All of the following are true regarding calcium and exercise EXCEPT
A. calcium prevents hyponatremia.
B. calcium assists with blood clotting when you have a cut, which can occur during competition.
C. calcium affects skeletal and heart muscle contractions during exercise.
D. calcium affects hormone and neurotransmitter activity.
A
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The nutrient that has a protein-sparing effect is:
a. glycerol. b. carbohydrate. c. nitrogen. d. fatty acids.
Which of the following statements regarding food colorings is false?
A. FDA-certified colorings must be included in the ingredients list for foods that contain them other than butter, cheese, and ice cream. B. Food color additives include Blue No. 1 and No. 2 and Red No. 3 and No. 40. C. A food coloring that is included in the Generally Recognized as Safe (GRAS) list is not considered a food additive. D. No food colors have tested positive as carcinogens in laboratory animals. E. All of these are correct.
Body mass index (BMI) is a ____
A) measure of how much muscle mass an athlete should have B) method of measuring body composition C) formula that predicts the best weight for performance and health D) screening tool for the general population that helps individuals determine a "healthy weight" range
Endurance-trained athletes preserve the length of _____ in their _____, which otherwise systematically decrease with aging
Fill in the blank(s) with the appropriate word(s).