The vitamin needed for regulation of calcium metabolism is ____
a. vitamin A
b. vitamin C
c. vitamin E
d. vitamin D
e. folate
d
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What is the primary function of the thyroid hormones?
a. Precursors for hemoglobin synthesis b. Counteract a deficiency of goitrogens c. Control the rate of oxygen use by cells d. Regulate acetylcholine concentrations in the central nervous system e. Stimulation of the production of antibodies in response to antigens
Explain the functions of the accessory organs that assist with the process of digestion
What type of bone-removing cells dissolve the mineral component of the bone matrix and play a major role in bone resorption?
a. osteocytes b. osteoclasts c. chondrocytes d. osteogenic cells e. osteoblasts
Which commonly used method for assessing body fat content uses calipers to measure the thickness of fat folds that lie underneath the skin?
a. skinfold measurement b. bioelectrical impedance analysis c. magnetic resonance imaging d. dual-energy X-ray absorptiometry e. whole-body air displacement