The major factor leading to exhaustion during exercise is
A. lactic acid build-up.
B. depletion of muscle glycogen.
C. iron deficiency anemia.
D. depletion of muscle protein.
E. insufficient vitamin B12.
B. depletion of muscle glycogen
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At which age does a child likely have all 20 "baby" teeth?
A) 6 months to 1 year B) 2 to 3 years C) 4 to 5 years D) 5 to 6 years
Susan had a salad made of dark, leafy greens, oil and vinegar dressing, and cheese. Susan consumed a significant amount of which of the following minerals?
a. calcium and potassium b. potassium and iron c. iron and zinc d. zinc and sodium
Most of the sodium consumed is absorbed from the
A) stomach. B) mouth. C) large intestine. D) small intestine.
Strains of Lactobacillus and Bifidobacteria that have beneficial effects on the body are called:
a. probiotics. b. prebiotics. c. antibiotics. d. postbiotics.