Review Questions

1. A 6-year-old boy is brought to the physician by his mother because of "sleepiness." She says that he has been so tired lately that he cannot even play with friends after school. Physical examination shows pale skin and mucous membranes. Laboratory studies show a decreased hemoglobin and hematocrit. Basophilic stippling is seen on a peripheral blood smear. Which of the following is the most likely diagnosis?

A. Arsenic poisoning

B. Carbon monoxide poisoning

C. Cyanide poisoning

D. Lead poisoning

E. Mercury poisoning

2. A 29-year-old woman comes to the physician for a periodic health maintenance examination. She has no specific complaints. She drinks alcohol "socially" and smokes about a pack of cigarettes per day. She exercises regularly, takes 1,500 mg of calcium a day, and eats a low-fat diet She wants to know if she can get a prescription for oral contraceptive pills (OCPs). Which of the following is the most appropriate response on the part of the physician?

A. "In your case, OCPs will increase your risk of developing endometrial cancer."

B. "In your case, OCPs may increase you risk of developing thromboemboli and deep venous thrombi."

C. "OCPs are a good way to lower your risk for cervical cancer."

D. "OCPs are not a good idea in your case because they will increase your risk for ovarian cancer."

E. "OCPs are not a good idea in your case because they will increase your risk for osteoporosis."

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