The 2010 Dietary Guidelines for Americans emphasize four key concepts. Which of the following is not one of them?
a. Reduce calories to maintain weight
b. Reduce certain food and food components
c. Increase certain foods and nutrients
d. Build healthy eating patterns
a
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Chronic malnutrition in children is characterized by
a. hyperactivity. b. shrunken liver. c. short height for age. d. low weight for height. e. rapid weight loss
Which of the following statements about critical periods of growth and development is true?
a. Critical periods are defined as specific time periods early in pregnancy when toxins that may harm fetal growth and development are able to pass through the placenta to the fetus b. It is possible to reverse ill effects of adverse nutrition exposures on fetal growth and development by eliminating the adverse nutritional exposure later c. The most intense period of fetal tissue and organ growth and development in the third trimester of pregnancy d. Critical periods of growth and development are characterized by hyperplasia, or an increase in cell multiplication
Ryan's knee was injured in a basketball game. When he gets home he notices swelling, redness, heat, and pain in his knee. What is causing the redness?
A) accumulation of fluid at the site of the injury B) dilation of small blood vessels in the injured area C) the release of chemical mediators D) edema within the damaged tissues
The primary enzyme for digesting cholesterol esters in the small intestine is called
A) pancreatic lipase. B) amylase. C) cholesterol esterase. D) lingual lipase.