61) Parasympathetic impulses to the stomach pass through the
A) celiac plexus.
B) esophageal plexus.
C) inferior hypogastric plexus.
D) superior mesenteric plexus.
62) The adrenal medulla is stimulated by preganglionic neurons localized to gray matter of the spinal cord
A) in the cervical region.
B) in the upper thoracic region.
C) in the lower thoracic region.
D) in the lower lumbar region.
63) Cell bodies of preganglionic sympathetic neurons are located within the
A) dorsal root ganglia.
B) intramural ganglia.
C) lateral horns of the gray matter of the spinal cord.
D) sympathetic trunk.
64) The cell bodies of postganglionic neurons that stimulate secretion of the parotid gland are in the
A) superior cervical ganglion.
B) submandibular ganglion.
C) otic ganglion.
D) sphenopalatine ganglion.
65) 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
66) Identify the pathway that correctly traces the movement of preganglionic sympathetic fibers.
A) dorsal root to gray ramus communicans to sympathetic trunk ganglion
B) dorsal root to sympathetic trunk ganglion to gray ramus communicans
C) ventral root to sympathetic trunk ganglion to white ramus communicans
D) ventral root to white ramus communicans to sympathetic trunk ganglion
67) Another name for a chain ganglion is
A) sympathetic trunk.
B) paravertebral ganglion.
C) prevertebral ganglion.
D) intramural ganglion.
68) The ANS stimulates cardiac muscle as well as smooth muscle and glands. Which of the following nerves carries autonomic fibers that increase the rate of cardiac muscle contraction?
A) phrenic nerves
B) sympathetic nerves from the lower half of the thoracolumbar spinal cord
C) vagus nerves
D) sympathetic nerves from the middle and inferior cervical ganglion
69) 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.
70) Sympathetic fibers leave the spinal cord in the
A) craniosacral regions, and the postganglionic fibers secrete norepinephrine.
B) thoracolumbar region, and the postganglionic fibers secrete acetylcholine.
C) craniosacral regions, and the postganglionic fibers secrete acetylcholine.
D) thoracolumbar region, and the postganglionic fibers secrete norepinephrine.