The ion that enters myofibrils and stimulates actin and myosin to shorten the cell (contract) is:
a. iron.
b. calcium.
c. sodium.
d. potassium.
B
Nutritional Science
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The nutrient that produces ketones as a by-product of metabolism is:
a. carbohydrate. b. protein. c. fat. d. glucose.
Nutritional Science
Most of the sodium consumed is absorbed from the
A) stomach. B) mouth. C) large intestine. D) small intestine.
Nutritional Science
Which of the following psycho-social factors affects the nutritional well-being of older adults?
A) Depression B) Difficulty in preparing balanced meals C) Social isolation D) Loneliness E) All of the above
Nutritional Science
Approximately how many Germans immigrated to America between 1820 and 1900?
a. 1 million b. 3 million c. 5 million d. 7 million e. 9 million
Nutritional Science