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Module 8 Optional Review

Beschreibung

Quiz am Module 8 Optional Review, erstellt von Julie Howard am 07/11/2020.
Julie Howard
Quiz von Julie Howard, aktualisiert more than 1 year ago
Julie Howard
Erstellt von Julie Howard vor etwa 4 Jahre
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Zusammenfassung der Ressource

Frage 1

Frage
I had to get creative with the editing of the photo. What phase of an action potential is indicated by the kaboom image?
Image:
Action+Potential (binary/octet-stream)
Antworten
  • Depolarization
  • Repolarization
  • Hyperpolarization
  • Local Potential
  • Resting Membrane Potential

Frage 2

Frage
I had to get creative with the editing of the photo. What phase of an action potential is indicated by the cloud icon?
Image:
Action+Potential (binary/octet-stream)
Antworten
  • Depolarization
  • Repolarization
  • Hyperpolarization
  • Local Potential
  • Resting Membrane Potential

Frage 3

Frage
I had to get creative with the editing of the photo. What phase of an action potential is indicated by the poof icon?
Image:
Action+Potential (binary/octet-stream)
Antworten
  • Depolarization
  • Repolarization
  • Hyperpolarization
  • Local Potential
  • Resting Membrane Potential

Frage 4

Frage
I had to get creative with the editing of the photo. What phase of an action potential is indicated by the crying emoji?
Image:
Action+Potential (binary/octet-stream)
Antworten
  • Depolarization
  • Repolarization
  • Hyperpolarization
  • Local Potential
  • Resting Membrane Potential

Frage 5

Frage
I had to get creative with the editing of the photo. What phase of an action potential is indicated by the sleeping emoji?
Image:
Action+Potential (binary/octet-stream)
Antworten
  • Depolarization
  • Repolarization
  • Hyperpolarization
  • Local Potential
  • Resting Membrane Potential

Frage 6

Frage
What is happening in the action potential at number 1?
Image:
Action+Potential+Clean (binary/octet-stream)
Antworten
  • Na+ arriving at trigger zone depolarizes the membrane.
  • At threshold, voltage-regulated ion gates open, neuron "fires
  • Self-accelerating Na+ inflow rapidly depolarizes membrane.
  • Na+ gates begin closing at 0 mv; membrane reaches +35 mV by the time all are closed and Na+ inflow ceases.
  • Slow K+ gates have been opening since step 2; K+ outflow now repolarizes cell.
  • Excess K+ outflow produces slight overshoot
  • Ion diffusion and K+ removal by astrocytes restore RMP

Frage 7

Frage
What is happening in the action potential at number 2?
Image:
Action+Potential+Clean (binary/octet-stream)
Antworten
  • Na+ arriving at trigger zone depolarizes the membrane.
  • At threshold, voltage-regulated ion gates open, neuron "fires
  • Self-accelerating Na+ inflow rapidly depolarizes membrane.
  • Na+ gates begin closing at 0 mv; membrane reaches +35 mV by the time all are closed and Na+ inflow ceases.
  • Slow K+ gates have been opening since step 2; K+ outflow now repolarizes cell.
  • Excess K+ outflow produces slight overshoot
  • Ion diffusion and K+ removal by astrocytes restore RMP

Frage 8

Frage
What is happening in the action potential at number 3?
Image:
Action+Potential+Clean (binary/octet-stream)
Antworten
  • Na+ arriving at trigger zone depolarizes the membrane.
  • At threshold, voltage-regulated ion gates open, neuron "fires
  • Self-accelerating Na+ inflow rapidly depolarizes membrane.
  • Na+ gates begin closing at 0 mv; membrane reaches +35 mV by the time all are closed and Na+ inflow ceases.
  • Slow K+ gates have been opening since step 2; K+ outflow now repolarizes cell.
  • Excess K+ outflow produces slight overshoot
  • Ion diffusion and K+ removal by astrocytes restore RMP

