A diet which overemphasizes _____ is likely to lead to an iron deficiency in children
a. cereals
b. milk
c. vegetables
d. dried beans
e. meat
b
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Which element makes protein different from carbohydrate and fat?
A. carbon B. hydrogen C. nitrogen D. oxygen
Based on the results of classic studies such as Costill et al. (1971), which of the following best describes muscle glycogen depletion on successive days of training in well-trained endurance athletes?
a. Because they were well trained, muscle glycogen was only mildly depleted and typically completely restored before the next training session. b. Muscle glycogen was nearly depleted after the first day, incompletely restored, and subjects were unable to complete training runs on successive days. c. Males typically deplete and restore muscle glycogen to near maximum levels each day, but females rarely do. d. Muscle glycogen declined with successive days of training even though a moderate-carbohydrate diet was consumed.
Answer the following questions true (T) or false (F)
1. The vitamin B6 which is found in meat, fish, poultry, legumes, bananas, and fortified cereals, acts as a coenzyme for over 1000 enzymes, most of which are involved in protein metabolism, glycogenolysis, and red blood cell synthesis. 2. Choline is a conditionally essential nutrient that is needed for the integrity of cell membranes, nerve transmission, lipid transport, and liver health. 3. Carnitine, lipoic acid, and inositol are needed for overall health, but are not essential nutrients because the body is able to synthesize them in sufficient amounts.
Which of the following organs prefer fat as their energy source?
A. heart, brain, and liver B. red blood cells and liver C. heart, liver, and resting muscles D. nervous system and muscle