EPA and DHA are:
a. omega-6 fatty acids.
b. omega-3 fatty acids.
c. found primarily in plant oils and seeds.
d. made from linoleic acid.
b
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Which of the following statements about intestinal absorption of sodium, chloride, and potassium from the diet is true?
a. they are readily absorbed b. absorption is regulated according to body needs c. sodium absorption is tightly regulated, whole chloride and potassium absorption is largely unregulated. d. minor changes in intake from day to day can upset normal homeostasis
Which of the following is true when discussing the possible ergogenic effect of specific amino acids?
A. Arginine, lysine, and ornithine have been shown to enhance muscular development and strength B. Most scientific research supports the fact that glutamine supplementation enhances immune function during intense, prolonged training C. Tryptophan appears to be ergogenic in short-term exercise tasks D. Although some early research indicated BCAA supplementation improved performance in marathon running performance of "slower" runners, most subsequent research it is not an effective ergogenic aid
Which of the following amino acids was once thought to be essential only for infants?
A) asparagine B) alanine C) phenylalanine D) histidine
Which of the following is NOT among features of breast milk composition?
a. There is no casein in breast milk, unlike in cow's milk b. The carbohydrate is lactose, which enhances calcium absorption c. The concentration of protein is slightly higher than for cow's milk d. The proportion of energy contributed by fat is much higher than that recommended for adults