Question 1

The parasympathetic division is the dominant controller of the body at rest.

Accepted Answer

A) True 
 B)False

Question 2

Which is not true about sympathetic postganglionic neurons?

Accepted Answer

A)  They are usually longer than preganglionic neurons.
B)  They produce acetylcholine.
C)  They produce norepinephrine.
D)  They have acetylcholine receptors on their dendrites.E) None of the above
F) C) and D)

Question 3

Autonomic pathways do not connect with skeletal muscles.

Accepted Answer

A) True 
 B)False

Question 4

Alpha receptors are stimulated by acetylcholine, whereas beta receptors are stimulated by norepinephrine.

Accepted Answer

A) True 
 B)False

Question 5

Alpha receptors bind with:

Accepted Answer

A)  acetylcholine.
B)  norepinephrine.
C)  the toxin muscarine.
D)  none of the above.E) A) and B)
F) B) and C)

Question 6

Monoamine oxidase is an enzyme that enhances the action of norepinephrine.

Accepted Answer

A) True 
 B)False

Question 7

An effect of sympathetic stimulation on the eye is constriction of the pupil.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following might occur from the stimulation of parasympathetic fibers?

Accepted Answer

A)  Goose pimples
B)  Dilation of blood vessels to skeletal muscles
C)  Increased blood sugar
D)  Increased peristalsis in the digestive tractE) C) and D)
F) All of the above

Question 9

Sympathetic responses generally have widespread effects on the body because:

Accepted Answer

A)  they reach visceral effectors faster than parasympathetic impulses.
B)  myoneural junctions contain a substance that inactivates acetylcholine.
C)  preganglionic fibers are short and postganglionic fibers are long.
D)  preganglionic fibers synapse with several postsynaptic fibers.E) None of the above
F) A) and B)

Question 10

About half of the parasympathetic fibers travel in the vagus nerve.

Accepted Answer

A) True 
 B)False

Question 11

The autonomic nervous system regulates subconscious body functions.

Accepted Answer

A) True 
 B)False

Question 12

"Fight-or-flight" physiological changes include all of the following except:

Accepted Answer

A)  increased conversion of glycogen into glucose.
B)  constriction of respiratory airways.
C)  increased sweating.
D)  dilation of blood vessels in skeletal muscles.E) A) and B)
F) A) and C)

Question 13

Parasympathetic stimulation has no effect on sweat glands.

Accepted Answer

A) True 
 B)False

Question 14

All cell bodies of the autonomic nervous system are located within the CNS.

Accepted Answer

A) True 
 B)False

Question 15

Sympathetic responses are usually widespread, involving many organ systems at once.

Accepted Answer

A) True 
 B)False

Question 16

Autonomic effectors require two efferent neurons.

Accepted Answer

A) True 
 B)False

Question 17

A new theory of autonomic neurotransmission says that most postganglionic fibers release two substances to transmit an impulse.

Accepted Answer

A) True 
 B)False

Question 18

Preganglionic neurons conduct impulses from the brain or spinal cord to an autonomic ganglion.

Accepted Answer

A) True 
 B)False

Question 19

If a nerve impulse is being sent to a gland, it will pass through two neurons.

Accepted Answer

A) True 
 B)False

Question 20

Axon terminals that secrete acetylcholine are called cholinergic terminals.

Accepted Answer

A) True 
 B)False

Exam 22: Autonomic Nervous System

The parasympathetic division is the dominant controller of the body at rest.

Correct AnswerverifiedShow Answer

Axon terminals that secrete acetylcholine are called cholinergic terminals.

Correct AnswerverifiedShow Answer

Which of the following might occur from the stimulation of parasympathetic fibers?

Correct AnswerverifiedShow Answer

Autonomic effectors require two efferent neurons.

Correct AnswerverifiedShow Answer

Alpha receptors are stimulated by acetylcholine, whereas beta receptors are stimulated by norepinephrine.

Correct AnswerverifiedShow Answer

"Fight-or-flight" physiological changes include all of the following except:

Correct AnswerverifiedShow Answer

Preganglionic neurons conduct impulses from the brain or spinal cord to an autonomic ganglion.

Correct AnswerverifiedShow Answer

Sympathetic responses generally have widespread effects on the body because:

Correct AnswerverifiedShow Answer

Parasympathetic stimulation has no effect on sweat glands.

Correct AnswerverifiedShow Answer

If a nerve impulse is being sent to a gland, it will pass through two neurons.

Correct AnswerverifiedShow Answer

Monoamine oxidase is an enzyme that enhances the action of norepinephrine.

Correct AnswerverifiedShow Answer

A new theory of autonomic neurotransmission says that most postganglionic fibers release two substances to transmit an impulse.

Correct AnswerverifiedShow Answer

Sympathetic responses are usually widespread, involving many organ systems at once.

Correct AnswerverifiedShow Answer

About half of the parasympathetic fibers travel in the vagus nerve.

Correct AnswerverifiedShow Answer

All cell bodies of the autonomic nervous system are located within the CNS.

Correct AnswerverifiedShow Answer

Which is not true about sympathetic postganglionic neurons?

Correct AnswerverifiedShow Answer

Alpha receptors bind with:

Correct AnswerverifiedShow Answer

Autonomic pathways do not connect with skeletal muscles.

Correct AnswerverifiedShow Answer

The autonomic nervous system regulates subconscious body functions.

Correct AnswerverifiedShow Answer

An effect of sympathetic stimulation on the eye is constriction of the pupil.

Correct AnswerverifiedShow Answer

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