Question 1

The micturition reflex results in

Accepted Answer

A)   vigorous contraction of the smooth muscle of the large intestine and relaxation of anal sphincters.
B)   contraction of smooth muscle in the bladder and relaxation of urinary sphincters.
C)   a decrease in blood pressure due to a slowing of heart rate.
D)   retention of urine and feces by relaxing some muscles and contracting others.E) A) and B)
F) B) and D)

Question 2

In the heart, activation of these receptors increases heart rate.

Accepted Answer

A)   α1
B)   α2
C)   β1
D)   β2E) B) and C)
F) A) and D)

Question 3

Prevertebral ganglia are located

Accepted Answer

A)   posterior to the vertebral column.
B)   lateral to the vertebral column.
C)   anterior to the vertebral column.
D)   at the termination site of the postganglionic axon.
E)   medial to the dorsal spinal columns.F) A) and E)
G) None of the above

Question 4

The ________ mesenteric ganglion receives preganglionic sympathetic neurons from the T10-T12 segments of the spinal cord.

Accepted Answer

The answer of The ________ mesenteric ganglion receives preganglionic sympathetic...

Question 5

In the parasympathetic division, ________ ganglia are located close to the target organ.

Accepted Answer

The answer of In the parasympathetic division, ________ ganglia are...

Question 6

In the parasympathetic division, ________ ganglia are located in the wall of the target organ.

Accepted Answer

The answer of In the parasympathetic division, ________ ganglia are...

Question 7

The preganglionic axons of CN VII extend to the

Accepted Answer

A)   pterygopalatine ganglion.
B)   submandibular ganglion.
C)   otic ganglion.
D)   pterygopalatine and submandibular ganglia.
E)   pterygopalatine, submandibular, and otic ganglia.F) None of the above
G) C) and E)

Question 8

Which sympathetic pathway is responsible for activating the esophagus, heart, lungs, and thoracic blood vessels?

Accepted Answer

A)   Splanchnic nerve pathway
B)   Adrenal medulla pathway
C)   Postganglionic sympathetic nerve pathway
D)   Spinal nerve pathway
E)   None of the choices is correct.F) A) and E)
G) B) and D)

Question 9

White rami appear white in color due to the fact that they are ________.

Accepted Answer

The answer of White rami appear white in color due...

Question 10

The abdominal ________ plexus consists of the celiac plexus, superior mesenteric plexus, and inferior mesenteric plexus.

Accepted Answer

The answer of The abdominal ________ plexus consists of the...

Question 11

Activation of parasympathetic fibers in pelvic splanchnic nerves leads to

Accepted Answer

A)   inhibition of urinary bladder contractions.
B)   erection of the male penis and female clitoris.
C)   decreased secretions in the digestive tract.
D)   an increase in the heart rate.
E)   decreased secretion of adrenaline from the adrenal glands.F) A) and D)
G) All of the above

Question 12

Both types of axons of the sympathetic branch of the ANS use norepinephrine as the neurotransmitter.

Accepted Answer

A) True 
 B)False

Question 13

Which system engages in mass activation?

Accepted Answer

A)   Parasympathetic nervous system
B)   Sympathetic nervous systemC) A) and B)
D) undefined

Question 14

The superior mesenteric ganglion receives preganglionic sympathetic neurons from the ________ segments of the spinal cord.

Accepted Answer

A)   T1-T4
B)   T2-T6
C)   T5-T9
D)   T7-T9
E)   T10-T12F) A) and B)
G) D) and E)

Question 15

Sweating is a result of sympathetic stimulation.

Accepted Answer

A) True 
 B)False

Question 16

All ANS preganglionic axons release ________ as their neurotransmitter.

Accepted Answer

The answer of All ANS preganglionic axons release ________ as...

Question 17

Autonomic ________ are collections of sympathetic postganglionic axons and parasympathetic preganglionic axons, as well as some visceral sensory axons.

Accepted Answer

The answer of Autonomic ________ are collections of sympathetic postganglionic...

Question 18

Which may be involved in an autonomic reflex?

Accepted Answer

A)   Cardiac muscle contraction
B)   Smooth muscle contraction
C)   Secretion by glands
D)   All of the choices are correct.
E)   None of the choices are correct.F) D) and E)
G) C) and E)

Question 19

Preganglionic axons of the ANS release

Accepted Answer

A)   acetylcholine.
B)   norepinephrine.
C)   either acetylcholine or norepinephrine.D) All of the above
E) A) and C)

Question 20

When an effector receives input from both the sympathetic and the parasympathetic divisions, it is said to have ________ innervation.

Accepted Answer

The answer of When an effector receives input from both...

Exam 15: Nervous System: Autonomic Nervous System

Sweating is a result of sympathetic stimulation.

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When an effector receives input from both the sympathetic and the parasympathetic divisions, it is said to have ________ innervation.

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In the parasympathetic division, ________ ganglia are located close to the target organ.

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Which sympathetic pathway is responsible for activating the esophagus, heart, lungs, and thoracic blood vessels?

Correct AnswerverifiedShow Answer

Which may be involved in an autonomic reflex?

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Preganglionic axons of the ANS release

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The ________ mesenteric ganglion receives preganglionic sympathetic neurons from the T10-T12 segments of the spinal cord.

Correct AnswerverifiedShow Answer

Which system engages in mass activation?

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The preganglionic axons of CN VII extend to the

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The superior mesenteric ganglion receives preganglionic sympathetic neurons from the ________ segments of the spinal cord.

Correct AnswerverifiedShow Answer

Both types of axons of the sympathetic branch of the ANS use norepinephrine as the neurotransmitter.

Correct AnswerverifiedShow Answer

The micturition reflex results in

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White rami appear white in color due to the fact that they are ________.

Correct AnswerverifiedShow Answer

Autonomic ________ are collections of sympathetic postganglionic axons and parasympathetic preganglionic axons, as well as some visceral sensory axons.

Correct AnswerverifiedShow Answer

Prevertebral ganglia are located

Correct AnswerverifiedShow Answer

The abdominal ________ plexus consists of the celiac plexus, superior mesenteric plexus, and inferior mesenteric plexus.

Correct AnswerverifiedShow Answer

In the heart, activation of these receptors increases heart rate.

Correct AnswerverifiedShow Answer

Activation of parasympathetic fibers in pelvic splanchnic nerves leads to

Correct AnswerverifiedShow Answer

All ANS preganglionic axons release ________ as their neurotransmitter.

Correct AnswerverifiedShow Answer

In the parasympathetic division, ________ ganglia are located in the wall of the target organ.

Correct AnswerverifiedShow Answer

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