The Autonomic Nervous System And Higher-order Functions

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Question 1
Free
Multiple Choice

The ________ division of the autonomic nervous system is said to function during "rest and digest."

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A

sympathetic

B

parasympathetic

C

thoracolumbar

D

visceral

E

somatomotor

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Question 2
Free
Multiple Choice

The sympathetic division of the ANS is also known as which of the following?

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A

somatic division

B

craniosacral division

C

resting division

D

thoracolumbar division

E

lumbosacral division

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Question 3
Free
Multiple Choice

Preganglionic fibers leave the CNS and then synapse on

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A

postganglionic fibers.

B

visceral reflex responses.

C

motor neurons.

D

ganglionic neurons.

E

afferent neurons.

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Question 4
Free
Multiple Choice

Preganglionic neurons of the autonomic nervous system are located in

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A

the brain.

B

the lateral gray horns of the spinal cord.

C

the posterior gray horns of the spinal cord.

D

both the brainstem and the lateral gray horns of the spinal cord.

E

the cerebrum.

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Question 5
Free
Multiple Choice

Ganglionic neurons innervate all of the following except

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A

smooth muscle.

B

cardiac muscle.

C

adipose tissue.

D

glands.

E

skeletal muscle.

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Question 6
Multiple Choice

The parasympathetic nervous system is especially active during which physiological state?

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A
exertion
B
trauma
C
digestion
D
stress
E
exercise
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Question 7
Multiple Choice

Avisceral motor neuron whose cell body is within the CNS is called a(n) ________ neuron.

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A
upper motor
B
lower motor
C
preganglionic
D
postganglionic
E
somatomotor
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Question 8
Multiple Choice

In which system are the ganglia in or near the target organ?

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A
sympathetic division of the ANS
B
parasympathetic division of the ANS
C
somatic nervous system
D
afferent nervous system
E
central nervous system
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Question 9
Multiple Choice

The parasympathetic division is also called the ________ division.

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A
thoracolumbar
B
craniosacral
C
thoracocranial
D
craniolumbar
E
craniococcygeal
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Question 10
Multiple Choice

Which of the following is not controlled by the ANS?

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A
skeletal muscle system
B
cardiovascular system
C
respiratory system
D
digestive system
E
urinary system
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Question 11
Multiple Choice

Visceral motor neuron nuclei are located in which part of the brain?

Choose correct answer/s
A
midbrain
B
primary motor cortex
C
hypothalamus
D
thalamus
E
cerebellum
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Question 12
Multiple Choice

Sympathetic postganglion fibers that innervate the small intestines originate from the

Choose correct answer/s
A
inferior mesenteric ganglion.
B
cardiac plexus.
C
celiac ganglion.
D
sacral splanchnic nerves.
E
superior mesenteric ganglion.
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Question 13
Multiple Choice

Sympathetic nerves contain postganglionic fibers that innervate organs in which cavity?

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A
thoracic
B
pelvic
C
abdominal
D
cranial
E
abdominopelvic
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Question 14
Multiple Choice

Which is not a sympathetic ganglion?

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A
celiac
B
otic
C
inferior mesenteric
D
superior mesenteric
E
sacral chain
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Question 15
Multiple Choice

A pedestrian narrowly avoids being hit by an oncoming car. He notices that it takes a little while for hisheart rate and respiratory rate to return to normal. This is likely because

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A
the parasympathetic nervous system has become activated.
B
sympathetic activation of the adrenal medulla has released epinephrine and norepinephrine into the bloodstream.
C
the splanchnic nerves have become activated.
D
somatic motor neurons have increased the heart and respiratory rate.
E
the corticospinal pathway has become activated.
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Question 16
Multiple Choice

Sympathetic preganglionic fibers are ________ and have ________ axons.

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A
short; myelinated
B
short; unmyelinated
C
long; myelinated
D
long; unmyelinated
E
intermediate; small
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Question 17
Multiple Choice

In the sympathetic nervous system, where are the preganglionic neurons located?

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A
cervical and sacral segments of the spinal cord
B
sacral segments of the spinal cord
C
brain stem
D
thoracic and lumbar segments of the spinal cord
E
cerebellum
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Question 18
Multiple Choice

Preganglionic neurons of the sympathetic nervous system are located in the

Choose correct answer/s
A
lateral gray horns of the cervical cord.
B
anterior gray horns of the cervical and thoracic spinal cord.
C
lateral gray horns of segments T1 to L2 of the spinal cord.
D
anterior gray horns of segments T1 to L2 of the spinal cord.
E
lateral gray horns of T1 to S2 of the spinal cord.
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Question 19
Multiple Choice

Clusters of ganglionic sympathetic neurons lying along either side of the spinal cord are called sympathetic ________ ganglia.

Choose correct answer/s
A
intramural
B
collateral
C
chain
D
paravertebral
E
adrenal
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Question 20
Multiple Choice

Clusters of ganglionic sympathetic neurons that innervate organs in the abdominopelvic region are called ________ ganglia.

Choose correct answer/s
A
intramural
B
collateral
C
chain
D
paravertebral
E
adrenal
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