The digestive tract needs _____, which provides the bulk against which the muscles of the colon can work
a. energy
b. fiber
c. nutrients
d. water
e. fat
b
Nutritional Science
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Why do Okinawans enjoy one of the longest life spans of anyone on earth?
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What is the hormonal mechanism by which thirst leads to reduces urine output?
What will be an ideal response?
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Protein-restricted diets naturally curb the intake of:
a. sodium. b. phosphorous. c. potassium. d. vitamin B6.
Nutritional Science
Which of the following substances is secreted by the human stomach?
A. Hydrochloric acid B. Bile C. Chyme D. Lymphatic fluid
Nutritional Science