Which of the following is a feature of bone metabolism?
a. Cortical bone mass alone is diagnostic of osteoporosis
b. Trabecular bone is the chief supplier of blood calcium on a low-calcium diet
c. The strongest predictor of bone density is calcium intake during the third decade of life
d. Bone density of former smokers never achieves the level found in people who never smoked
e. Heavy alcohol intake is modestly protective of bone density when beer and wine are consumed but not when liquor is
ANS: B
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The primary difference between a batter and a dough is that a batter is
a. dry enough to be handled on a board. b. stiff enough to hold a wooden spoon in the middle. c. not dry enough to be handled and kneaded. d. any product made from flour and water with eggs added. e. leavened with yeast.
What type of exercise causes increase in muscle size?
A. Anaerobic exercise. B. Infrequent exercise. C. Resistance exercise. D. Aerobic exercise.
The muscle stiffness that results from abnormally high calcium levels in the blood is termed
a. calcium rigor. b. calcium tetany. c. myosinotoxicosis. d. calmodulin dysfunction.
Jerome has a disease that reduces his body's ability to absorb nutrients. As a result of this disease, Jerome has ________.
A. undernutrition B. eating disorders C. malabsorption syndrome D. free radical toxicity