People who live in the northernmost parts of the United States cannot get adequate sun
exposure to synthesize vitamin D in the winter months.
Indicate whether the statement is true or false
TRUE
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Which of the following best describes the function of probiotics?
1.nonharmful bacteria in the intestinal tract that protect the colon lining 2.harmful bacteria that are present in large amounts in protein foods 3.include strains such as Lactobacilli and Bifidobacteria 4.both 1 and 3 are correct
Which of the following statements is false about fat-soluble vitamins?
A) Vitamin D can be synthesized from cholesterol, starting in the skin. B) Beta-carotene can be converted to active vitamin A inside the body. C) Vitamin E is widely distributed in plant and animal foods. D) Vitamin K deficiency causes hemorrhaging. E) There are many chemical forms of vitamins A, E, and K.
Which of the following is not an effect of carbohydrate feeding during prolonged exercise?
a. maintenance of blood glucose and high levels of carbohydrate oxidation b. glycogen sparing in the liver and possibly in muscle c. promotion of glycogen synthesis during intermittent exercise d. maintenance of motor skills e. All answers are correct.
Which of the following correctly describes the energy balance equation?
A) energy consumed minus energy expended B) energy expended minus energy consumed C) energy expended plus energy consumed D) energy consumed equals energy expended