Question 1

Parasympathetic preganglionic axons from the sacral region of the spinal cord course through ____ nerves that innervate the ____.

Accepted Answer

A)   splanchnic; urinary bladder and adrenal glands
B)   pelvic; lower colon and reproductive glands
C)   sacral; lower colon and urinary bladder
D)   lumbar; stomach and intestines
E)   coccygeal; anus and vaginaF) None of the above
G) A) and E)

Question 2

Consider the two statements and use the following key to choose your answer.
-(1)  the number of sympathetic neurons that innervate sweat glands
(2)  the number of parasympathetic neurons that innervate sweat glands

Accepted Answer

A)  Choose this if the first item is greater than the second item.
B)  Choose this if the first item is less than the second item.
C)  Choose this if both items are equal or nearly equal.D) A) and B)
E) None of the above

Question 3

If acetylcholine binds to muscarinic receptors,

Accepted Answer

A)   Na+ channels open.
B)   Ca2+ channels open.
C)   adrenaline is released.
D)   G proteins mediate the cell's response.
E)   the response is neither excitatory nor inhibitory.F) A) and D)
G) B) and D)

Question 4

Consider the two statements and use the following key to choose your answer.
-(1)  the number of sympathetic impulses produced when a person is angry
(2)  the number of sympathetic impulses produced when a person is relaxed

Accepted Answer

A)  Choose this if the first item is greater than the second item.
B)  Choose this if the first item is less than the second item.
C)  Choose this if both items are equal or nearly equal.D) A) and B)
E) A) and C)

Question 5

The thoracolumbar division is another name for the _____ division of the ANS.

Accepted Answer

The answer of The thoracolumbar division is another name for...

Question 6

When norepinephrine binds to adrenergic receptors,

Accepted Answer

A)   Na+ channels open.
B)   Ca2+ channels open.
C)   adrenaline is released.
D)   G proteins mediate the cell's response.
E)   Na+ channels are closed.F) None of the above
G) D) and E)

Question 7

What part of the CNS integrates thoughts and emotions to produce ANS responses?

Accepted Answer

A)   cerebrum
B)   cerebellum
C)   midbrain
D)   hypothalamusE) A) and B)
F) All of the above

Question 8

Which of the following occurs when the parasympathetic system is stimulated?

Accepted Answer

A)   increased blood pressure
B)   increased motility of the digestive tract
C)   increased metabolism
D)   increased heart rate
E)   decreased motility of the digestive tractF) C) and D)
G) B) and D)

Question 9

Which of the following is NOT an effect of parasympathetic action?

Accepted Answer

A)   increased tear production
B)   increased motility of the intestines
C)   increased metabolism
D)   increased gastric secretionE) A) and D)
F) A) and C)

Question 10

The ________________ division of the ANS functions mainly to prepare the body for energy-expending, stressful situations.

Accepted Answer

A)   craniosacral
B)   parasympathetic
C)   somatic
D)   sympathetic
E)   sensoryF) A) and B)
G) A) and C)

Question 11

Consider the following situation: Sympathetic preganglionic axons enter a sympathetic chain ganglia. In order for these axons to reach collateral ganglia, they must now travel through

Accepted Answer

A)   a splanchnic nerve.
B)   a sympathetic nerve.
C)   a gray ramus communicans.
D)   a white ramus communicans.
E)   a dorsal root ganglion.F) D) and E)
G) None of the above

Question 12

-Identify structure "A" on the top diagram.

Accepted Answer

A)   autonomic ganglion
B)   somatic motor neuron
C)   effector organ (smooth muscle of GI tract) 
D)   postganglionic neuron
E)   preganglionic neuronF) A) and B)
G) A) and C)

Question 13

The membranes of all postganglionic neurons in autonomic ganglia have

Accepted Answer

A)   somatotrophic receptors.
B)   muscarinic receptors.
C)   adrenergic receptors.
D)   nicotinic receptors.
E)   macrotinic receptors.F) A) and B)
G) A) and C)

Question 14

Which of the following is NOT a means of parasympathetic innervation of effectors?

