wernicke's area, 1. Prefrontal area, 1. Motor area, 1. Somatosensory area ) Controls personality, thoughts, reasoning
2. ( 2. Wernicke's area, 2. Prefrontal area, 2. Motor area, 2. Somatosensory area ) Output to skeletal muscles; tells them to move
3. ( 3. Wernicke's area, 3. Prefrontal area, 3. Motor area, 3. Somatosensory area ) Receives input from sensory receptors that monitor external environment
4. ( 4. Wernicke's area, 4. Prefrontal area, 4. Motor area, 4. Somatosensory area ) Plans speech and interprets meaning of speech

Explanation

Question 26 of 116

1

If you live long enough, hyou will eventually need reading glasses, because of age-related chages to the...

Select one of the following:

Retina
Cornea
Pupil
Lens

Explanation

Question 27 of 116

1

Which structure is in direct contact with the air?

Select one of the following:

Pupil
Sclera
Cornea
Iris

Explanation

Question 28 of 116

1

Which of the following can readily cross the blood-brain barrier?

Select one of the following:

Oxygen
Red blood cells
White blood cells
Viruses

Explanation

Question 29 of 116

1

Which of hese endocrine structures is part of the brain?

Select one of the following:

Pituitary gland
Hypothalamus
Adrenal medulla
Cerebellum

Explanation

Question 30 of 116

1

This subconscious (involuntary) brain region monitors body position and modifies motor plans to coordinate muscle activity

Select one of the following:

Diencephalon
Brain strem
Cerebellum
Cerebrum

Explanation

Question 31 of 116

1

Oligodendrocytes are similar to Schwann cells in that they both

Select one of the following:

Help neurons regenerate after injury
Are a glial cell that forms a myelin sheath around axons
Are located in the central nervous system
Conduct nerve impulses

Explanation

Question 32 of 116

1

Which of the following structures contains muscles that adjust the diameter of your pupil to regulate how much light enters your eye?

Select one of the following:

Cornea
Sclera
Ciliary body
Iris

Explanation

Question 33 of 116

1

Which structure contains the highest density of cones, whihc provides the highest visual acuity (ie, clearest vision) when you focus an object directly onto this structure?

Select one of the following:

Macula lutea
Optic disc
Ciliary body
Lens

Explanation

Question 34 of 116

1

Neurons store neurotransmitters in vesicles located within

Select one of the following:

Dendrites
Myelin
Synaptic terminals of axons
Schwann cells

Explanation

Question 35 of 116

1

The peripheral nervous system is composed of

Select one of the following:

Nerves and tracts
The cerebrum and cerebellum
Nerves and ganglia
The brain and the spinal cord

Explanation

Question 36 of 116

1

Which of the following pairs of hormones antagonize each other, meaning that they have the opposite effect on body cells?

Select one of the following:

Gonadotropin releasing hormone (GnRH) and estrogen
Epinephrine and cortisol
Follicle stimulating hormone (FSH) and luteinizing hormone (LH)
Insulin and glycogen

Explanation

Question 37 of 116

1

Hormones are specific to particular tissues because

Select one of the following:

They are released next to target tissues, so they cannot interact with other cells
Target tissues display the appropriate receptor for a particular hormone
They only affect the cell that releases the hormone

Explanation

Question 38 of 116

1

Action potentials travel along these cytoplasmic extensions of a neuron

Select one of the following:

Cell bodies
Axons
Myelin sheaths
Dendrites

Explanation

Question 39 of 116

1

This structure contributes the most to the bending of light rays as they enter the eye, although it does it in a non-adjustable way

Select one of the following:

Ciliary body
Iris
Cornea
Lens

Explanation

Question 40 of 116

1

A neuron at rest has a charge difference across its cell membrane, with the interior of the cell negative relative to the exterior. This difference in charge across the plasma membrane is referred to as ____ potential

Select one of the following:

Graded
Depolarization
Resting
Refractory
Action

Explanation

Question 41 of 116

1

Which of these causes the release of neurotransmitter molecules?

