Michael chooses a celibate life for spiritual reasons and is very comfortable with his choice. His behavior is

“Gender role” refers to:

Most of our scientific information about human sexuality has been obtained through:

Ovulation commonly takes place . . .

Exercises designed to help women (and men) gain increased control over the muscles of their pelvic floors are known as ____ exercises.

At birth, the testes are normally contained in the

The results of the National Health and Social Life Survey reflect an American people who are:

The labia majora is . . .

Healthy sperm production should have a scrotal temperature that is

In which of these sexual organs are sperm actually formed?