The cervical plexus
A) gives rise to the phrenic nerve, which provides the sole motor supply to the diaphragm.
B) consists of the ventral rami of spinal nerves C1—C4, and some fibers from C5.
C) gives rise to motor branches that innervate the muscles of the neck.
D) gives rise to branches that supply the skin of the neck, shoulder, and upper chest region.
E) All of the answers are correct.
E) All of the answers are correct.
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The embryonic-like cells that remain in adult skeletal muscle tissue are known as satellite cells
Indicate whether this statement is true or false.
Which of the following will decrease glucocorticoid secretion by the adrenal cortex?
A. hypoglycemia and stress B. increased CRH production C. increased plasma levels of cortisol D. increased plasma levels of ACTH E. decreased plasma levels of cortisol
Match the nerve to the correct function.Median nerve
A. Innervates two forearm muscles plus most of the intrinsic hand muscles B. Innervates the deltoid and teres minor muscles C. Innervates all but one of the flexor muscles of the forearm and most of the hand muscles near the thumb D. Provides motor innervation to the biceps brachii E. Innervates the triceps brachii
The ________ is composed of circularly arranged layers of smooth muscle cells
A. tunica media B. tunica externa C. tunica intima D. tunica interna E. None of the answers is correct.