Select one of the following:

The opening of voltage-regulated calcium channels and the diffusion of calcium ions out of the neuron
An action potential reaching the end of the cell body
An action potentila reaching the end of an axon
An action potential reaching the end of the dendrite

Explanation

Question 42 of 116

1

The space between an axon of one neuron and the dendrite of another neuron is called a(n)

Select one of the following:

Synaptic cleft
Node of Ranvier
Synapse
Synaptic terminal

Explanation

Question 43 of 116

1

Neurons store neurotransmitter molecules in vesicles located within

Select one of the following:

Myelin
The synaptic cleft
Dendrites
Synaptic terminals

Explanation

Question 44 of 116

1

Cells that provide direct protection and physical support to neurons are

Select one of the following:

Myelienated
Neuroglial cells
Found primarily in lymphatic fluids
Located only in the spinal fluid

Explanation

Question 45 of 116

1

An action potential....

Select one of the following:

Is larger in response to larger stimuli
Is self-propagating
Travels faster in response to larger stimuli
Can travel in both directions down an axon or dendrite

Explanation

Question 46 of 116

1

Select from the dropdown lists to complete the text.

An impulse relayed along a myelinated axon "jumps" from ( (1) node of Ranvier, (1) Oligodendrocyte, (1) Schwann cell ) to ( (2) node of Ranvier, (2) Oligodendrocyte, (2) Schwann cell ).

Explanation

Question 47 of 116

1

What part of a neuron relays signals from one neuron to another neuron or to an effector?

Select one of the following:

Axon hillock
Synaptic terminal
Axon
Node of Ranvier

Explanation

Question 48 of 116

1

Select the following answers which are functions of the myelin sheath.

Select one or more of the following:

It slows down the transmission of action potentials.
It is involved in the repair of damaged neurons in the peripheral nervous system.
It insulates a neuron and saves the neuron energy.
It plays an important role in synaptic transmission.

Explanation

Question 49 of 116

1

A nerve impulse moves toward a neuron's cell body along

Select one of the following:

Dendrites
Axons
Oligodendrocytes
Nodes of Ranvier

Explanation

Question 50 of 116

1

When neurotransmitter molecules bind to receptors in the plasma membrane of the receiving neuron, ....

Select one of the following:

Ion channels in the plasma membrane of the sending neuron open
Ion channels in the plasma membrane of the receiving neuron open
The receiving neuron becomes more negative inside
The receiving neuron becomes more positive inside

Explanation

Question 51 of 116

1

The small space between the sending neuron and the recceiving neuron is the

Select one of the following:

Synaptic terminal
Calcium channel
Vesicle
Synaptic cleft

Explanation

Question 52 of 116

1

When calcium ions enter the synaptic terminal,

Select one of the following:

They cacuse an action potential in the sending neuron
They cause vesicles containing neurotransmiter molecules to fuse to the plasma membrane of the sending neuron
Neurotransmitter molecules are quickly remoed from the synaptic cleft
The inside of the receiving neuron becomes more negative

Explanation

Question 53 of 116

1

The peripherary nervous system includes a sensory division and a motor division.

Select one of the following:

True
False

Explanation

Question 54 of 116

1

The central nervous sytem is encclosed by membranes or meninges called the

Select one of the following:

Dura mater, alma mater, and pia mater
Dura mater, pia mater, and arachnoid
Pleura, parietal, and arachnoid
Glial, Schwann, and interstitial

Explanation

Question 55 of 116

1

Which of the following is NOT directly involved in the production of a typical spinal reflex?

Select one of the following:

Brain
Interneuron
Motor neuron
Sensory neuron

Explanation

Question 56 of 116

1

Select from the dropdown lists to complete the text.

In general, the ( (1) sympathetic nervous system, (1) parasympathetic nervous system ) is most active during a crisis (eg, flight-or-flight) while the ( (2) parasympathetic nervous system, (2) sympathetic nervous system ) is most active during visceral functions.

Explanation

Question 57 of 116

1

Both sympathetic nerve fibers and parasympathetic nerve fibers use the same neurotransmitter.

Select one of the following:

True
False

Explanation

Question 58 of 116

1

Sympathetic and parasympathetic nerve fibers may innervate the same organs, but they have generally opposite effects.

