________ acid is an essential fatty acid.
A. Palmitic
B. Stearic
C. Lauric
D. Linoleic
Answer: D
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The diet-planning principle that provides all the nutrients, fiber, and energy in amounts sufficient to maintain health is called ____
a. variety b. adequacy c. moderation d. kcalorie control e. nutrient density
One important principle of a healthy diet is to eat a variety of foods. "Variety" means:
a. choose at least one food from each food group on the pyramid daily b. include low calorie food choices to balance high calorie foods at each meal c. choose a variety of foods from within food groups as well as from among the food groups d. make sure portion sizes are matched to energy needs
Which of the following is a feature of heavy metal intake and pregnancy?
a. Mercury, but not lead, can easily cross the placenta b. Lead and mercury both damage the fetal nervous system c. Pregnant women are advised to limit consumption of shark and swordfish to no more than once per week d. Pregnant women are advised to avoid shellfish around the critical period of brain development but may resume normal intake thereafter
The body uses cholesterol for all of the following EXCEPT:
a. as a component of nerves. b. to produce testosterone. c. to produce estrogen. d. as a concentrated source of energy.