Question 1

Figure 17.2
  
Using the figure above, identify the labeled structure(s)  in each of the following questions.
-Identify the structure(s)  indicated by Label M.

Accepted Answer

A)   Jejunum
B)   Pancreas
C)   Spleen
D)   Gall bladder
E)   StomachF) B) and C)
G) A) and E)

Question 2

In the sacral parasympathetic outflow, the preganglionic fibers that form distinct pelvic nerves innervate intramural ganglia that target which organs?

Accepted Answer

A)   nasal glands
B)   visceral organs of the thoracic cavity and most of the abdominal cavity
C)   salivary glands
D)   visceral organs in the inferior portion of the abdominopelvic cavity
E)   lacrimal glandsF) C) and D)
G) D) and E)

Question 3

Preganglionic neurons in the sympathetic (thoracolumbar) division of the ANS are located in the ________ of spinal segments T1-L2.

Accepted Answer

A)   dorsal columns
B)   lateral horns
C)   dorsal root ganglia
D)   ventral roots
E)   anterior hornsF) B) and C)
G) C) and D)

Question 4

Postganglionic sympathetic fibers that innervate structures within the body wall ________.

Accepted Answer

A)   proceed directly to their peripheral targets within cranial nerves and parasympathetic nerves
B)   do not return to the spinal nerve for subsequent distribution
C)   enter the gray rami
D)   return to the spinal nerves to provide motor innervation to structures in the ventral body cavities
E)   enter the white ramiF) None of the above
G) B) and E)

Question 5

Figure 17.2
  
Using the figure above, identify the labeled structure(s)  in each of the following questions.
-Identify the structure(s)  indicated by Label D.

Accepted Answer

A)   Infundibulum
B)   Ovary
C)   Urinary bladder
D)   Isthmus
E)   UterusF) C) and E)
G) B) and D)

Question 6

The ________ plexus(es) contains descending branches of the vagus nerve and splanchnic nerves leaving the sympathetic chain on either side.

Accepted Answer

A)   inferior mesenteric
B)   hypogastric
C)   esophageal
D)   cardiac
E)   celiacF) D) and E)
G) C) and D)

Question 7

Terminal and intramural ganglia are associated with the parasympathetic branch of the ANS.

Accepted Answer

A) True 
 B)False

Question 8

Figure 17.2
  
Using the figure above, identify the labeled structure(s)  in each of the following questions.
-Identify the structure(s)  indicated by Label N.

Accepted Answer

A)   Spleen
B)   Thymus
C)   Liver
D)   Stomach
E)   KidneyF) B) and C)
G) C) and E)

Question 9

Figure 17.1
  
Using the figure above, identify the labeled structure(s)  in each of the following questions.
-Identify the structure(s)  indicated by Label E.

Accepted Answer

A)   Inferior mesenteric ganglion
B)   Lesser splanchnic nerve
C)   Superior mesenteric ganglion
D)   Lumbar splanchnic nerves
E)   Cervical sympathetic gangliaF) A) and E)
G) B) and C)

Question 10

Figure 17.1
  
Using the figure above, identify the labeled structure(s)  in each of the following questions.
-Identify the structure(s)  indicated by Label G.

Accepted Answer

A)   Sacral splanchnic nerves
B)   Greater splanchnic nerves
C)   Preganglionic fibers of spinal nerves
D)   Lumbar splanchnic nerves
E)   Postganglionic fibers of spinal nervesF) B) and C)
G) B) and E)

Question 11

The neurotransmitters norepinephrine and epinephrine function as hormones, and are secreted by which structure?

Accepted Answer

A)   hypothalamus
B)   thyroid gland
C)   adrenal medulla
D)   parathyroid gland
E)   adrenal cortexF) A) and C)
G) A) and E)

Question 12

Which parasympathetic reflex(es) is/are mediated by the vagus nerve (N X) ?

Accepted Answer

A)   emission and ejaculation
B)   swallowing reflex
C)   gastric and intestinal reflexes
D)   baroreceptor reflex
E)   vasomotor reflexesF) B) and E)
G) A) and D)

Question 13

The bloodstream does not contain the enzymes that break down which of the following sympathetic neurotransmitters?

Accepted Answer

A)   dopamine and serotonin
B)   serotonin and norepinephrine
C)   acetylcholine and epinephrine
D)   epinephrine and norepinephrine
E)   acetylcholine and serotoninF) A) and E)
G) A) and D)

Question 14

Postganglionic axons of the autonomic nervous system are ________.

Accepted Answer

A)   myelinated
B)   unmyelinated
C)   sometimes myelinated and sometimes unmyelinatedD) None of the above
E) A) and B) B

Question 15

Which of the following is NOT a major effect produced by sympathetic postganglionic fibers in spinal nerves?