Select one of the following:

True
False

Explanation

Question 59 of 116

1

In general, the neurotransmitter of the sympathetic nervous system is acetylcholine, and the neurotransmitter of the parasympathetic nervous system is norepinephrine.

Select one of the following:

True
False

Explanation

Question 60 of 116

1

Select from the dropdown lists to complete the text.

White matter of the spinal cord contains ( (1) myelinated nerves, (1) unmyelinated cell bodies ), whereas gray matter contains ( (2) unmyelinated cell bodies, (2) myelinated nerves ).

Explanation

Question 61 of 116

1

Select from the dropdown list to complete the text.

Control of smooth muscle and internal organs is the role of the ( Autonomic, Somatic, Postsynaptic ) divsion of the nervous sytem.

Explanation

Question 62 of 116

1

Select from the dropdown list to complete the text.

The ( parasympathetic division, somatic division, autonomic divsion, sympathetic division ) of the nervous system dominates during the relaxed state.

Explanation

Question 63 of 116

1

Select from the dropdown lists to complete the text.

Information coming into the central nervous system arrives via ( sensory neurons, motor neurons, neuroglial cells, interneurons ), while information going from the central nervous system to the muscles, glands, and organs travels via ( motor neurons, sensory neurons, neuroglial cells, interneurons ).

Explanation

Question 64 of 116

1

Which of the following activities would be facilitated by the sympathetic nervous system?

Select one of the following:

Decreased heart rate
Decreased respiratory rate
Increased blood pressure
Increased digestion and absorption

Explanation

Question 65 of 116

1

Label the four main regions of the brain.

Drag an answer into the correct orange point.

(4) Occipital lobe

(4) Parietal lobe

(4) Frontal lobe

(4) Temporal lobe

(3) Occipital lobe

(3) Parietal lobe

(3) Temporal lobe

(3) Frontal lobe

(2) Occipital lobe

(2) Parietal lobe

(2) Temporal lobe

(2) Frontal lobe

(1) Occipital lobe

(1) Parietal lobe

(1) Temporal lobe

(1) Frontal lobe

Explanation

Question 66 of 116

1

Select the following elements contained in the FRONTAL LOBE of the human brain.

Select one or more of the following:

Higher intellectual functions (decision-making, predicting the consequences of actions, controlling aggression, planning for the future)
Motor area (voluntary movement)
Somatosensory cortex
Sensory area (tactile sensation, self-awareness)
Visual area (processing visual information)
Auditory area (processing auditory information and some visual information)
Memory (and some emotion)

Explanation

Question 67 of 116

1

Select the following elements contained in the PARIETAL LOBE of the human brain.

Select one or more of the following:

Higher intellectual functions (decision-making, predicting the consequences of actions, controlling aggression, planning for the future)
Motor area (voluntary movement)
Somatosensory cortex
Sensory area (tactile sensation, self-awareness)
Visual area (processing visual information)
Auditory area (processing auditory information and some visual information)
Memory (and some emotion)

Explanation

Question 68 of 116

1

Select the following elements contained in the OCCIPITAL LOBE of the human brain.

Select one or more of the following:

Higher intellecctual functions (decision-making, predicting the consequences of actions, controlling aggression, planning for the future)
Motor area (voluntary movement)
Somatosensory cortex
Sensory area (tactile sensation, self-awareness)
Visual area (processing visual information)
Auditory area (processing auditory information and some visual information)
Memory (and some emotion)

Explanation

Question 69 of 116

1

Select the following elements contained in the TEMPORAL LOBE of the human brain.

Select one or more of the following:

Higher intellectual functions (decision-making, predicting the consequences of actions, controlling aggression, planning for the future)
Motor area (voluntary movement)
Somatosensory cortex
Sensory area (tactile sensation, self-awareness)
Visual area (processing visual information)
Auditory area (processing auditory information and some visual information)
Memory (and some emotion)

Explanation

Question 70 of 116

1

Which part of the brain is associated with conscious thought, memory, and personality?

