Which of the following is NOT true of G-protein complex action?

A. Stimulates a cell by means of extracellular chemical signals.
B. Stimulates a cell by opening ion channels in the plasma membrane.
C. Acts as an intermediate between a receptor and other cellular proteins.
D. Stimulates a cell by activating enzymes associated with the plasma membrane.
E. Stimulates a cell by means of intracellular chemical signals.


A

Anatomy & Physiology

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B cells can differentiate into plasmocytes, which are responsible for the production and secretion of ________.

Fill in the blank(s) with the appropriate word(s).

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Short term adjustments in blood pressure are mediated by

a. baroreceptor reflexes. b. sympathetic system c. renal activity d. both (a) and (b) above. e. both (b) and (c) above.

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While a person is sleeping or between meals, blood glucose decreases and insulin level increases.

Answer the following statement true (T) or false (F)

Anatomy & Physiology

The surface of articular cartilage is

A) slick. B) flat. C) smooth. D) rough. E) both slick and smooth.

Anatomy & Physiology