What organ functions as the chief regulator of the body's acid-base balance by controlling the bicarbonate concentration??
A) ?skin
B) ?liver
C) ?kidneys
D) ?stomach
C
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A hormone associated with calcium metabolism that is also a vitamin is _____
Fill in the blank(s) with correct word
All of the following are sensible guidelines for diet plans except:
a. consume low-fat foods regularly. b. eat rapidly to avoid prolonged contact with food. c. adjust energy intake downward as weight loss progresses. d. include vegetables, fruits, and grains as the mainstay of the diet.
The risk of death from coronary heart disease decreases as total physical activity expenditure
increases from 500 to ________ kilocalories per week. A)3500 B)5000 C)10,000 D)1000
__________is a substance found in food that is required by the body and used for energy, maintenance of body structure, and/or regulation of chemical processes
A) Dietary fiber B) A placebo C) Adenosine triphosphate D) A nutrient