Select one of the following:

Cerebellum
Pons
Medulla
Cerebral cortex

Explanation

Question 71 of 116

1

What part of the brain functions as a relay station for information to the limbic system and the cerebral cortex?

Select one of the following:

Hypothalamus
Midbrain
Medulla oblongata
Thalamus

Explanation

Question 72 of 116

1

Select from the dropdown list to complete the text.

An individual who has sufferd a stroke, which has caused damage in his cerebrum, and is now having problems with his hearing, has probably suffered damge to his ( temporal, occipital, parietal, frontal ) lobe.

Explanation

Question 73 of 116

1

Select from the dropdown list to complete the text.

The left and right sides of the cerebrum are interconnected by the ( corpus callosum, medulla oblongata, pons, thalamus, cerebral cortex ).

Explanation

Question 74 of 116

1

Select from the dropdown lists to complete the text.

( Short-term memory, Long-term memory ) involves quick bursts of action potentials in the limbic system, and ( long-term memory, short-term memory ) resides in the cerebral cortex and involves permanent changes in neurons and synapses.

Explanation

Question 75 of 116

1

Select from the dropdown lists to complete the text.

Short-term memory is associated with the ( (1) limbic system, (1) cerebral cortex, (1) hypothalamus ), whereas long-term meory is associated with the ( (2) cerebral cortex, (2) limbic system, (2) hypothalamus ).

Explanation

Question 76 of 116

1

The coordination necessary for a musician to play the piano depends on control exerted by the

Select one of the following:

Thalamus
Cerebral cortex
Medulla oblongata
Cerebellum

Explanation

Question 77 of 116

1

Which part of the brain is responsible for regulating the heart and respiratory rates and blood pressure?

Select one of the following:

Cerebral cortex
Thalamus
Cerebellum
Medulla oblongata

Explanation

Question 78 of 116

1

Which of the following are associated with storage of long-term memory?

Select one or more of the following:

The limbic system
Permanent changes in neurons
The formation of new synapses
The cerebral cortex

Explanation

Question 79 of 116

1

Some of the functions of the hypothalamus are the regulation of breast milk, carbohydrate metabolism, and temperature control.

Select one of the following:

True
False

Explanation

Question 80 of 116

1

Conscious thought is associated wiht the cerebellum.

Select one of the following:

True
False

Explanation

Question 81 of 116

1

Select from the dropdown list to complete the text.

Psychoactive drugs are characterized by the fact that they alter ( levels of neurotransmitters, the amplitude of action potentials, the travel speed of action potentials ).

Explanation

Question 82 of 116

1

Select from the dropdown list to complete the text.

The ( cerebellum, thalamus, pons, occipital lobe, medulla oblongata ) coordinates antagonistic muscle movements.

Explanation

Question 83 of 116

1

Which of the following parts of the brain effectively links the nervous system and the endocrine system?

Select one of the following:

Cerebellum
Hypothalamus
Medulla oblongata
Cerebral cortex

Explanation

Question 84 of 116

1

Rods and cones are the photoreceptors of the eye.

Select one of the following:

True
False

Explanation

Question 85 of 116

1

The choroid is the tough layer that forms the "white" of the eye.

Select one of the following:

True
False

Explanation

Question 86 of 116

1

Select from the dropdown list to complete the text.

The ( lens, cornea, vitreous humor, optic nerve ) changes shape to focus light on the retina.

Explanation

Question 87 of 116

1

What is the opening that allows light into the interior of the eye?

Select one of the following:

Sclera
Pupil
Optic nerve
Retina

Explanation

Question 88 of 116

1

Both the lens and the cornea are involved in focusing light.

Select one of the following:

True
False

Explanation

Question 89 of 116

1

As humans age, their ability to focus on nearby objects deteoriates. This is the result of

Select one of the following:

Stiffening of the lens and loss of accommodation capability
The loss of rods and cones
Changing shape of the eyeball
Increased viscosity of the aqueous and vitreous humor

Explanation

Question 90 of 116

1

Select from the dropdown lists to complete the text.

