Question 1

Research suggests that the body's endogenous opioids may contribute to all of the following EXCEPT the

Accepted Answer

A)  modulation of eating behavior.
B)  regulation of sleep.
C)  body's response to stress.
D)  modulation of pain.E) A) and B)
F) A) and C)

Question 2

For most people, the production of language resides in the _____ cerebral hemisphere.

Accepted Answer

A)  posterior
B)  central
C)  right
D)  leftE) None of the above
F) B) and C)

Question 3

Chase is using a single earphone to listen in on a conversation. Based on the research that investigated hemispheric specialization in intact brains, he will recognize the words he hears MOST  quickly if he

Accepted Answer

A)  puts the earphone in his left ear.
B)  closes his eyes while he listens to the conversation.
C)  keeps switching the earphone from ear to ear.
D)  puts the earphone in his right ear.E) A) and C)
F) B) and C)

Question 4

Which of the following statements is MOST accurate? ​

Accepted Answer

A)  The right side of the brain is the creative side.
B)  The right and left brains are specialized to handle different kinds of information.
C)  Language tasks are always handled by the left side of the brain.
D)  Most schooling overlooks the education of the right brain.E) A) and C)
F) A) and D)

Question 5

In Parkinsonism, the tremors, muscular rigidity, and reduced control over voluntary movements appears to be a function of ​

Accepted Answer

A)  damage to glia cells. ​
B)  degeneration of neurons that use dopamine as a neurotransmitter.
C)  agonistic chemical action on the receptor sites of the cerebrum.
D)  enzymatic deficiency that does not allow for the proper cleanup of waste products in the nervous system.E) A) and B)
F) B) and D)

Question 6

The electrical charge that exists between the inside and outside of a neuron when the neuron is neither receiving nor sending is approximately

Accepted Answer

A)  - 1,000 millivolts.
B)  +70 millivolts.
C)  - 70 millivolts.
D)  +1,000 millivolts.E) A) and B)
F) A) and C)

Question 7

In the disease multiple sclerosis, the _____ deteriorates, which causes disruption in the transmission of the neural impulse. ​

Accepted Answer

The answer of In the disease multiple sclerosis, the _____...

Question 8

An elderly person has a stroke that leaves her unable to talk and part of her body paralyzed. Which of the following parts of the body is MOST likely to be paralyzed?

Accepted Answer

A)  R ight side
B)  L eft side
C)  U pper body
D)  Lower bodyE) All of the above
F) B) and D)

Question 9

During an action potential, the neuron's electrical charge is ​

Accepted Answer

A)  negative and travels along the axon.
B)  negative and travels along the dendrite.
C)  positive and travels along the axon.
D)  positive and travels along the dendrite.E) A) and B)
F) A) and C)

Question 10

Because the speech center is generally located in the left hemisphere of the brain, a split-brain patient is unable to describe stimuli that are ​

Accepted Answer

A)  seen in the left visual field.
B)  seen in the right visual field.
C)  presented directly in front of him or her.
D)  felt with the right hand.E) B) and C)
F) A) and D)

Question 11

Assume that trait X is primarily an inherited characteristic. Imagine that trait X is investigated using family studies, twin studies, and adoption studies. Briefly describe each of these three methods and indicate what information each would be expected to yield regarding trait X.

Accepted Answer

Family studies: There should be more sim...

Question 12

Family studies, twin studies, and adoption studies are primarily designed to ​

Accepted Answer

A)  disentangle the effects of genetics and experience on behavioral traits.
B)  establish the groundwork for genetic engineering programs.
C)  demonstrate the empirical nature of psychological research.
D)  assess the effects of modern child-rearing methods.E) A) and B)
F) C) and D)

Question 13

Sara is holding Scott's hand during a scary movie. Suddenly, she squeezes his hand very hard. When she does this, the neurons in Scott's hand will ​

Accepted Answer

A)  start to fire at a faster rate.
B)  send stronger signals to his central nervous system.
C)  enter an absolute refractory period.
D)  release more chloride ions.E) B) and D)
F) B) and C)

Question 14

The tiny electrical charge that exists when a neuron is NOT receiving or sending information is called a(n)

Accepted Answer

A)  action potential.
B)  synaptic gap.
C)  resting potential.
D)  postsynaptic potential.E) A) and C)
F) B) and C)

Question 15

The _____ serves as a relay station for sensory information. ​

Accepted Answer

The answer of The _____ serves as a relay station...

Question 16

Olds and Milner (1954)  found that rats will endlessly stimulate a pleasure center in the _____ when an electrode is implanted there.

Accepted Answer

A)  brainstem
B)  corpus callosum
C)  limbic system
D)  frontal lobe of the occipital cortexE) A) and B)
F) All of the above

Question 17

Recent research suggests that the two hemispheres of the brain

Accepted Answer

A)  are in constant collaboration.
B)  cannot be adequately studied with current brain-imaging techniques.
C)  operate independently for most complex cognitive tasks.
D)  are linked primarily in the hindbrain.E) C) and D)
F) A) and B)

Question 18

Jeremy is sitting quietly when the muscles in his left leg begin to "twitch." This activation of movement in his voluntary muscles is MOST likely due to the release of the neurotransmitter

Accepted Answer

A)  serotonin.
B)  dopamine.
C)  acetylcholine.
D)  norepinephrine.E) All of the above
F) C) and D)

Question 19

Pick two types of brain-imaging techniques and describe what aspects of brain functioning they are used to explore. What are the advantages and disadvantages of each method?

