The most abundant type of immunoglobulin is
A. IgG.
B. IgE.
C. IgA.
D. IgD.
Answer: A
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The posterior communicating arteries connect the
A. internal carotid arteries and posterior cerebral arteries. B. middle cerebral arteries and posterior cerebral arteries. C. posterior cerebral arteries and anterior cerebral arteries. D. middle cerebral arteries and anterior cerebral arteries.
Muscle fibers develop tension by
a. contraction of sarcomeres. b. shortening. c. the pushing of myosin by actin. d. both (a) and (b) above. e. none of these answer.
What joins the processes of adjacent osteocytes?
A. Gap junctions B. Tight junctions C. Desmosomes D. Intercalated discs E. Canicular junctions
Which of the following will the body begin to do in order to compensate for hyperkalemia?
A. vasoconstriction of blood vessels B. increase ADH secretion C. decrease aldosterone secretion D. increase the release of atrial natriuretic hormone E. increase aldosterone secretion