Accepted Answer

A)   dilation of respiratory passageways
B)   reduction of the rate of urine formation at the kidneys
C)   stimulation of energy production and use of skeletal muscle tissue
D)   stimulation of arrector pili
E)   constriction of cutaneous blood vesselsF) C) and E)
G) All of the above

Question 16

Which autonomic plexus innervates the digestive, urinary, and reproductive organs within the pelvic cavity?

Accepted Answer

A)   esophageal plexus
B)   pulmonary plexus
C)   cervical plexus
D)   hypogastric plexus
E)   cardiac plexusF) B) and E)
G) C) and D)

Question 17

Figure 17.2
  
Using the figure above, identify the labeled structure(s)  in each of the following questions.
-Identify the structure(s)  indicated by Label Y.

Accepted Answer

A)   Submandibular ganglion
B)   Ciliary ganglion
C)   Otic ganglion
D)   Sympathetic chain ganglia
E)   Collateral ganglionF) C) and D)
G) B) and E)

Question 18

Figure 17.2
  
Using the figure above, identify the labeled structure(s)  in each of the following questions.
-Identify the structure(s)  indicated by Label Z.

Accepted Answer

A)   Otic ganglion
B)   Collateral ganglion
C)   Pterygopalatine ganglion
D)   Ciliary ganglion
E)   Submandibular ganglionF) All of the above
G) C) and D) C

Question 19

Postganglionic fibers exiting the sympathetic chain ganglia innervate effector organs in the ________.

Accepted Answer

A)   body wall
B)   head and neck
C)   limbs
D)   inside the thoracic cavity
E)   All of these are innervated by the postganglionic fibers.F) None of the above
G) A) and E)

Question 20

Parasympathetic preganglionic fibers of the vagus nerve (N X) innervate which of the following?

Accepted Answer

A)   submandibular glands
B)   eyes
C)   lacrimal glands
D)   parotid glands
E)   lungsF) All of the above
G) A) and B) E

Exam 17: The Nervous System: Autonomic Nervous System

Figure 17.2 Using the figure above, identify the labeled structure(s) in each of the following questions. -Identify the structure(s) indicated by Label M.

Correct AnswerverifiedShow Answer

In the sacral parasympathetic outflow, the preganglionic fibers that form distinct pelvic nerves innervate intramural ganglia that target which organs?

Correct AnswerverifiedShow Answer

Preganglionic neurons in the sympathetic (thoracolumbar) division of the ANS are located in the ________ of spinal segments T1-L2.

Correct AnswerverifiedShow Answer

Postganglionic sympathetic fibers that innervate structures within the body wall ________.

Correct AnswerverifiedShow Answer

Figure 17.2 Using the figure above, identify the labeled structure(s) in each of the following questions. -Identify the structure(s) indicated by Label D.

Correct AnswerverifiedShow Answer

The ________ plexus(es) contains descending branches of the vagus nerve and splanchnic nerves leaving the sympathetic chain on either side.

Correct AnswerverifiedShow Answer

Terminal and intramural ganglia are associated with the parasympathetic branch of the ANS.

Correct AnswerverifiedShow Answer

Figure 17.2 Using the figure above, identify the labeled structure(s) in each of the following questions. -Identify the structure(s) indicated by Label N.

Correct AnswerverifiedShow Answer

Figure 17.1 Using the figure above, identify the labeled structure(s) in each of the following questions. -Identify the structure(s) indicated by Label E.

Correct AnswerverifiedShow Answer

Figure 17.1 Using the figure above, identify the labeled structure(s) in each of the following questions. -Identify the structure(s) indicated by Label G.

Correct AnswerverifiedShow Answer

The neurotransmitters norepinephrine and epinephrine function as hormones, and are secreted by which structure?

Correct AnswerverifiedShow Answer

Which parasympathetic reflex(es) is/are mediated by the vagus nerve (N X) ?

Correct AnswerverifiedShow Answer

The bloodstream does not contain the enzymes that break down which of the following sympathetic neurotransmitters?

Correct AnswerverifiedShow Answer

Postganglionic axons of the autonomic nervous system are ________.

Correct AnswerverifiedB

Which of the following is NOT a major effect produced by sympathetic postganglionic fibers in spinal nerves?

Correct AnswerverifiedShow Answer

Which autonomic plexus innervates the digestive, urinary, and reproductive organs within the pelvic cavity?

Correct AnswerverifiedShow Answer

Figure 17.2 Using the figure above, identify the labeled structure(s) in each of the following questions. -Identify the structure(s) indicated by Label Y.

Correct AnswerverifiedShow Answer

Figure 17.2 Using the figure above, identify the labeled structure(s) in each of the following questions. -Identify the structure(s) indicated by Label Z.

Correct AnswerverifiedC

Postganglionic fibers exiting the sympathetic chain ganglia innervate effector organs in the ________.

Correct AnswerverifiedShow Answer

Parasympathetic preganglionic fibers of the vagus nerve (N X) innervate which of the following?

Correct AnswerverifiedE

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B

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C

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E