White rami communicantes carry preganglionic sympathetic axons from the T1-L2 spinal nerves to the sympathetic trunk.
Indicate whether this statement is true or false.
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Question 2) A structure that is said to resemble a pearl necklace is a
A. sympathetic trunk.
B. parasympathetic trunk.
C. parasympathetic ganglion.
D. splanchnic ganlion.
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Question 3) The sympathetic trunk ganglia are primarily composed of
A. axons of preganglionic neurons.
B. axons of postganglionic neurons.
C. somas of preganglionic neurons.
D. somas of ganglionic neurons.
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Question 4) Postganglionic sympathetic axons are carried from the sympathetic trunk to the spinal nerve by the
A. white rami communicantes.
B. superior cervical ganglion.
C. gray rami communicantes.
D. splanchnic nerves.
E. pterygopalatine ganglion.
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Question 5) The sympathetic trunks are located
A. superior to the brachial plexus.
B. inferior to the sacral plexus.
C. immediately lateral to the vertebral column.
D. lateral to prevertebral ganglia.
E. in the craniosacral regions.
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Question 6) The cranial nerve having multiple terminal and intramural ganglia is
A. CN III.
B. CN VII.
C. CN IX.
D. CN X.
E. CN XII.
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Question 7) Preganglionic neurons of the sympathetic division originate in the
A. dorsal horns of the craniosacral brain and spinal cord.
B. ventral horns of the cervical and sacral spinal cord.
C. dorsal horns of the thoracolumbar spinal segments.
D. lateral horns of the thoracolumbar spinal segments.
E. ventral horns of the cervical and thoracic spinal segments.
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Question 8) The postganglionic parasympathetic fibers that are controlled by pelvic splanchnic nerves innervate the
a: Large intestine
b: Reproductive organs
c: Salivary glands
d: Pupillary constrictor muscles
e: Urinary bladder
f: Ureters
A. a, d, e
B. b, c, e
C. a, b, e, f
D. c, d, f
E. a, c
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Question 9) From which part of the CNS do parasympathetic preganglionic axons of CN VII emerge?
A. Mesencephalon
B. Cerebral cortex
C. Pons
D. Lateral horns of the S1 spinal cord segment
E. Lateral horns of the T1 spinal cord segment
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Question 10) The cranial nerve that supplies parasympathetic innervation to the thoracic organs is
A. CN II.
B. CN III.
C. CN VI.
D. CN IX.
E. CN X.
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