Deck 26: Autonomic Nervous System

Question 1

The "rest-and-digest" system of the autonomic nervous system is the ________.

A) peripheral nervous system
B) sympathetic
C) somatic division
D) parasympathetic

Answer 1

D

Question 2

Preparing the body for the "fight-or-flight" response is the role of the ________.

A) parasympathetic nervous system
B) sympathetic nervous system
C) cerebrum
D) somatic nervous system

Answer 2

B

Question 3

All of the following are collateral ganglia that branch off of the splanchnic nerves EXCEPT ________.

A) paravertebral ganglia
B) celiac ganglia
C) inferior mesenteric ganglion is a collateral ganglia.
D) superior mesenteric ganglion

Answer 3

A

Question 4

The vagus nerve does NOT innervate the ________.

A) salivary glands
B) pancreas
C) gallbladder
D) kidneys

Question 5

Which of the following effectors is NOT controlled by the autonomic nervous system?

A) smooth muscle
B) cardiac muscle
C) glands
D) skeletal muscle

Question 6

Sympathetic fibers may leave the spinal cord at which vertebrae?

A) first cervical
B) fifth lumbar
C) first coccyx
D) first thoracic

Question 7

Fibers that pass through the sympathetic chain ganglia without synapsing and join to form a network called ________.

A) gray rami
B) white ramus
C) splanchnic nerves
D) spinal nerves

Question 8

Which of the following statements is FALSE?

A) Sympathetic has extensive branching of preganglionic fibers and parasympathetic has little branching of preganglionic fibers.
B) Sympathetic division has short preganglionic fibers and long postganglionic fibers; parasympathetic division has long preganglionic fibers and short postganglionic fibers.
C) Sympathetic origin is craniosacral; parasympathetic is thoracolumbar.
D) Sympathetic ganglia are close to the CNS; parasympathetic ganglia are close to the organs they serve.

Question 9

The parasympathetic ganglion that serves the eye is the ________.

A) otic ganglion
B) ciliary ganglion
C) pterygopalatine ganglia
D) intramural ganglia

Question 10

Which of the following is not a parasympathetic cranial nerve?

A) glossopharyngeal
B) abducens
C) oculomotor
D) facial

Question 11

The white rami communicantes ________.

A) are found only in the C1-T1 segments
B) carry postganglionic fibers to the periphery
C) are unmyelinated
D) carry preganglionic axons to the sympathetic chain

Question 12

Which of the following descriptions does NOT describe the ANS?

A) a system of motor neurons that innervate all muscle cells
B) involuntary nervous system
C) general visceral motor system
D) a system of motor neurons that innervated smooth muscle, cardiac muscle, and glands