Question 1

Seizures are likely to be associated with an

Accepted Answer

A)   undersupply of GABA and an oversupply of glutamate.
B)   oversupply of GABA and an undersupply of glutamate.
C)   undersupply of GABA and an undersupply of glutamate.
D)   oversupply of GABA and an oversupply of glutamate.

Question 2

Messages are transmitted from your spinal cord to your digestive system's stomach muscles by the

Accepted Answer

A)   skeletal nervous system.
B)   central nervous system.
C)   sympathetic nervous system.
D)   somatic nervous system.

Question 3

The part of a neuron that transmits neural messages to other neurons or to muscles or glands is called the

Accepted Answer

A)   dendrite.
B)   synapse.
C)   axon.
D)   cell body.

Question 4

The cells that serve as the basic building blocks of the body's information system are called

Accepted Answer

A)   neurons.
B)   neurotransmitters.
C)   vesicles.
D)   genes.

Question 5

Transferring messages from a motor neuron to a leg muscle requires the neurotransmitter known as

Accepted Answer

A)   dopamine.
B)   epinephrine.
C)   acetylcholine.
D)   insulin.

Question 6

Neurotransmitters are chemical messengers that travel across the

Accepted Answer

A)   cell body.
B)   synaptic gap.
C)   myelin sheath.
D)   threshold.

Question 7

When Dirk was stung by a bee, the pain message was transmitted to his spinal cord by the ________ nervous system.

Accepted Answer

A)   sympathetic
B)   parasympathetic
C)   peripheral
D)   central

Question 8

Sheelah was able to jerk her hand out of the scalding water before sensing any pain because this withdrawal reflex

Accepted Answer

A)   was activated by interneurons in her spinal cord.
B)   did not involve any activity within her central nervous system.
C)   was activated by the rapidly responding reticular formation of her brain.
D)   was activated by her self-regulating autonomic nervous system.

Question 9

The pituitary has been identified as a(n)

Accepted Answer

A)   neurotransmitter.
B)   myelin sheath.
C)   master gland.
D)   neural network.

Question 10

The tremors of Parkinson's disease result from the death of nerve cells that produce the neurotransmitter

Accepted Answer

A)   serotonin.
B)   ACh.
C)   GABA.
D)   dopamine.

Question 11

A neural impulse is generated only when excitatory minus inhibitory signals exceed a certain

Accepted Answer

A)   action potential.
B)   synaptic gap.
C)   level of reuptake.
D)   threshold.

Question 12

When Jenny saw that a large barking dog was enclosed by a very high fence, her racing heartbeat began to slow. The slowed heartbeat was most directly regulated by her

Accepted Answer

A)   central nervous system.
B)   parasympathetic nervous system.
C)   somatic nervous system.
D)   sympathetic nervous system.

Question 13

The simplest neural pathways are those that govern our

Accepted Answer

A)   thoughts.
B)   emotions.
C)   reflexes.
D)   sexual drives.

Question 14

The reabsorption of excess neurotransmitter molecules by a sending neuron is called

Accepted Answer

A)   an action potential.
B)   the all-or-none response.
C)   fight or flight.
D)   reuptake.

Question 15

The branching extensions of nerve cells that receive incoming signals from sensory receptors or from other neurons are called the

Accepted Answer

A)   axons.
B)   synapses.
C)   dendrites.
D)   neurotransmitters.

Question 16

Nerves are neural cables formed from bundles of

Accepted Answer

A)   endorphins.
B)   interneurons.
C)   axons.
D)   dendrites.

Question 17

An undersupply of GABA is most closely linked to

Accepted Answer

A)   schizophrenia.
B)   paralysis.
C)   insomnia.
D)   Alzheimer's disease.

Question 18

The movement of positively charged ions across the membrane of a neuron can produce a(n)

Accepted Answer

A)   synaptic gap.
B)   action potential.
C)   myelin sheath.
D)   interneuron.

Question 19

People can simultaneously process many aspects of sensory information such as color, shape, and size. This best illustrates the functioning of multiple

Accepted Answer

A)   ACh agonists.
B)   resting potentials.
C)   neural networks.
D)   ACh antagonists.

Question 20

Because neural communication occurs within the context of both cultural influences and individual mental processes, people are best understood as

Accepted Answer

A)   genetic profiles.
B)   action potentials.
C)   biopsychosocial systems.
D)   cognitive systems.

Exam 4: A: Neural and Hormonal Systems

The pituitary has been identified as a(n)

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Nerves are neural cables formed from bundles of

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Seizures are likely to be associated with an

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An undersupply of GABA is most closely linked to

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When Jenny saw that a large barking dog was enclosed by a very high fence, her racing heartbeat began to slow. The slowed heartbeat was most directly regulated by her

Correct AnswerverifiedShow Answer

Neurotransmitters are chemical messengers that travel across the

Correct AnswerverifiedShow Answer

Because neural communication occurs within the context of both cultural influences and individual mental processes, people are best understood as

Correct AnswerverifiedShow Answer

The reabsorption of excess neurotransmitter molecules by a sending neuron is called

Correct AnswerverifiedShow Answer

Transferring messages from a motor neuron to a leg muscle requires the neurotransmitter known as

Correct AnswerverifiedShow Answer

When Dirk was stung by a bee, the pain message was transmitted to his spinal cord by the ________ nervous system.

Correct AnswerverifiedShow Answer

The simplest neural pathways are those that govern our

Correct AnswerverifiedShow Answer

The tremors of Parkinson's disease result from the death of nerve cells that produce the neurotransmitter

Correct AnswerverifiedShow Answer

The movement of positively charged ions across the membrane of a neuron can produce a(n)

Correct AnswerverifiedShow Answer

Messages are transmitted from your spinal cord to your digestive system's stomach muscles by the

Correct AnswerverifiedShow Answer

The part of a neuron that transmits neural messages to other neurons or to muscles or glands is called the

Correct AnswerverifiedShow Answer

A neural impulse is generated only when excitatory minus inhibitory signals exceed a certain

Correct AnswerverifiedShow Answer

The branching extensions of nerve cells that receive incoming signals from sensory receptors or from other neurons are called the

Correct AnswerverifiedShow Answer

The cells that serve as the basic building blocks of the body's information system are called

Correct AnswerverifiedShow Answer

People can simultaneously process many aspects of sensory information such as color, shape, and size. This best illustrates the functioning of multiple

Correct AnswerverifiedShow Answer

Sheelah was able to jerk her hand out of the scalding water before sensing any pain because this withdrawal reflex

Correct AnswerverifiedShow Answer

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