Refined grain products are often fortified with _____ to decrease rates of _____.
A. folic acid; neural tube defects
B. iron; neural tube defects
C. iodine;late delivery
D. folic acid;late delivery
E. vitaminB; fetal heart abnormalities
Answer: A
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The _______________, an organ made up of fetal and maternal tissue, supplies nutrients and oxygen to the fetus
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Which of the following is not a component of physical fitness?
A. Endurance B. Flexibility C. Muscular strength D. Visual acuity
A study in which neither the subjects participating in the research nor the scientists performing the research know which subjects are receiving the treatment and which are getting the placebo is known as a(n) _____ study
a. double-blind b. half-blind c. confidential d. crossover e. observational
Which of the following BEST describes dietary thermogenesis?
a. Energy use related to food ingestion. b. Energy required to maintain normal body functions while at rest. c. The amount of energy needed to raise 1 kg of water from 15 degrees C to 16 degrees C. d. Energy needed for muscular work.