Unit Two Review- Chapter 2

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Quiz sobre Unit Two Review- Chapter 2, criado por Ashley Berg em 04-10-2018.
Ashley Berg
Quiz por Ashley Berg, atualizado more than 1 year ago
Ashley Berg
Criado por Ashley Berg aproximadamente 6 anos atrás
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Resumo de Recurso

Questão 1

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

Questão 2

Questão
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
Responda
  • 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

Questão 3

Questão
Action potentials
Responda
  • 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

Questão 4

Questão
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
Responda
  • 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

Questão 5

Questão
Neurotransmitters are stored in
Responda
  • mitochondria
  • synaptic vesicles
  • dendrites
  • nacelles

Questão 6

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

Questão 7

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

Questão 8

Questão
When a neurotransmitter is released, but it does not fit into a suitable receptor channel on the postsynaptic neuron
Responda
  • 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

Questão 9

Questão
A good analogy for the way in which a neurotransmitter binds to receptor sites is
Responda
  • 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

Questão 10

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

Questão 11

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

Questão 12

Questão
Nerves outside the skull and spine comprise the
Responda
  • peripheral nervous system
  • vascular nervous system
  • vagus nervous system
  • skeletal nervous system

Questão 13

Questão
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
Responda
  • medulla
  • hypothalamus
  • cerebellum
  • midbrain

Questão 14

Questão
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
Responda
  • Parasympathetic nervous system
  • somatic nervous system
  • sympathetic nervous system
  • cerebellum

Questão 15

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

Questão 16

Questão
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
Responda
  • Parasympathetic nervous system
  • Somatic nervous
  • Sympathetic nervous system
  • A and C

Questão 17

Questão
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
Responda
  • hippocampus
  • Para sympathetic nervous system
  • somatic nervous system
  • sympathetic nervous system

Questão 18

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

Questão 19

Questão
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?
Responda
  • brainstem
  • cerebellum
  • thalamus
  • hipothalamus

Questão 20

Questão
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
Responda
  • the medulla
  • the cerebellum
  • the midbrain
  • the amygdale

Questão 21

Questão
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
Responda
  • right parietal lobe
  • left frontal lobe
  • right temporal lobe
  • left parietal lobe

Questão 22

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

Questão 23

Questão
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
Responda
  • 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

Questão 24

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

Questão 25

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

Questão 26

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

Questão 27

Questão
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
Responda
  • an area known as Wernicke's area
  • an area known as Broca's area
  • the cerebellum
  • the right parietal lobe

Questão 28

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

Questão 29

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

Questão 30

Questão
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
Responda
  • 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

Questão 31

Questão
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?
Responda
  • both of the items
  • neither of the items
  • Only the banana
  • only the cucumber

Questão 32

Questão
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
Responda
  • I didn't see anything
  • I saw a spoon resting in a cup
  • I saw a spoon
  • I saw a cup

Questão 33

Questão
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
Responda
  • I saw a blue circle
  • I didn't see anything
  • I saw a blue circle around the red square
  • I saw a red square

Questão 34

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

Questão 35

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

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