Which of the following is a feature of vitamin C in the body?

a. Severe deficiency is irreversible
b. Low levels are found in people who chew tobacco
c. Extremes of physical stress impair mobilization of vitamin C
d. Severe deficiency signs become apparent when blood levels fall by about 20%


b

Nutritional Science

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The nonnutritive sweetener that is unsafe for people with phenylketonuria is:

a. aspartame. b. neotame. c. sucralose. d. stevia.

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Optimal blood pressure is a systolic pressure less than 120 mmHg and a diastolic pressure less than

A. 100 mmHg. B. 80 mmHg. C. 140 mmHg. D. 90 mmHg.

Nutritional Science

Which statement about tetany is false?

a. it occurs when the extracellular calcium concentration is too low b. tetany causes muscles to contract c. it can cause death d. tetany is caused by a dietary calcium deficiency

Nutritional Science

What is the relationship between alcohol and depression?

a. Alcohol causes depression. b. Alcohol reduces depression. c. There is no relationship between alcohol and depression.

Nutritional Science