This is the path of light through the eye:
1. ( 1. Cornea, 1. Aqueous humor, 1. Pupil, 1. Lens, 1. Vitreous humor, 1. Retina )
2. ( 2. Aqueous humor, 2. Cornea, 2. Pupil, 2. Lens, 2. Vitreous humor, 2. Retina )
3. ( 3. Pupil, 3. Cornea, 3. Aqueous humor, 3. Lens, 3. Vitreous humor, 3. Retina )
4. ( 4. Lens, 4. Cornea, 4. Aqueous humor, 4. Pupil, 4. Vitreous humor, 4. Retina )
5. ( 5. Vitreous humor, 5. Cornea, 5. Aqueous humor, 5. Pupil, 5. Lens, 5. Retina )
6. ( 6. Retina, 6. Cornea, 6. Aqueous humor, 6. Pupil, 6. Lens, 6. Vitreous humor )

Explanation

Question 91 of 116

1

The retina regulates the amount of light entering the eye.

Select one of the following:

True
False

Explanation

Question 92 of 116

1

Lasik treatment functions to improve eyesight by changing the shape of the cornea.

Select one of the following:

True
False

Explanation

Question 93 of 116

1

The "blind spot" is associated with the...

Select one of the following:

Vitreous humor
Choroid
Lens
Optic disk

Explanation

Question 94 of 116

1

Select from the dropdown list to complete the text.

The primary function of the ( Inner ear, Middle ear, Outer ear ) is amplifying sound waves.

Explanation

Question 95 of 116

1

Select from the dropdown lists to complete the text.

The following sequence is the pathway by which soundwaves travel through the ear:

1. ( 1. External auditory canal, 1. Eardrum, 1. Oval window, 1. Cochlea )
2. ( 2. External auditory canal, 2. Eardrum, 2. Oval window, 2. Cochlea )
3. ( 3. External auditory canal, 3. Eardrum, 3. Oval window, 3. Cochlea )
4. ( 4. External auditory canal, 4. Eardrum, 4. Oval window, 4. Cochlea )

Explanation

Question 96 of 116

1

The part of the ear involved with the sense of equilibrium or balance is the

Select one of the following:

Semiciccular canals only
Vestibule and semicircular canals
Cochlea
Vestibule only

Explanation

Question 97 of 116

1

Select from the dropdown lists to complete the text.

1. The auditory nerve is located in the ( 1. Inner ear, 1. Middle ear, 1. Outer ear ).
2. The ( 2. Inner ear, 2. Middle ear, 2. Outer ear ) is the site of the vestibular canal and the tympanic canal.
3. Sound waves moving through the ( 3. Outer ear, 3. Middle ear, 3. Inner ear ) hit the tympanic membrane.
4. The air-filled chamber in the temporal lobe that contains three small bones is located in the ( 4. Middle ear, 4. Inner ear, 4. Outer ear ).

Explanation

Question 98 of 116

1

Click on each orange point and select the correct answer.

Label the following parts of the eye.

