The Respiratory Exchange Ratio (RER) gives an indication of:
a. absolute fat oxidation.
b. relative fat oxidation.
c. the lactate threshold.
d. protein (amino acid) oxidation.
b
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A nursing infant receives antibodies from its mother through:
a. anabolism and catabolism. b. absorption of antibodies. c. absorption of amino acids and synthesis of antibodies. d. genetic inheritance.
Deficiency of vitamin B12 leads to hyperglycemia
Indicate whether the statement is true or false
Which of the following accurately describes the link between lead exposure and nutrition?
a. Absorption of lead is higher on an empty stomach. b. Lead toxicity is most prevalent in children around the time of puberty. c. Federal regulations have successfully prevented widespread lead toxicity. d. The symptoms of lead toxicity can be reversed by adding iron to the diet. e. Lead exposure is extremely rare in the United States.
The main energy source for the lactic acid system during exercise is ________.
A. phosphocreatine B. triglycerides C. carbohydrates D. protein