On average, lean body mass decreases by _____ per decade from age 30 to 70.
A. 2–3%
B. 4–5%
C. 5–7%
D. 8–10%
E. 12–13%
Answer: A
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Cholecalciferol must undergo 2 conversion steps before it becomes the active form of vitamin D, calcitriol. Those steps take place in the _____ and the _____
A. liver, bone B. liver, kidney C. small intestine, kidney D. heart, liver
________ are fat-soluble vitamins.
A. Pantothenic acid and vitamin A B. Niacin and thiamin C. Vitamins B-12 and B-6 D. Vitamins D and E
Heartburn occurs when there is improper relaxation of the ________, which allows the stomach acid to move back up to the esophagus
A. pyloric sphincter B. ileocecal sphincter C. upper esophageal sphincter D. lower esophageal sphincter
What are some of the physiological consequences in a person who falls below a certain threshold for body fat?
What will be an ideal response?