Frage 9

Frage
What is happening in the action potential at number 4?
Image:
Action+Potential+Clean (binary/octet-stream)
Antworten
  • Na+ arriving at trigger zone depolarizes the membrane.
  • At threshold, voltage-regulated ion gates open, neuron "fires
  • Self-accelerating Na+ inflow rapidly depolarizes membrane.
  • Na+ gates begin closing at 0 mv; membrane reaches +35 mV by the time all are closed and Na+ inflow ceases.
  • Slow K+ gates have been opening since step 2; K+ outflow now repolarizes cell.
  • Excess K+ outflow produces slight overshoot
  • Ion diffusion and K+ removal by astrocytes restore RMP

Frage 10

Frage
What is happening in the action potential at number 5?
Image:
Action+Potential+Clean (binary/octet-stream)
Antworten
  • Na+ arriving at trigger zone depolarizes the membrane.
  • At threshold, voltage-regulated ion gates open, neuron "fires
  • Self-accelerating Na+ inflow rapidly depolarizes membrane.
  • Na+ gates begin closing at 0 mv; membrane reaches +35 mV by the time all are closed and Na+ inflow ceases.
  • Slow K+ gates have been opening since step 2; K+ outflow now repolarizes cell.
  • Excess K+ outflow produces slight overshoot
  • Ion diffusion and K+ removal by astrocytes restore RMP

Frage 11

Frage
What is happening in the action potential at number 6?
Image:
Action+Potential+Clean (binary/octet-stream)
Antworten
  • Na+ arriving at trigger zone depolarizes the membrane.
  • At threshold, voltage-regulated ion gates open, neuron "fires
  • Self-accelerating Na+ inflow rapidly depolarizes membrane.
  • Na+ gates begin closing at 0 mv; membrane reaches +35 mV by the time all are closed and Na+ inflow ceases.
  • Slow K+ gates have been opening since step 2; K+ outflow now repolarizes cell.
  • Excess K+ outflow produces slight overshoot
  • Ion diffusion and K+ removal by astrocytes restore RMP

Frage 12

Frage
What is happening in the action potential at number 7?
Image:
Action+Potential+Clean (binary/octet-stream)
Antworten
  • Na+ arriving at trigger zone depolarizes the membrane.
  • At threshold, voltage-regulated ion gates open, neuron "fires
  • Self-accelerating Na+ inflow rapidly depolarizes membrane.
  • Na+ gates begin closing at 0 mv; membrane reaches +35 mV by the time all are closed and Na+ inflow ceases.
  • Slow K+ gates have been opening since step 2; K+ outflow now repolarizes cell.
  • Excess K+ outflow produces slight overshoot
  • Ion diffusion and K+ removal by astrocytes restore RMP

Frage 13

Frage
How does myelin speed up signals?
Antworten
  • by wrapping tightly around an axon, sealing the nerve fiber and increasing resistance to leakage of Na+
  • by creating a greater separation between ICF and ECF, allowing Na+ ions to move more freely
  • by wrapping tightly around an axon, sealing the nerve fiber and increasing resistance to leakage of Mg+
  • by creating a greater separation between ICF and ECF, allowing Mg+ ions to move more freely

Frage 14

Frage
Which is not a type of neuroglia of the CNS?
Antworten
  • oligodendrocytes
  • ependymal cells
  • microglia
  • astrocytes
  • satellite cells

Frage 15

Frage
What are bipolar neurons?
Antworten
  • Neurons that contain both an axon and a dendrite.
  • Unbranched neurons
  • Neurons that cause irregular transmission of signals.
  • Neurons that change between fast and slow transmissions.

