The small intestinal digestive enzymes
a. are secreted into the lumen, where they perform their function.
b. act intracellularly within the brush borders.
c. complete the digestion of carbohydrates.
d. both (a) and (c) above.
e. both (b) and (c) above.
E
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Convective heat loss occurs when ___________.
A) warm air rises from the body's surface. B) water evaporates from the skin's surface. C) one swims in water below body temperature. D) a cooler object rests on the body's surface. E) All of the answers are correct.
A friend just started taking Zoloft (an SSRI) and is experiencing an upset stomach and diarrhea. Your friend asks if the drug is causing her symptoms and you respond:
a. Yes, because the drug is irritating her stomach lining and that explains her symptoms. b. Yes, because serotonin is located both in the brain and the digestive tract, so the drug is altering digestive system functioning. c. No, because the drug is supposed to elevate mood and affect brain function, and it shouldn't have any effect on the digestive system. d. No, because the drug is quickly absorbed from the digestive tract and does not remain in the digestive system long enough to have any effect there.
A condition related to the insufficient production of clotting factors is known as
A) hemophilia. B) hemolytic disease of the newborn. C) iron-deficient anemia. D) embolitis. E) polycythemia.
Which of the following structures is located within the perineum?
A. dartos B. seminal vesicles C. femoral triangle D. urogenital triangle E. navel