Accepted Answer

Numerous possible imaging procedures cou...

Question 20

The neurons in Michael's arm just sent a neural impulse. It will be 1-2 milliseconds before another neural impulse can be generated. This brief time period, when another neural impulse cannot occur, is called the ​

Accepted Answer

A)  all-or-none period.
B)  absolute refractory period.
C)  resting potential.
D)  postsynaptic discharge.E) None of the above
F) C) and D)

Exam 3: The Biological Bases of Behavior

Research suggests that the body's endogenous opioids may contribute to all of the following EXCEPT the

Correct AnswerverifiedShow Answer

Assume that trait X is primarily an inherited characteristic. Imagine that trait X is investigated using family studies, twin studies, and adoption studies. Briefly describe each of these three methods and indicate what information each would be expected to yield regarding trait X.

Correct AnswerverifiedFamily studies: There should be more sim...View AnswerShow Answer

During an action potential, the neuron's electrical charge is ​

Correct AnswerverifiedShow Answer

An elderly person has a stroke that leaves her unable to talk and part of her body paralyzed. Which of the following parts of the body is MOST likely to be paralyzed?

Correct AnswerverifiedShow Answer

Olds and Milner (1954) found that rats will endlessly stimulate a pleasure center in the _____ when an electrode is implanted there.

Correct AnswerverifiedShow Answer

The neurons in Michael's arm just sent a neural impulse. It will be 1-2 milliseconds before another neural impulse can be generated. This brief time period, when another neural impulse cannot occur, is called the ​

Correct AnswerverifiedShow Answer

Pick two types of brain-imaging techniques and describe what aspects of brain functioning they are used to explore. What are the advantages and disadvantages of each method?

Correct AnswerverifiedNumerous possible imaging procedures cou...View AnswerShow Answer

Which of the following statements is MOST accurate? ​

Correct AnswerverifiedShow Answer

Jeremy is sitting quietly when the muscles in his left leg begin to "twitch." This activation of movement in his voluntary muscles is MOST likely due to the release of the neurotransmitter

Correct AnswerverifiedShow Answer

In the disease multiple sclerosis, the _____ deteriorates, which causes disruption in the transmission of the neural impulse. ​

Correct AnswerverifiedShow Answer

The _____ serves as a relay station for sensory information. ​

Correct AnswerverifiedShow Answer

Recent research suggests that the two hemispheres of the brain

Correct AnswerverifiedShow Answer

Family studies, twin studies, and adoption studies are primarily designed to ​

Correct AnswerverifiedShow Answer

Because the speech center is generally located in the left hemisphere of the brain, a split-brain patient is unable to describe stimuli that are ​

Correct AnswerverifiedShow Answer

In Parkinsonism, the tremors, muscular rigidity, and reduced control over voluntary movements appears to be a function of ​

Correct AnswerverifiedShow Answer

Sara is holding Scott's hand during a scary movie. Suddenly, she squeezes his hand very hard. When she does this, the neurons in Scott's hand will ​

Correct AnswerverifiedShow Answer

The electrical charge that exists between the inside and outside of a neuron when the neuron is neither receiving nor sending is approximately

Correct AnswerverifiedShow Answer

Chase is using a single earphone to listen in on a conversation. Based on the research that investigated hemispheric specialization in intact brains, he will recognize the words he hears MOST quickly if he

Correct AnswerverifiedShow Answer

For most people, the production of language resides in the _____ cerebral hemisphere.

Correct AnswerverifiedShow Answer

The tiny electrical charge that exists when a neuron is NOT receiving or sending information is called a(n)

Correct AnswerverifiedShow Answer

Correct Answer
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Correct Answer
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Family studies: There should be more sim...
View Answer

During an action potential, the neuron's electrical charge is

Correct Answer
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Correct Answer
verified

Correct Answer
verified

The neurons in Michael's arm just sent a neural impulse. It will be 1-2 milliseconds before another neural impulse can be generated. This brief time period, when another neural impulse cannot occur, is called the

Correct Answer
verified

Correct Answer
verified
Numerous possible imaging procedures cou...
View Answer

Which of the following statements is MOST accurate?

Correct Answer
verified

Correct Answer
verified

In the disease multiple sclerosis, the _____ deteriorates, which causes disruption in the transmission of the neural impulse.

Correct Answer
verified

The _____ serves as a relay station for sensory information.

Correct Answer
verified

Correct Answer
verified

Family studies, twin studies, and adoption studies are primarily designed to

Correct Answer
verified

Because the speech center is generally located in the left hemisphere of the brain, a split-brain patient is unable to describe stimuli that are

Correct Answer
verified

In Parkinsonism, the tremors, muscular rigidity, and reduced control over voluntary movements appears to be a function of

Correct Answer
verified

Sara is holding Scott's hand during a scary movie. Suddenly, she squeezes his hand very hard. When she does this, the neurons in Scott's hand will

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified