Nerve fibers in the phrenic nerves that innervate the diaphragm arise primarily from what plexuses?
A) brachial
B) cervical
C) lumbar
D) sacral
Ans: B) cervical
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Growth of the uterus during pregnancy is accomplished by _________ of its smooth muscle
A. neither hypertrophy nor hyperplasia B. both hypertrophy and hyperplasia C. hypertrophy but not hyperplasia D. hyperplasia but not hypertrophy
The ________ nervous system provides involuntary regulation of smooth muscle, cardiac muscle, and glandular activity
A) somatic B) autonomic C) sensory division of the peripheral D) automatic E) special sensory
The ________ lines the chambers of the heart, covers the heart valves, and is continuous with the endothelium
A) epicardium B) myocardium C) endocardium D) visceral pericardium E) parietal pericardium
Damage to the cervical nerve plexus can cause problems with ________
A) footdrop B) clawhand C) breathing D) wristdrop