Immunoglobulins that are most abundant and are responsible for resistance against many viruses, bacteria, and bacterial toxins are
A) IgA.
B) IgD.
C) IgE.
D) IgG.
E) IgM.
D
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Norepinephrine binding to alpha receptors on vascular smooth muscle causes ________ and epinephrine binding to alpha receptors on vascular smooth muscle causes ________.
Fill in the blank(s) with the appropriate word(s).
A resting muscle generates most of its ATP by
A) glycogenolysis B) hydrolysis of creatine phosphate C) anaerobic respiration D) aerobic metabolism of fatty acids E) the tricarboxylic acid cycle
Eccrine sweat glands
A. are not involved in the homeostasis of body temperature. B. produce a secretion that protects the body from growth of bacteria. C. serve as "anchors" for the arrector pili muscles. D. aid in cooling the body. E. produce a secretion that oils the hair and skin.
The antebrachium contains the ________.
A. humerus B. scapula and clavicle C. carpals and metacarpals D. radius and ulna E. phalanges