Protection against atherosclerosis is believed to be associated with an elevated ________.
A. VLDL-cholesterol
B. total cholesterol
C. HDL-cholesterol
D. LDL-cholesterol
Answer: C
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An advantage of innate immunity is ________
A) its barriers that prevent pathogens from entering into the body B) the specificity of its individual cells which specialize in the removal on one type of antigen C) the numerous steps in the activation of its cells that can prevent autoimmune disease D) the use of antibodies to cause cell lysis and kill invading cells
As a result of hyperventilation,
A. the plasma PCO2 level decreases. B. the kidney will increase the rate of H+ excretion. C. the body pH decreases. D. the plasma PCO2 level increases. E. more bicarbonate ions are added to the plasma.
All of the following are true of the secondary response to antigen exposure except that it
A) depends on memory B cells. B) results in much higher antibody titers than in the primary response. C) results in much quicker rise in antibody titers. D) produces more IgG antibodies. E) weakens quickly because memory B cells only survive for a year or two.
What is another term for the armpit?
A) Axillary region B) Sural region C) Crural region D) Antecubital region