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Parasympathetic stimulation of the pelvic organs causes defecation, voiding of urine, and erection.

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Which of these statements is not a characteristic of collateral ganglia of the sympathetic division?


A) They lie in the abdomen and pelvis.
B) They are paired and segmented.
C) They lie anterior to the vertebral column.
D) They are located mostly on the abdominal aorta.

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This division can also be called the craniosacral division.


A) parasympathetic division
B) sympathetic division
C) autonomic nervous system

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Which one of these is solely innervated by the parasympathetic division?


A) adipose tissue
B) arrector pili muscle of the hair follicle
C) ciliary muscle of the eye
D) sweat glands

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The ________ plexus is a network through which branches of the vagus pass to the intestines and liver.

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Two of the named parasympathetic ganglia are the


A) celiac and superior mesenteric.
B) inferior and superior hypogastric.
C) ciliary and pterygopalatine.
D) chain and prevertebral.

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The secretions of the adrenal medulla act to supplement the effects of


A) parasympathetic innervation.
B) sympathetic stimulation.
C) vagus nerve activity.
D) reflex control.

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The adrenal medulla is comprised of modified sympathetic ________ neurons which secrete epinephrine and norepinephrine.

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adrenergic...

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The preganglionic fibers of the parasympathetic nervous system originate in the


A) thoracolumbar region of the spinal cord.
B) higher brain centers.
C) chain and prevertebral ganglia.
D) brain stem and the sacral region of the spinal cord.

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Sympathetic trunk ganglia contain the cell bodies of sensory neurons and are located in the dorsal root of the spinal cord.

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Because the fibers of the sympathetic division arise from the thoracic and lumbar regions of the spinal cord, they cannot innervate structures of the head or pelvis.

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Cell bodies of the preganglionic sympathetic neurons are located within the


A) dorsal root ganglia.
B) intramural ganglia.
C) lateral gray horns of the spinal cord.
D) sympathetic trunk.

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Which of these is not a result of parasympathetic stimulation?


A) production of goose bumps
B) constriction of the pupils
C) increased peristalsis of the digestive viscera
D) contraction of the bladder wall in urination

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The trunk ganglia contain what kind of cell bodies?


A) preganglionic parasympathetic
B) postganglionic parasympathetic
C) preganglionic sympathetic
D) postganglionic sympathetic

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Disease or infection which causes damage to the sympathetic trunk on one side of the inferior neck can result in


A) Hirschsprung's disease.
B) mass reflex.
C) Horner's Syndrome.
D) Raynaud's disease.

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Preganglionic fibers are myelinated, whereas postganglionic fibers are unmyelinated.

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Short nerve branches that connect the ventral rami or spinal nerves to the sympathetic ganglia.


A) hypothalamus
B) medulla
C) medulla oblongata
D) rami communicantes
E) sympathetic trunk

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  Use the diagram above to answer the following questions. -Which letter indicates the left vagus nerve? A)  A B)  B C)  C D)  D E)  E Use the diagram above to answer the following questions. -Which letter indicates the left vagus nerve?


A) A
B) B
C) C
D) D
E) E

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All of the following, except for the ________, have only sympathetic innervation.


A) blood vessels.
B) sweat glands.
C) arrector pili.
D) salivary glands.

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Adrenergic hormones are secreted into the bloodstream in this region of the adrenal gland.


A) hypothalamus
B) medulla
C) cortex
D) rami communicantes
E) sympathetic trunk

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