Question 1

The hormone that activates the sympathetic nervous system causing the heart to beat faster, digestion to stop, the pupils of the eyes to enlarge, and more sugar to flow into the bloodstream is ________.

Accepted Answer

A)   dopamine
B)   norepinephrine
C)   epinephrine
D)   acetylcholineE) B) and D)
F) A) and B)

Question 2

Rosenzweig's study found that when compared to rats raised in an impoverished environment, rats raised in an enriched environment had ________ neurons with ________ synaptic connections.

Accepted Answer

A)   smaller; more
B)   larger; more
C)   smaller; fewer
D)   larger; fewerE) A) and B)
F) A) and C)

Question 3

The term that refers to the full complement of an organism's genetic material is ________.

Accepted Answer

A)   polygenetic inheritance
B)   heritability
C)   genome
D)   genderE) All of the above
F) None of the above

Question 4

Scientists studying behavior genetics in humans commonly use which of the following types of studies for their research on people?

Accepted Answer

A)   Twin, family, and selection studies, but not strain studies.
B)   Twin and family studies, but not selection or strain studies.
C)   Twin, family, selection, and strain studies.
D)   Twin studies, but not family, selection, or strain studies.E) A) and B)
F) B) and C)

Question 5

The level a neural impulse must exceed to cause a neuron to fire is called the ________.

Accepted Answer

A)   threshold of excitation
B)   kinetic potential
C)   kinetic ceiling
D)   polarization limitE) C) and D)
F) A) and D)

Question 6

In tests with animals, stem cells transplanted into a brain or spinal cord ________.

Accepted Answer

A)   functioned for a while, but slowly died off
B)   died almost immediately
C)   survived but did not function or replace damaged cells
D)   migrated to damaged areas and began to generate specialized neurons for replacementE) A) and B)
F) A) and C)

Question 7

Within a neuron, information always flows from ________.

Accepted Answer

A)   axon to cell body to dendrite
B)   cell body to dendrite to axon
C)   cell body to axon to dendrite
D)   dendrite to cell body to axonE) None of the above
F) A) and B)

Question 8

The cable of nerves that connects the brain to the rest of the body is called the ________.

Accepted Answer

A)   caudate nucleus
B)   substantia nigra
C)   spinal cord
D)   reticular formationE) C) and D)
F) None of the above

Question 9

When brain researchers want to map the structures in a living human brain, they turn to ________.

Accepted Answer

A)   structural imaging
B)   macroelectrode techniques
C)   functional imaging
D)   microelectrode techniquesE) A) and C)
F) A) and D)

Question 10

The ribbon-like band that connects the two hemispheres of the brain is called the corpus callosum.

Accepted Answer

A) True 
 B)False

Question 11

Allan gingerly puts his fingertips on the hot handle of the skillet in which he's cooking supper, but he instantly pulls his hand away. His reaction is due to the functioning of the ________.

Accepted Answer

A)   medulla
B)   limbic system
C)   spinal cord
D)   hypothalamusE) B) and D)
F) B) and C)

Question 12

Each of the following statements about differences in hemispheric functioning is true except ________.

Accepted Answer

A)   normally, the two hemispheres communicate with each other and work together in an integrated, coordinated way
B)   differences in the hemispheres appear to be greater in women than in men
C)   not everyone shows the same pattern of difference in functioning between the left and right hemispheres
D)   both hemispheres have the potential to perform a wide range of tasksE) A) and D)
F) B) and D)

Question 13

The loosely connected ring of structures between the central core and the cerebral hemispheres that control emotion and is involved in the formation of new memories is the ________.

Accepted Answer

A)   endocrine system
B)   limbic system
C)   reticular formation
D)   ponsE) B) and D)
F) None of the above

Question 14

The brain can be divided into ________ layers that evolved in different stages of evolution.

Accepted Answer

A)   four
B)   two
C)   five
D)   threeE) C) and D)
F) B) and C)

Question 15

An elderly person with Parkinson's disease is most likely to have a problem with which of the following neurotransmitters?