{"2.15677_14.2109":[{"id":19827682,"answer":"1. Ciliary body","x":2.15677,"y":14.2109},{"id":19827683,"answer":"1. Ligament","x":2.15677,"y":14.2109},{"id":19827684,"answer":"1. Aqueous humor","x":2.15677,"y":14.2109},{"id":19827685,"answer":"1. Cornea","x":2.15677,"y":14.2109},{"id":19827686,"answer":"1. Iris","x":2.15677,"y":14.2109},{"id":19827687,"answer":"1. Lens","x":2.15677,"y":14.2109},{"id":19827688,"answer":"1. Optic nerve","x":2.15677,"y":14.2109},{"id":19827689,"answer":"1. Vitreous humor","x":2.15677,"y":14.2109},{"id":19827690,"answer":"1. Retina","x":2.15677,"y":14.2109}],"1.869_22.9862":[{"id":19827691,"answer":"2. Ciliary body","x":1.869,"y":22.9862},{"id":19827692,"answer":"2. Ligament","x":1.869,"y":22.9862},{"id":19827693,"answer":"2. Aqueous humor","x":1.869,"y":22.9862},{"id":19827694,"answer":"2. Cornea","x":1.869,"y":22.9862},{"id":19827695,"answer":"2. Iris","x":1.869,"y":22.9862},{"id":19827696,"answer":"2. Lens","x":1.869,"y":22.9862},{"id":19827697,"answer":"2. Optic nerve","x":1.869,"y":22.9862},{"id":19827698,"answer":"2. Vitreous humoro","x":1.869,"y":22.9862},{"id":19827699,"answer":"2. Retina","x":1.869,"y":22.9862}],"1.869_30.9758":[{"id":19827700,"answer":"3. Ciliary body","x":1.869,"y":30.9758},{"id":19827701,"answer":"3. Ligament","x":1.869,"y":30.9758},{"id":19827702,"answer":"3. Aqueous humor","x":1.869,"y":30.9758},{"id":19827703,"answer":"3. Cornea","x":1.869,"y":30.9758},{"id":19827704,"answer":"3. Iris","x":1.869,"y":30.9758},{"id":19827705,"answer":"3. Lens","x":1.869,"y":30.9758},{"id":19827706,"answer":"3. Optic nerve","x":1.869,"y":30.9758},{"id":19827707,"answer":"3. Vitreous humor","x":1.869,"y":30.9758},{"id":19827708,"answer":"3. Retina","x":1.869,"y":30.9758}],"1.869_68.4348":[{"id":19827709,"answer":"4. Ciliary body","x":1.869,"y":68.4348},{"id":19827710,"answer":"4. Ligament","x":1.869,"y":68.4348},{"id":19827711,"answer":"4. Aqueous humor","x":1.869,"y":68.4348},{"id":19827712,"answer":"4. Cornea","x":1.869,"y":68.4348},{"id":19827713,"answer":"4. Iris","x":1.869,"y":68.4348},{"id":19827714,"answer":"4. Lens","x":1.869,"y":68.4348},{"id":19827715,"answer":"4. Optic nerve","x":1.869,"y":68.4348},{"id":19827716,"answer":"4. Vitreous humor","x":1.869,"y":68.4348},{"id":19827717,"answer":"4. Retina","x":1.869,"y":68.4348}],"2.73231_77.6031":[{"id":19827718,"answer":"5. Ciliary body","x":2.73231,"y":77.6031},{"id":19827719,"answer":"5. Ligament","x":2.73231,"y":77.6031},{"id":19827720,"answer":"5. Aqueous humor","x":2.73231,"y":77.6031},{"id":19827721,"answer":"5. Iris","x":2.73231,"y":77.6031},{"id":19827722,"answer":"5. Lens","x":2.73231,"y":77.6031},{"id":19827723,"answer":"5. Cornea","x":2.73231,"y":77.6031},{"id":19827724,"answer":"5. Optic nerve","x":2.73231,"y":77.6031},{"id":19827725,"answer":"5. Vitreous humor","x":2.73231,"y":77.6031},{"id":19827726,"answer":"5. Retina","x":2.73231,"y":77.6031}],"74.9625_39.0963":[{"id":19827736,"answer":"7. Ciliary body","x":74.9625,"y":39.0963},{"id":19827737,"answer":"7. Ligament","x":74.9625,"y":39.0963},{"id":19827738,"answer":"7. Aqueous humor","x":74.9625,"y":39.0963},{"id":19827739,"answer":"7. Cornea","x":74.9625,"y":39.0963},{"id":19827740,"answer":"7. Iris","x":74.9625,"y":39.0963},{"id":19827741,"answer":"7. Lens","x":74.9625,"y":39.0963},{"id":19827742,"answer":"7. Optic nerve","x":74.9625,"y":39.0963},{"id":19827743,"answer":"7. Vitreous humor","x":74.9625,"y":39.0963},{"id":19827744,"answer":"7. Retina","x":74.9625,"y":39.0963}],"2.15677_85.9856":[{"id":19827727,"answer":"6. Ciliary body","x":2.15677,"y":85.9856},{"id":19827728,"answer":"6. Ligament","x":2.15677,"y":85.9856},{"id":19827729,"answer":"6. Aqueous humor","x":2.15677,"y":85.9856},{"id":19827730,"answer":"6. Cornea","x":2.15677,"y":85.9856},{"id":19827731,"answer":"6. Iris","x":2.15677,"y":85.9856},{"id":19827732,"answer":"6. Lens","x":2.15677,"y":85.9856},{"id":19827733,"answer":"6. Optic nerve","x":2.15677,"y":85.9856},{"id":19827734,"answer":"6. Vitreous humor","x":2.15677,"y":85.9856},{"id":19827735,"answer":"6. Retina","x":2.15677,"y":85.9856}],"69.4949_77.0792":[{"id":19827745,"answer":"8. Ciliary body","x":69.4949,"y":77.0792},{"id":19827746,"answer":"8. Ligament","x":69.4949,"y":77.0792},{"id":19827747,"answer":"8. Aqueous humor","x":69.4949,"y":77.0792},{"id":19827748,"answer":"8. Cornea","x":69.4949,"y":77.0792},{"id":19827749,"answer":"8. Iris","x":69.4949,"y":77.0792},{"id":19827750,"answer":"8. Lens","x":69.4949,"y":77.0792},{"id":19827751,"answer":"8. Optic nerve","x":69.4949,"y":77.0792},{"id":19827752,"answer":"8. Retina","x":69.4949,"y":77.0792},{"id":19827753,"answer":"8. Vitreous humor","x":69.4949,"y":77.0792}],"69.4949_86.3785":[{"id":19827754,"answer":"9. Ciliary body","x":69.4949,"y":86.3785},{"id":19827755,"answer":"9. Ligament","x":69.4949,"y":86.3785},{"id":19827756,"answer":"9. Aqueous humor","x":69.4949,"y":86.3785},{"id":19827757,"answer":"9. Cornea","x":69.4949,"y":86.3785},{"id":19827758,"answer":"9. Iris","x":69.4949,"y":86.3785},{"id":19827759,"answer":"9. Lens","x":69.4949,"y":86.3785},{"id":19827760,"answer":"9. Optic nerve","x":69.4949,"y":86.3785},{"id":19827761,"answer":"9. Retina","x":69.4949,"y":86.3785},{"id":19827762,"answer":"9. Vitreous humor","x":69.4949,"y":86.3785}]}

Explanation

Question 99 of 116

1

Click on each orange point and select the correct answer.

Label the parts of the ear.

Explanation

Question 100 of 116

1

In both Type I and Type II diabetes, glucose levels remain higher than normal.

Select one of the following:

True
False

Explanation

Question 101 of 116

1

Insulin helps regulate blood sugar at homeostatic levels by activating hormone production in the posterior pituitary gland.

Select one of the following:

True
False

Explanation

Question 102 of 116

1

Select from the dropdown lists to complete the text.

Both glucagon and insulin are produced by the pancreas and they regulate blood glucose levels. ( (1) Glucagon, (1) Insulin ) increases blood glucose by stimulating the release of glucose from glycogen, and ( (2) insulin, (2) glucagon ) decreases it by promoting the uptake of glucose by cells.

Explanation

Question 103 of 116

1

Select the following TRUE statements abou the functions of hormones.

Select one or more of the following:

Hormones affect energy utilization.
Hormones influence protein synthesis.
Hormones can affect the activities of the plasma membrane.
Hormones may be involved in secretory activity.

Explanation

Question 104 of 116

1

If the level of calcium in the blood falls below the homeostatic level, ....

Select one of the following:

Parathormone levels in the body would increase.
Parathormone levels in the body would decrease.
The secretion of calcitonin would increase.
Bones would begin to store more calcium.

Explanation

Question 105 of 116

1

Select from the dropdown lists to complete the text.

You just ate about half of your birthday cake. As a result, your glucose ( (1) increases, (1) decreases ), insulin ( (2) increases, (2) decreases ), and glucagon ( (3) decreases, (3) increases ).

Explanation

Question 106 of 116

1

Select from the dropdown list to complete the text.

The ( hypothalamus, thalamus, thyroid gland ) controls hormone release by both the anterior pituitary and the posterior pituitary.

Explanation

Question 107 of 116

1

Releasing hormones are secreted from the neurosecretory cells in the hypothalamus directly onto the endocrine cells in the anterior pituitary.

