Unit Two Review- Chapter 2

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Test sobre Unit Two Review- Chapter 2, creado por Ashley Berg el 04/10/2018.
Ashley Berg
Test por Ashley Berg, actualizado hace más de 1 año
Ashley Berg
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Resumen del Recurso

Pregunta 1

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

Pregunta 2

Pregunta
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
Respuesta
  • 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

Pregunta 3

Pregunta
Action potentials
Respuesta
  • 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

Pregunta 4

Pregunta
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
Respuesta
  • 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

Pregunta 5

Pregunta
Neurotransmitters are stored in
Respuesta
  • mitochondria
  • synaptic vesicles
  • dendrites
  • nacelles

Pregunta 6

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

Pregunta 7

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

Pregunta 8

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

Pregunta 9

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

Pregunta 10

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

Pregunta 11

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

Pregunta 12

Pregunta
Nerves outside the skull and spine comprise the
Respuesta
  • peripheral nervous system
  • vascular nervous system
  • vagus nervous system
  • skeletal nervous system

Pregunta 13

Pregunta
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
Respuesta
  • medulla
  • hypothalamus
  • cerebellum
  • midbrain

Pregunta 14

Pregunta
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
Respuesta
  • Parasympathetic nervous system
  • somatic nervous system
  • sympathetic nervous system
  • cerebellum

Pregunta 15

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

Pregunta 16

Pregunta
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
Respuesta
  • Parasympathetic nervous system
  • Somatic nervous
  • Sympathetic nervous system
  • A and C

Pregunta 17

Pregunta
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
Respuesta
  • hippocampus
  • Para sympathetic nervous system
  • somatic nervous system
  • sympathetic nervous system

Pregunta 18

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

Pregunta 19

Pregunta
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?
Respuesta
  • brainstem
  • cerebellum
  • thalamus
  • hipothalamus

Pregunta 20

Pregunta
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
Respuesta
  • the medulla
  • the cerebellum
  • the midbrain
  • the amygdale

Pregunta 21

Pregunta
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
Respuesta
  • right parietal lobe
  • left frontal lobe
  • right temporal lobe
  • left parietal lobe

Pregunta 22

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

Pregunta 23

Pregunta
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
Respuesta
  • 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

Pregunta 24

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

Pregunta 25

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

Pregunta 26

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

Pregunta 27

Pregunta
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
Respuesta
  • an area known as Wernicke's area
  • an area known as Broca's area
  • the cerebellum
  • the right parietal lobe

Pregunta 28

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

Pregunta 29

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

Pregunta 30

Pregunta
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
Respuesta
  • 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

Pregunta 31

Pregunta
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?
Respuesta
  • both of the items
  • neither of the items
  • Only the banana
  • only the cucumber

Pregunta 32

Pregunta
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
Respuesta
  • I didn't see anything
  • I saw a spoon resting in a cup
  • I saw a spoon
  • I saw a cup

Pregunta 33

Pregunta
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
Respuesta
  • I saw a blue circle
  • I didn't see anything
  • I saw a blue circle around the red square
  • I saw a red square

Pregunta 34

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

Pregunta 35

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