What proportion of persons in the U.S., age 65 and older, have a cataract?
a. About 1 in 50
b. About 1 in 20
c. About 1 in 10
d. About 1 in 5
e. More than half
ANS: E
Nutritional Science
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At what stage of pregnancy does an embryo show a beating heart and a complete central nervous system?
a. 8 weeks b. 12 weeks c. 16 weeks d. 20 weeks e. 24 weeks
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Answer the following statement true (T) or false (F)
Nutritional Science
Americans consume adequate amounts of linoleic acid but not enough ALA, EPA, or DHA.
a. true b. false
Nutritional Science
Low calcium intake throughout adulthood and low bone mineral density can essentially be reversed with intake of high-dose calcium supplements for several years
Indicate whether the statement is true or false
Nutritional Science