Question 1

Which of the following neurotransmitters have NOT been associated with depression?

Accepted Answer

A)   dopamine
B)   norepinephrine
C)   acetylcholine
D)   serotoninE) B) and C)
F) None of the above

Question 2

Research on emotion has found that positive emotions such as happiness tend to be located in the left hemisphere, while negative emotions such as anger and sadness are more associated with activity in the _.

Accepted Answer

A)   frontal lobe
B)   right hemisphere
C)   left hemisphere
D)   occipital lobeE) B) and C)
F) None of the above

Question 3

When Kimura, of the University of Western Ontario, presented stimuli like letters, words, faces, and music to research participants such that the stimuli arrived first in either the left or right hemisphere, she found that:

Accepted Answer

A)   the stimuli were too quickly and efficiently transferred to the other hemisphere to detect hemispheric lateralization.
B)   the hemisphere that received the stimuli first did not begin processing it until the other hemisphere had received it too.
C)   stimuli are processed equally in the left and right hemispheres.
D)   hemispheric lateralization can be detected.E) All of the above
F) None of the above

Question 4

Multiple sclerosis occurs when a person's own immune system specifically attacks:

Accepted Answer

A)   the ion channels.
B)   the glial cells.
C)   the dendrites.
D)   the myelin sheath.E) A) and B)
F) All of the above

Question 5

Split-brain research is made possible because of the unique crossover wiring of the optic nerve that occurs at the optic chiasm, but the distinctive results of split-brain research will only occur with people who have had their cut.

Accepted Answer

A)   hypothalamus
B)   thalamus
C)   corpus callosum
D)   visual cortexE) A) and C)
F) A) and D)

Question 6

The technique that measures how atoms in living tissue respond to a magnetic pulse is called _.

Accepted Answer

A)   magnetic resonance imaging (MRI) 
B)   positron emission tomography (PET)  scan
C)   electroencephalogram (EEG) 
D)   computerized axial tomography (CT)  scanE) A) and D)
F) B) and D)

Question 7

When the brain is damaged, surviving neurons can restore functioning by modifying themselves either structurally or biochemically.

Accepted Answer

A) True 
 B)False

Question 8

The process in which neurotransmitters are deactivated when they are taken back into the presynaptic axon terminal is called:

Accepted Answer

A)   reuptake.
B)   regeneration.
C)   restoring.
D)   recycling.E) C) and D)
F) All of the above

Question 9

Wilder Penfield was a prominent Canadian neurosurgeon who is known to have gathered much of our knowledge of the functions of the human cerebral cortex before the advent of modern brain-imaging techniques. In particular, he found that

Accepted Answer

A)   a certain area of the brain was responsible for speech.
B)   blood flow increased in the brain during different tasks.
C)   a lesion behind the central sulcus produced somatic sensory experiences.
D)   the frontal lobe was not completely developed until age 25.
E)   stimulation in front of the central sulcus produced movement.F) A) and B)
G) A) and C)

Question 10

Abnormally high levels of dopamine have been observed in the brains of people with:

Accepted Answer

A)   Alzheimer's disease.
B)   a damaged reticular formation.
C)   schizophrenia.
D)   spinal injuries.E) B) and C)
F) A) and D)

Question 11

As far as the sensory cortex is concerned, humans primarily consist of the following body structures:

Accepted Answer

A)   head and torso.
B)   fingers, lips, and tongue.
C)   head, hands, and feet.
D)   legs and arms.E) B) and C)
F) A) and B)

Question 12

What is the effect of the myelin sheath on the conduction of neural impulses?

Accepted Answer

A)   Myelin sheaths are responsible for the refractory period after a neuron has fired.
B)   Myelin sheaths decrease the speed of electrical conduction.
C)   Myelin sheaths increase the speed of electrical conduction.
D)   Myelin sheaths vary the graded potential of the neuron.E) B) and D)
F) A) and D)

Question 13

Scientists have suggested that the entire period of human evolution could be labelled "the age of the lobe."

Accepted Answer

A)   occipital
B)   parietal
C)   temporal
D)   frontalE) All of the above
F) A) and B)

Question 14

The two ways that neurotransmitters can be deactivated are:

Accepted Answer

A)   presynaptic reuptake and chemical breakdown.
B)   postsynaptic reuptake and graded potentials.
C)   presynaptic reuptake and postsynaptic reuptake.
D)   postsynaptic reuptake and chemical breakdown.E) B) and C)
F) C) and D)

Question 15

The area responsible for speech production is called:

Accepted Answer

A)   the pons.
B)   Broca's area.
C)   the hippocampus.
D)   Wernicke's area.E) A) and D)
F) B) and C)

Question 16

If the absolute refractory period did not exist in the cycle of an action potential, which of the following should be possible?

