Unit Two Review- Chapter 2

Beschreibung

Quiz am Unit Two Review- Chapter 2, erstellt von Ashley Berg am 04/10/2018.
Ashley Berg
Quiz von Ashley Berg, aktualisiert more than 1 year ago
Ashley Berg
Erstellt von Ashley Berg vor fast 6 Jahre
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Zusammenfassung der Ressource

Frage 1

Frage
_______ receive information from other neurons; ___________ transmit information to other neurons.
Antworten
  • Axons; synapses
  • Dendrites; axons
  • Synapses; dendrites
  • Axons; dendrites

Frage 2

Frage
Leonard's mother became dehydrated during a recent illness, and the levels of sodium in her body were significantly reduced. If enough sodium was lost you might expect that
Antworten
  • her nervous system would become highly activated and action potentials would be generated continuously
  • fewer action potentials would occur in her nervous system
  • more neurotransmitters would be produced in her terminal buttons
  • glial cells would start to degenerate and die

Frage 3

Frage
Action potentials
Antworten
  • are stronger when the incoming stimulation is more intense
  • are seldom strong enough to reach the terminal buttons
  • travel more slowly if the incoming stimulation is less intense
  • are generated in an all-or-nothing fashion

Frage 4

Frage
Fiona puts her hands into a sink full of lukewarm water, Luke puts his hands into a sink full of ice-cold water. Based on what is known about neural transmission you could predict that the action potentials will
Antworten
  • travel more quickly in Luke's system because the stimulus is more intense.
  • be weaker in Fiona's system because the stimulus is less intense
  • be the same in both individuals due to the all-or-nothing principle
  • travel a shorter distance in Luke's system because the stimulus is more intense

Frage 5

Frage
Neurotransmitters are stored in
Antworten
  • mitochondria
  • synaptic vesicles
  • dendrites
  • nacelles

Frage 6

Frage
An electric potential that increases the likelihood that the postsynaptic neuron will fire is called an
Antworten
  • all-or-nothing
  • inhibitory postsynaptic potential
  • excitatory postsynaptic potential
  • excitatory presynaptic potential

Frage 7

Frage
Which of the following is the correct sequence of steps through which neurotransmitters progress during synaptic transmission?
Antworten
  • synthesis, release, binding, inactivation, reuptake
  • release, synthesis, binding, reuptake, inactivation
  • binding, synthesis, release, inactivation, reuptake
  • synthesis, binding, release, reuptake, inactivation

Frage 8

Frage
When a neurotransmitter is released, but it does not fit into a suitable receptor channel on the postsynaptic neuron
Antworten
  • an inhibitory postsynaptic potential will be generated
  • an excitatory post synaptic potential will be generated
  • the strength of the action potential in the presynaptic neuron will increase
  • the firing potential of the postsynaptic neuron will not be affected

Frage 9

Frage
A good analogy for the way in which a neurotransmitter binds to receptor sites is
Antworten
  • the opening and closing of a window
  • a key fitting in the lock of a door
  • the lowering of a drawbridge
  • the pulling of the trigger of a gun

Frage 10

Frage
A family of chemicals produced in the body that resemble the opiates are the
Antworten
  • endorphins
  • dopamines
  • biogenic amines
  • acetylcholines

Frage 11

Frage
Which of the following has been implicated in pain alleviation?
Antworten
  • dopamine
  • endorphins
  • acetylcholine
  • norepinephrine

Frage 12

Frage
Nerves outside the skull and spine comprise the
Antworten
  • peripheral nervous system
  • vascular nervous system
  • vagus nervous system
  • skeletal nervous system

Frage 13

Frage
Ian has been in a coma since he was in a serious car accident. He is still on medical life support because he is unable to breathe and his heart will not beat without assistance, it is likely that the accident caused damage to Ian's
Antworten
  • medulla
  • hypothalamus
  • cerebellum
  • midbrain

Frage 14

Frage
Edmund was walking down a dark street when he heard a car backfire. His heart started to race and he began to perspire in response to this sudden, startling noise. These physical reactions were triggered by Edmund's
Antworten
  • Parasympathetic nervous system
  • somatic nervous system
  • sympathetic nervous system
  • cerebellum

Frage 15

Frage
Robyn has just eaten a full meal and is now relaxing. Robyn's __________ is in primary control at this time.
Antworten
  • sympathetic nervous system
  • parasympathetic nervous system
  • hormonal system
  • thyroid gland

Frage 16

Frage
Brenda was startled when a large shadow unexpectedly passed across her living room window. When she realized that it was just a cloud passing in front of the full moon her racing heart began to slow down, and her blood pressure started to return to normal. These physical reactions were triggered by Brenda's
Antworten
  • Parasympathetic nervous system
  • Somatic nervous
  • Sympathetic nervous system
  • A and C

Frage 17

Frage
Jonathan took some medication for his flu symptoms. Later, Jonathan began to feel a little faint because medication caused his heart to beat more slowly and his blood pressure to fall. It is likely that the medication increased activity in Jonathan's
Antworten
  • hippocampus
  • Para sympathetic nervous system
  • somatic nervous system
  • sympathetic nervous system

Frage 18

Frage
The central nervous system consists of
Antworten
  • the body's sensory and motor neurons
  • the brain and spinal cord
  • the somatic and autonomic nervous system
  • the sympathetic and parasympathetic nervous systems

Frage 19

Frage
If a person has a brain tumor that results in a disruption of his/her eating behavior, which of the following areas is the most likely location of the tumor?
Antworten
  • brainstem
  • cerebellum
  • thalamus
  • hipothalamus

Frage 20

Frage
Imagine that you have stumbled across a secret laboratory where and evil scientist is conducting unauthorized brain research. By altering brain structure he has created superheroes who have specialized powers or abilities. One of these superheroes is absolutlely fearless and willing to undertake extremely dangerous missions. In this case, the brain structure that the scientist most likely altered would be
Antworten
  • the medulla
  • the cerebellum
  • the midbrain
  • the amygdale

Frage 21

Frage
Gilbert suffered a stroke and even though he has recovered many functions, he finds he is still relatively insensitive to pain signals from his right leg. In this case, it is likely that Gilbert's stroke affected his
Antworten
  • right parietal lobe
  • left frontal lobe
  • right temporal lobe
  • left parietal lobe

Frage 22

Frage
Damage to the temporal lobe of the brain would probably be MOST harmful to the career of
Antworten
  • a musician
  • an actor
  • an architect
  • a painter

Frage 23

Frage
Zoe has a small brain tumor that is pressing on areas in her right frontal lobe. You would most likely suspect that Zoe will experience dificulties
Antworten
  • Moving some portions of the left side of her body
  • hearing sounds that are located to her left
  • moving some portions of the right side of her body
  • tasting foods in the right side of her mouth

Frage 24

Frage
The amount of motor cortex devoted to each body area is determined by
Antworten
  • the sized of the body area
  • the location of the body area
  • the diversity of movements of the body area
  • none of these factors

Frage 25

Frage
People who suffer damage to the ________ often show deficits in attention, planning, and getting organized.
Antworten
  • corpus callosum
  • prefrontal cortex
  • hindbrain
  • medial forebrain bundle

Frage 26

Frage
The area of the frontal lobe that plays an important role in the production of speech is called
Antworten
  • Wernicke's area
  • Broca's area
  • Cannon's area
  • Sperry's area

Frage 27

Frage
Zeke has no problem understanding what other people say to him, but he has difficulty producing spoken language. If Zeke's problem stems from damage to the cerbral cortex, the damage would most likely be in
Antworten
  • an area known as Wernicke's area
  • an area known as Broca's area
  • the cerebellum
  • the right parietal lobe

Frage 28

Frage
Surgically disconnecting the cerebral hemispheres has its origins in the treatment of
Antworten
  • epileptics
  • people in comas
  • schizophrenics
  • psychopaths

Frage 29

Frage
If the left hemisphere of the brain were damaged which part of the body would be most directly affected?
Antworten
  • the left half
  • the right half
  • the upper portion
  • the entire body

Frage 30

Frage
Because the speech center is generally located in the left hemisphere of the brain, a slit-brain patient is unable to describe stimuli that are
Antworten
  • seen in the left visual field
  • seen in the right visual field
  • presented directly in front of him or her
  • felt with the right hand

Frage 31

Frage
If you sent the word "banana" to a split-brian patients's left hemisphere and the word "cucumber" to his right hemisphere, which of the following would he be able to name verbally?
Antworten
  • both of the items
  • neither of the items
  • Only the banana
  • only the cucumber

Frage 32

Frage
Imagine that a picture of a spoon is briefly flashed in the left visual field of an individual with a severed corpus callosum. At the same time, a picture of a cup is briefly flashed in the right visual field. Based on Roger Sperry's work with split-brain patients, you could predict that this individual will say
Antworten
  • I didn't see anything
  • I saw a spoon resting in a cup
  • I saw a spoon
  • I saw a cup

Frage 33

Frage
Imagine that a picture of a blue circle is briefly flashed in the left visual field of an individual with a severed corpus callosum. At the same time, apicture of a red square is briefly flashed in the right visual field. Based on Roger Sperry's work with split-brain patients, you could predict that this individual will say
Antworten
  • I saw a blue circle
  • I didn't see anything
  • I saw a blue circle around the red square
  • I saw a red square

Frage 34

Frage
In both split-brain people and neurologically intact people, the left hemisphere specializes in
Antworten
  • verbal processing
  • visual processing
  • spatial perception
  • verbal processing and spatial perception

Frage 35

Frage
Which of the following is LEAST associated with left hemisphere functioning?
Antworten
  • speaking
  • musical recognition
  • reading
  • writing word
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