Antigen-presenting cells are necessary for ________ response to a foreign antigen.
A. antibody
B. macrophage
C. B lymphocyte
D. T lymphocyte
Answer: D
Anatomy & Physiology
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A) ear wax B) milk C) odorous sweat D) sebum E) watery sweat
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Given what you know about the timing of ovulation in a woman's 28-day cycle, when would she be most likely to get pregnant?
A. Days 12-15 B. Days 1-6 C. Days 7-11 D. Days 16-28
Anatomy & Physiology
Most intrinsic hand muscles are supplied by the
A) musculocutaneous nerve. B) radial nerve. C) median nerve. D) ulnar nerve. E) axillary nerve.
Anatomy & Physiology
What ion channels are opened to produce an action potential?
A. Sodium and potassium B. Sodium and chloride C. Potassium and calcium D. Calcium and sodium
Anatomy & Physiology