Which of these skin problems requires treating the whole family? 

The mean arterial pressure must be greater than or equal to ____ mm Hg to ensure that the brain, coronary arteries, and kidneys remained perfused.

A) 50 B) 60 C) 70 D) 80

Substance-related disorders include excessive use of or withdrawal from ________.

A. cocaine B. nicotine C. caffeine D. All of these