Select one of the following:

True
False

Explanation

Question 108 of 116

1

FSH promotes sperm production and promotes egg development.

Select one of the following:

True
False

Explanation

Question 109 of 116

1

Select the following statements that are true about LH.

Select one or more of the following:

Promotes sperm production
Stimulates testes to produce androgens
Promotes egg development
Induces ovulation
Stimulates ovaries to produce estrogen and progesterone

Explanation

Question 110 of 116

1

Select from the dropdown lists to complete the text.

FSH is produced in the ( (1) anterior pituitary, (1) posterior pituitary ), and LH is produced in the ( (2) anterior pituitary, (2) posterior pituitary ).

Explanation

Question 111 of 116

1

Calcitonin stimulates osteoclasts to break down bone.

Select one of the following:

True
False

Explanation

Question 112 of 116

1

The parathyroid gland stimulates parathyroid hormone (PTH) when there is low blood Ca2+.

Select one of the following:

True
False

Explanation

Question 113 of 116

1

The thymus slowly grows with age.

Select one of the following:

True
False

Explanation

Question 114 of 116

1

Select from the dropdown list to complete the text.

The gonads produce ( gametes, melatonin, thymosins ).

Explanation

Question 115 of 116

1

The pineal gland is part of the diencephalon.

Select one of the following:

True
False

Explanation

Question 116 of 116

1

	Created by Hannah Erickson about 7 years ago

Quiz on BIOL 108 Exam 4 Study Quiz, created by Hannah Erickson on 17/11/2017.

BIOL 108 Exam 4 Study Quiz

Question 1 of 116

Select from the dropdown lists to complete the text.

Explanation

Question 2 of 116

Select the following term(s) that can be measured using a spirometer.

Select one or more of the following:

Explanation

Question 3 of 116

The two hormones that regulate blood calcium levels are calcitonin and thyroxine (T3/T4).

Select one of the following:

Explanation

Question 4 of 116

Select from the dropdown lists to complete the text.

Explanation

Question 5 of 116

Click on each orange point and select the correct answer.

Label the following highlighted elements of this diagram.

Explanation

Question 6 of 116

Hormones will have a stronger effect on the body whehn they are more abundant or when there are more receptors for that hormone.

Select one of the following:

Explanation

Question 7 of 116

Type II diabetes is an autoimmune disorder in which the pancreatic cells that produce insulin are destroyed, which causes a lack of insulin production; it can be corrected with insulin shots.

Select one of the following:

Explanation

Question 8 of 116

The endocrine system has certain characteristics that set it apart from the nervous system. Which characteristics are typical of the endocrine system, but NOT the nervous system?

Select one of the following:

Explanation

Question 9 of 116

Which of the following events associated with the transmission of an impulse across a synapse occurs last?

Select one of the following:

Explanation

Question 10 of 116

The central nervous system is composed of

Select one of the following:

Explanation

Question 11 of 116

Breathing in carbon monoxide can cause health problems because

Select one of the following:

Explanation

Question 12 of 116

Caffeine affects the nervous system by

Select one of the following:

Explanation

Question 13 of 116

Physicians recommend that people breathe through their noses instead of their mouths. Which of the following occurs as air is drawn into the blood through the nose?

Select one of the following:

Explanation

Question 14 of 116

Neurons store neurotransmitters in vesicles located within

Select one of the following:

Explanation

Question 15 of 116

As you exhale, the diaphragm

Select one of the following:

Explanation

Question 16 of 116

Where does the cerebral cortex dedicate the most space to processing sensory input from?

Select one of the following:

Explanation

Question 17 of 116

If you consume caffeine daily for weeks at a time, its effects on your nervous system are reduced because

Select one of the following:

Explanation

Question 18 of 116

Which of the following is NOT an endocrine gland?

Select one of the following:

Explanation

Question 19 of 116

Select the following true statements regarding the effect of smoking on the respiratory system:

Select one or more of the following:

Explanation

Question 20 of 116

Steroid hormones differ from non-steroid hormones in that steroid hormones...

Select one of the following:

Explanation