Peristalsis is controlled by the skeletal-muscular system.?
Indicate whether the statement is true or false
False
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Kayla was a participant in a clinical study to determine how much vitamin C cures scurvy, the vitamin's deficiency disease. During the study, Kayla consumed only a formula diet that was nutritionally complete, except it did not contain vitamin C. Within a few weeks, Kayla developed scurvy. At that point, researchers gave 2 mg vitamin C to Kayla each day for a week, but her signs and symptoms of scurvy remained. In the weeks that followed, the scientists continued to increase Kayla's intake of the vitamin by 2 mg/week. After a week of taking 10 mg of vitamin C/day, Kayla reported feeling much better. Based on this information, the researchers concluded that Kayla's
A. EER for vitamin C was about 10 mg. B. RDA for vitamin C is 10 mg, plus 15 mg as a margin of safety. C. AI for vitamin C was 100 mg, which is 10 times that amount that cured her case of scurvy. D. requirement for vitamin C was 10 mg.
Which of the following would be the best choice for physically active people who need to replace lost fluids?
a. Cool water b. "Sweat" replacers c. Salt tablets and tap water d. Water warmed to body temperature e. Very cold water
Which process is associated with the presence of fat in the GI tract?
A) ?inhibition of mucosal enzyme activities B) ?slowing of digestion and absorption C) ?inhibition of thiamin, riboflavin, and niacin absorption D) ?stimulation and hastening of digestion and absorption
A lactovegetarian includes dairy products and eggs in his diet
Indicate whether the statement is true or false