Accepted Answer

A)   dopamine
B)   serotonin
C)   acetylcholine
D)   norepinephrineE) A) and D)
F) A) and C)

Question 16

The part of a neuron which contains the nucleus and has a complete set of the neuron's chromosomes and genes is the ________.

Accepted Answer

A)   cell membrane
B)   axon
C)   dendrite
D)   cell bodyE) A) and C)
F) A) and B)

Question 17

The primary somatosensory cortex is located in the ________ lobe.

Accepted Answer

A)   temporal
B)   frontal
C)   parietal
D)   occipitalE) A) and D)
F) All of the above

Question 18

Define genes, chromosomes, and DNA and describe their role in the genetic transmission of traits.

Accepted Answer

The answer of Define genes, chromosomes, and DNA and describe...

Question 19

The reticular formation is located only in the hindbrain.

Accepted Answer

A) True 
 B)False

Question 20

The lobe of the brain that serves as the "executive control center" for the brain is the ________ lobe.

Accepted Answer

A)   occipital
B)   frontal
C)   parietal
D)   temporalE) All of the above
F) None of the above

Exam 2: The Biological Basis of Behavior

Each of the following statements about differences in hemispheric functioning is true except ________.

Correct AnswerverifiedShow Answer

Within a neuron, information always flows from ________.

Correct AnswerverifiedShow Answer

The reticular formation is located only in the hindbrain.

Correct AnswerverifiedShow Answer

Rosenzweig's study found that when compared to rats raised in an impoverished environment, rats raised in an enriched environment had ________ neurons with ________ synaptic connections.

Correct AnswerverifiedShow Answer

The lobe of the brain that serves as the "executive control center" for the brain is the ________ lobe.

Correct AnswerverifiedShow Answer

In tests with animals, stem cells transplanted into a brain or spinal cord ________.

Correct AnswerverifiedShow Answer

The ribbon-like band that connects the two hemispheres of the brain is called the corpus callosum.

Correct AnswerverifiedShow Answer

Define genes, chromosomes, and DNA and describe their role in the genetic transmission of traits.

Correct AnswerverifiedShow Answer

An elderly person with Parkinson's disease is most likely to have a problem with which of the following neurotransmitters?

Correct AnswerverifiedShow Answer

Allan gingerly puts his fingertips on the hot handle of the skillet in which he's cooking supper, but he instantly pulls his hand away. His reaction is due to the functioning of the ________.

Correct AnswerverifiedShow Answer

The part of a neuron which contains the nucleus and has a complete set of the neuron's chromosomes and genes is the ________.

Correct AnswerverifiedShow Answer

The brain can be divided into ________ layers that evolved in different stages of evolution.

Correct AnswerverifiedShow Answer

The level a neural impulse must exceed to cause a neuron to fire is called the ________.

Correct AnswerverifiedShow Answer

The loosely connected ring of structures between the central core and the cerebral hemispheres that control emotion and is involved in the formation of new memories is the ________.

Correct AnswerverifiedShow Answer

The cable of nerves that connects the brain to the rest of the body is called the ________.

Correct AnswerverifiedShow Answer

Scientists studying behavior genetics in humans commonly use which of the following types of studies for their research on people?

Correct AnswerverifiedShow Answer

When brain researchers want to map the structures in a living human brain, they turn to ________.

Correct AnswerverifiedShow Answer

The primary somatosensory cortex is located in the ________ lobe.

Correct AnswerverifiedShow Answer

The term that refers to the full complement of an organism's genetic material is ________.

Correct AnswerverifiedShow Answer

The hormone that activates the sympathetic nervous system causing the heart to beat faster, digestion to stop, the pupils of the eyes to enlarge, and more sugar to flow into the bloodstream is ________.

Correct AnswerverifiedShow Answer

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Rosenzweig's study found that when compared to rats raised in an impoverished environment, rats raised in an enriched environment had neurons with synaptic connections.

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