What is approximately the average number of children born to a woman in the United States today?

What is reason for the percentage of change in rates of death from heart disease from 1950 to today?

a. reduction in obesity b. smoking cessation c. increased exercise d. more individuals have health insurance

What is the method that involves inserting a flaccid penis into a cylinder and using a pumping action to draw blood to the penis?

a. Systematic desensitization b. Intracavernous injections c. Vacuum constriction d. Start?stop technique