Accepted Answer

A)   spinal nerves
B)   abdominal nerve plexuses
C)   pelvic splanchnic nerves and pelvic nerve plexuses
D)   cranial nerves to the head and neck
E)   vagus nerve and thoracic nerve plexusesF) A) and E)
G) A) and B)

Question 15

The enteric nervous system can monitor and control digestive functions independently of the CNS.

Accepted Answer

A) True 
 B)False

Question 16

Match the characteristic with the correct nervous system.
-acetylcholine is a neurotransmitter substance

Accepted Answer

A)  somatic motor nervous system
B)  autonomic nervous system
C)  both somatic and autonomic nervous systems
D)  neither somatic nor autonomic nervous systemE) A) and B)
F) A) and C)

Question 17

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system.
-provides innervation to blood vessels in skeletal muscles

Accepted Answer

A)  sympathetic
B)  parasympatheticC) A) and B)
D) undefined

Question 18

Preganglionic fibers from the thoracic and lumbar segments of the spinal cord are part of the ____ division of the ANS.

Accepted Answer

A)   central
B)   sympathetic
C)   somatic motor
D)   parasympathetic
E)   ganglionicF) A) and D)
G) A) and C)

Question 19

-The figure illustrates the parasympathetic division. What does "C" represent?

Accepted Answer

A)   preganglionic neurons
B)   pelvic splanchnic nerves
C)   cranial nerves
D)   postganglionic neurons
E)   terminal gangliaF) C) and E)
G) A) and B)

Question 20

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system.
-provides more extensive innervation of
G.I. Tract

Accepted Answer

A)  sympathetic
B)  parasympatheticC) A) and B)
D) undefined

Exam 16: Autonomic Nervous System

Which of the following is NOT a means of parasympathetic innervation of effectors?

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Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system. -provides more extensive innervation of G.I. Tract

Correct AnswerverifiedShow Answer

Match the characteristic with the correct nervous system. -acetylcholine is a neurotransmitter substance

Correct AnswerverifiedShow Answer

The thoracolumbar division is another name for the _____ division of the ANS.

Correct AnswerverifiedShow Answer

Parasympathetic preganglionic axons from the sacral region of the spinal cord course through ____ nerves that innervate the ____.

Correct AnswerverifiedShow Answer

-The figure illustrates the parasympathetic division. What does "C" represent?

Correct AnswerverifiedShow Answer

Preganglionic fibers from the thoracic and lumbar segments of the spinal cord are part of the ____ division of the ANS.

Correct AnswerverifiedShow Answer

Consider the following situation: Sympathetic preganglionic axons enter a sympathetic chain ganglia. In order for these axons to reach collateral ganglia, they must now travel through

Correct AnswerverifiedShow Answer

-Identify structure "A" on the top diagram.

Correct AnswerverifiedShow Answer

The ________________ division of the ANS functions mainly to prepare the body for energy-expending, stressful situations.

Correct AnswerverifiedShow Answer

What part of the CNS integrates thoughts and emotions to produce ANS responses?

Correct AnswerverifiedShow Answer

When norepinephrine binds to adrenergic receptors,

Correct AnswerverifiedShow Answer

Which of the following occurs when the parasympathetic system is stimulated?

Correct AnswerverifiedShow Answer

Which of the following is NOT an effect of parasympathetic action?

Correct AnswerverifiedShow Answer

The membranes of all postganglionic neurons in autonomic ganglia have

Correct AnswerverifiedShow Answer

Consider the two statements and use the following key to choose your answer. -(1) the number of sympathetic neurons that innervate sweat glands (2) the number of parasympathetic neurons that innervate sweat glands

Correct AnswerverifiedShow Answer

The enteric nervous system can monitor and control digestive functions independently of the CNS.

Correct AnswerverifiedShow Answer

If acetylcholine binds to muscarinic receptors,

Correct AnswerverifiedShow Answer

Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system. -provides innervation to blood vessels in skeletal muscles

Correct AnswerverifiedShow Answer

Consider the two statements and use the following key to choose your answer. -(1) the number of sympathetic impulses produced when a person is angry (2) the number of sympathetic impulses produced when a person is relaxed

Correct AnswerverifiedShow Answer

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Parasympathetic preganglionic axons from the sacral region of the spinal cord course through nerves that innervate the .

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