Answer to Question 1
ANS: C
The practice of eating substances not normally thought of as food is called pica. Clay, dirt, and solid laundry starch are the substances most commonly ingested. Pica may produce iron deficiency anemia if proper nutrition is decreased. Intolerance to milk products is termed lactose intolerance. Pica is not related to anorexia and vomiting.
Answer to Question 2
ANS: A
Both smoking and cocaine use cause vasoconstriction, which results in impaired placental blood flow to the fetus. Smoking and cocaine use do not increase appetite, change insulin metabolism, or increase metabolism.