Accepted Answer

A)   The resting potential of a neuron would be zero
B)   There should be almost no limit on how fast a neuron can fire
C)   There would be no need for a postsynaptic receptor site
D)   Action potentials would be much larger
E)   Sodium would not have to be recycledF) C) and E)
G) B) and D)

Question 17

As the result of a car accident, Joe has some difficulty speaking. If he wanted a glass of water, he might say, "Give, glass, me." Where would you expect to find damage in Joe's brain?

Accepted Answer

A)   Broca's area
B)   the corpus callosum
C)   Wernicke's area
D)   the cerebellum
E)   the motor projection areaF) A) and D)
G) B) and C)

Question 18

Judith has noticed that her elderly husband is behaving differently lately. His movements have become uncoordinated, jerky, and clumsy, and he even has difficulty walking or getting up from a chair. These symptoms are most likely related to a tumour in the:

Accepted Answer

A)   reticular formation.
B)   pons.
C)   medulla.
D)   cerebellum.E) A) and B)
F) None of the above

Question 19

Split-brain research was made possible originally by surgical techniques done to limit the potential brain damage caused by epileptic seizures. This was accomplished by cutting the _.

Accepted Answer

A)   hypothalamus
B)   thalamus
C)   corpus callosum
D)   optic chiasmE) B) and D)
F) A) and D)

Question 20

In order to speak properly, there are two areas of the brain that need to be functioning. If you could not move your tongue and lips at all, the damage would be most likely in

Accepted Answer

A)   Wernicke's area
B)   the fusiform gyrus
C)   the occipital lobe
D)   Broca's area
E)   the motor cortexF) A) and E)
G) A) and D)

Exam 3: Biological Foundations of Behaviour

Research on emotion has found that positive emotions such as happiness tend to be located in the left hemisphere, while negative emotions such as anger and sadness are more associated with activity in the _.

Correct AnswerverifiedShow Answer

The area responsible for speech production is called:

Correct AnswerverifiedShow Answer

Split-brain research is made possible because of the unique crossover wiring of the optic nerve that occurs at the optic chiasm, but the distinctive results of split-brain research will only occur with people who have had their cut.

Correct AnswerverifiedShow Answer

Judith has noticed that her elderly husband is behaving differently lately. His movements have become uncoordinated, jerky, and clumsy, and he even has difficulty walking or getting up from a chair. These symptoms are most likely related to a tumour in the:

Correct AnswerverifiedShow Answer

Wilder Penfield was a prominent Canadian neurosurgeon who is known to have gathered much of our knowledge of the functions of the human cerebral cortex before the advent of modern brain-imaging techniques. In particular, he found that

Correct AnswerverifiedShow Answer

Scientists have suggested that the entire period of human evolution could be labelled "the age of the lobe."

Correct AnswerverifiedShow Answer

The technique that measures how atoms in living tissue respond to a magnetic pulse is called _.

Correct AnswerverifiedShow Answer

As the result of a car accident, Joe has some difficulty speaking. If he wanted a glass of water, he might say, "Give, glass, me." Where would you expect to find damage in Joe's brain?

Correct AnswerverifiedShow Answer

The process in which neurotransmitters are deactivated when they are taken back into the presynaptic axon terminal is called:

Correct AnswerverifiedShow Answer

Abnormally high levels of dopamine have been observed in the brains of people with:

Correct AnswerverifiedShow Answer

The two ways that neurotransmitters can be deactivated are:

Correct AnswerverifiedShow Answer

As far as the sensory cortex is concerned, humans primarily consist of the following body structures:

Correct AnswerverifiedShow Answer

Multiple sclerosis occurs when a person's own immune system specifically attacks:

Correct AnswerverifiedShow Answer

In order to speak properly, there are two areas of the brain that need to be functioning. If you could not move your tongue and lips at all, the damage would be most likely in

Correct AnswerverifiedShow Answer

Which of the following neurotransmitters have NOT been associated with depression?

Correct AnswerverifiedShow Answer

If the absolute refractory period did not exist in the cycle of an action potential, which of the following should be possible?

Correct AnswerverifiedShow Answer

When Kimura, of the University of Western Ontario, presented stimuli like letters, words, faces, and music to research participants such that the stimuli arrived first in either the left or right hemisphere, she found that:

Correct AnswerverifiedShow Answer

What is the effect of the myelin sheath on the conduction of neural impulses?

Correct AnswerverifiedShow Answer

Split-brain research was made possible originally by surgical techniques done to limit the potential brain damage caused by epileptic seizures. This was accomplished by cutting the _.

Correct AnswerverifiedShow Answer

When the brain is damaged, surviving neurons can restore functioning by modifying themselves either structurally or biochemically.

Correct AnswerverifiedShow Answer

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