Frage 16

Frage
What are functions of glial cells?
Antworten
  • protect neurons and help them function
  • bind neurons together
  • provide supportive framework for neural tissue
  • control release of neurotransmitters

Frage 17

Frage
Satellite cells provide insulation around the body of neurons.
Antworten
  • True
  • False

Frage 18

Frage
Synaptic knobs secrete neurotransmitters.
Antworten
  • True
  • False

Frage 19

Frage
What two organ systems are dedicated to maintaining internal coordination?
Antworten
  • Nervous system
  • Endocrine system
  • Cardiovascular system
  • Immune system

Frage 20

Frage
Which is not included in the structure of a neuron?
Antworten
  • soma
  • axon
  • terminal arborization
  • synaptic knob
  • axosizomites
  • axon hillock
  • dendrites
  • neurofibrils

Frage 21

Frage
Which 2 types of ligaments arise from the pia mater?
Antworten
  • coccygeal ligament
  • denticulate ligament
  • arachnoid ligament
  • plica ligament

Frage 22

Frage
Which is not one of the meninges?
Antworten
  • dura mater
  • arachnoid mater
  • pia mater
  • glia mater

Frage 23

Frage
Select all of the nerve plexuses in the body.
Antworten
  • cervical plexus
  • brachial plexus
  • lumbar plexus
  • sacral plexus
  • coccygeal plexus
  • dorsal plexus
  • sciatic plexus

Frage 24

Frage
A [blank_start]dermatome[blank_end] a specific area of the skin that sends sensory signals to each spinal nerve
Antworten
  • dermatome
  • myotome
  • epitome
  • sensoratome

Frage 25

Frage
The [blank_start]cauda equina[blank_end] is the bundle of nerves in vertebral column at the terminal end of the spinal cord.
Antworten
  • cauda equina

Frage 26

Frage
A [blank_start]ganglion[blank_end] is a cluster of neurosomas outside the CNS.
Antworten
  • ganglion

Frage 27

Frage
Gray matter is composed of:
Antworten
  • 2 posterior horns
  • 1 anterior horn
  • 2 lateral horns
  • 2 anterior horns
  • 1 lateral horn
  • 1 posterior horn

Frage 28

Frage
Gray matter has a dull color because it contains little amounts of [blank_start]myelin[blank_end].
Antworten
  • myelin

Frage 29

Frage
What are sense organs specialized to monitor position and movement of body parts?
Antworten
  • proprioceptors
  • chemoreceptors
  • baroreceptors
  • neuroreceptors

Frage 30

Frage
What signals are transmitted by the spinothalamic tract?
Antworten
  • pain
  • pressure
  • temperature
  • tickle
  • itch
  • light touch
  • crude touch
  • kinesthesia

Frage 31

Frage
White matter consists of:
Antworten
  • 2 posterior columns
  • 2 lateral columns
  • 2 anterior columns
  • 1 posterior column
  • 1 lateral column
  • 1 anterior column

Frage 32

Frage
The amygdala is associated with long term memory.
Antworten
  • True
  • False

Frage 33

Frage
[blank_start]Broca's area[blank_end] of the brain generates motor programming for planned speech and sends it to the primary motor cortex.
Antworten
  • Broca's area

Frage 34

Frage
Functions of cerebellar peduncles:
Antworten
  • aid in motor coordination
  • evaluates sensory input
  • evaluates complex language input
  • evaluates pitch differentiation
  • responsible for impulse control issues

Frage 35

Frage
The [blank_start]cerebellum[blank_end] allows for learning motor skills.
Antworten
  • cerebellum
  • cerebrum
  • medulla
  • pons
  • corpus callosum

Frage 36

Frage
The structures of the brainstem include:
Antworten
  • diencephalon
  • midbrain
  • medulla
  • pons
  • corpus callosum

Frage 37

Frage
CSF contains more Na and Cl, less K, Ca and glucose than plasma and little protein.
Antworten
  • True
  • False

Frage 38

Frage
The [blank_start]hippocampus[blank_end] is the memory forming center. It teaches the cortex through repetition called memory consolidation.
Antworten
  • hippocampus
  • amygdala
  • hypothalamus

Frage 39

Frage
The hypothalamus is a major control center of autonomic nervous system and endocrine system. It plays a major role in nearly all homeostatic regulation
Antworten
  • True
  • False

Frage 40

Frage
The [blank_start]diencephalon[blank_end] contains the hypothalamus, thalamus, and epithalamus.
Antworten
  • diencephalon
  • hippocampus
  • reticular formation

