Which most closely approximates the percentage of water in plasma by weight?

A.   1%
B.   25%
C.   46%
D.   92%
E.   98%


D

Anatomy & Physiology

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The inner lining of the fibrous pericardium is formed by the

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The flexor muscles in the anterior arm (biceps brachii and brachialis) are innervated by what nerve?

A) radial B) median C) ulnar D) musculocutaneous

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The outer region of an intervertebral disc (composed of fibrocartilage) is known as the ________

A) synchondrosis B) nucleus pulposus C) annulus fibrosis D) symphysis

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The adrenal medulla secretes mostly ________.

A. endorphins B. norepinephrine (noradrenaline) C. dopamine D. acetylcholine (ACh) E. epinephrine (adrenaline)

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