Which of the following is a characteristic of neural tube defects?
a. They occur in about 3,000 pregnancies in the United States each year
b. They include common disorders such as liver and kidney disease
c. They can be prevented by supplementation of the pregnant woman's diet with vitamin B12
d. They can be prevented by supplementation of the pregnant woman's diet with vitamins A and E
a
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The small, fingerlike projections into the intestinal lumen are called
a. villi. b. goblets. c. lacteals. d. polyps.
The rda increase at age 12 for both males and females and then returns to pre adolescent values in early adulthood
Answer the following statement(s) true (T) or false (F)
Megadose intakes of pyridoxine or folate reduce the effectiveness of some:
a. tranquilizers. b. anticonvulsants. c. antibiotics. d. antiinflammatories.
Fresh meat contamination comes mainly from:
a. botulism b. staphylococcus c. clostridium d. salmonella