Sympathetic splanchnic nerves are composed of
A. preganglionic sympathetic axons that synapse in a sympathetic trunk ganglion.
B. preganglionic sympathetic axons that did not synapse in a sympathetic trunk ganglion.
C. postganglionic sympathetic axons that synapse in a sympathetic trunk ganglion.
D. postganglionic sympathetic axons that did not synapse in a sympathetic trunk ganglion.
E. None of the choices is correct.
B
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A structure that allows the middle ear to communicate with the nasopharynx is the
A) auditory meatus. B) eustachian tube. C) bony labyrinth. D) membranous labyrinth. E) pinna.
____________________ refers to a ventilation rate that exceeds the metabolic needs of the body
Fill in the blank(s) with correct word
Which of the following is true of the intervals of the ECG?
A. They lie entirely along the isoelectric line. B. They all contain the QRS complex. C. They all contain at least 2 segments. D. They all contain at least 1 wave and 1 segment. E. They all contain the P wave.
Haustra are
A) expansible pouches of the colon. B) strips of muscle in the colon. C) glands in the large intestine that secrete mucus. D) the source of colon hormones. E) compact feces stored in the rectum.