Frage 41

Frage
The [blank_start]substantia nigra[blank_end] relays inhibitory signals to thalamus and basal nuclei preventing unwanted movement. Neuron damage here leads to Parkinson's Disease.
Antworten
  • substantia nigra

Frage 42

Frage
The adrenal cortex secretes:
Antworten
  • steroids
  • glucagon
  • adrenalin
  • pheromones

Frage 43

Frage
Preganglionic neurons synapse in the medulla oblongata.
Antworten
  • True
  • False

Frage 44

Frage
The PNS effects blood vessels.
Antworten
  • True
  • False

Frage 45

Frage
The ANS is divided into sympathetic and parasympathetic nervous systems.
Antworten
  • True
  • False

Frage 46

Frage
Muscarinic receptors are located on:
Antworten
  • glands
  • smooth muscle cells
  • cardiac muscle cells
  • lymph nodes

Frage 47

Frage
Stress on SNS dilates vessels in the skeletal muscles and heart.
Antworten
  • True
  • False

Frage 48

Frage
SNS function is rest and digest.
Antworten
  • True
  • False

Frage 49

Frage
ANS control is generally voluntary.
Antworten
  • True
  • False

Frage 50

Frage
Where is the cell body/soma of a preganglionic neuron?
Antworten
  • spinal cord
  • brain stem
  • ganglion

Frage 51

Frage
Where is the cell body/soma of a postganglionic neuron?
Antworten
  • spinal cord
  • brain stem
  • ganglion

Frage 52

Frage
Accessory structures of the orbit consist of:
Antworten
  • eyebrows
  • eyelids
  • conjunctiva
  • blepharon

Frage 53

Frage
The auditory receptors of the spiral organ are neurons.
Antworten
  • True
  • False

Frage 54

Frage
Each semicircular duct ends in an [blank_start]ampulla[blank_end].
Antworten
  • ampulla
  • emmetropia
  • saccule

Frage 55

Frage
Which is not an auditory ossicle?
Antworten
  • malleus
  • incus
  • stapes
  • malleolus

Frage 56

Frage
The Fovea Centralis is the center of the macula.
Antworten
  • True
  • False

Frage 57

Frage
Exteroreceptors detect external stimuli ex. vision, hearing, smell, taste, touch.
Antworten
  • True
  • False

Frage 58

Frage
Extrinsic eye muscles are innervated by the [blank_start]oculomotor[blank_end], [blank_start]trochlear[blank_end] and [blank_start]abducens nerve[blank_end].
Antworten
  • oculomotor
  • trochlear
  • abducens nerve

Frage 59

Frage
Interoreceptors detect internal stimuli.
Antworten
  • True
  • False

Frage 60

Frage
How many muscles insert on the eyeball?
Antworten
  • 2
  • 4
  • 6
  • 8

Frage 61

Frage
The largest neurons in retina are [blank_start]ganglion cells[blank_end].
Antworten
  • ganglion cells
  • rods and cones

Frage 62

Frage
Where is the macula lutea located?
Antworten
  • on the superior portion of the retina
  • on the center of the retina
  • on the lateral edge of the retina
  • on the inferior portion of the retina

Frage 63

Frage
The [blank_start]optic disk[blank_end] is the area in the back of the eye where nerve fibers from the retina converge and exit the eye to form optic nerve.
Antworten
  • optic disk

Frage 64

Frage
Rods need full light for color vision.
Antworten
  • True
  • False

Frage 65

Frage
Which is not a tunic of the eyeball?
Antworten
  • fibrous
  • vascular
  • neural
  • scleral

Frage 66

Frage
Taste cells are neurons.
Antworten
  • True
  • False

Frage 67

Frage
The conjunctiva does not cover what part of the eye?
Antworten
  • cornea
  • pupil
  • lens

Frage 68

Frage
The the [blank_start]retina[blank_end] attaches to the optic disc and ora serrata.
Antworten
  • retina
  • cornea
  • pupil

Frage 69

Frage
The anterior chamber is between the cornea and iris.
Antworten
  • True
  • False
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