51) The micturition (urination) reflex is controlled by a parasympathetic reflex pathway in which
A) the preganglionic neurons are in the dorsal motor nucleus of the vagus in the brain.
B) the preganglionic cell bodies are in the wall of the bladder.
C) the preganglionic axons occur in pelvic splanchnic nerves.
D) the postganglionic axons occur in the celiac plexus.
52) The trunk ganglia contain what kind of cell bodies?
A) preganglionic parasympathetic
B) postganglionic parasympathetic
C) preganglionic sympathetic
D) postganglionic sympathetic
53) 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.
54) Which of the following autonomic plexi does
not
lie on the aorta or on the main branches of the aorta?
A) celiac
B) superior mesenteric
C) inferior mesenteric
D) inferior hypogastric
55) Which autonomic division increases heart rate?
A) sympathetic
B) parasympathetic
C) somatic
D) cranial
56) In which autonomic division do nerve cell bodies lie closest to the organs being innervated?
A) sympathetic
B) parasympathetic
C) visceral sensory
D) somatic motor
57) Postganglionic neurons in the pterygopalatine ganglion
A) are very active when you cry.
B) are adrenergic.
C) run from the head to the abdomen.
D) are primarily sympathetic fibers.
58) Parasympathetic postganglionic fibers of the head travel within the
A) accessory nerve.
B) facial nerve.
C) trigeminal nerve.
D) vestibulocochlear nerve.
59) Parasympathetic ganglia that are located within the walls of the innervated organs are called
A) collateral ganglia.
B) dorsal root ganglia.
C) intramural ganglia.
D) paravertebral ganglia.
60) The part of the brain that exerts more control over autonomic functioning than any other part is the
A) hypothalamus.
B) thalamus.
C) cerebral cortex.
D) cerebellum.