Which of the following female sex organs or processes is present at birth?

Some psychologists believe that an organism’s behavior is motivated by the need to achieve a state of balance in which the body functions effectively-a state the text refers to as __________.

One male secondary sex characteristic is __________.

River is a very active 5-year-old compared to others in his class. He appears to seek a great deal of stimulation and is very playful, curious, and explorative. River’s seemingly unlearned motives, which are likely to increase stimulation, are called __________ motives.

The development of the __________ system is caused by the secretion of __________ during the prenatal development.

Female sex organs that are present at birth are called __________ sex characteristics.

One of the primary male sex characteristics is the __________.

Early in the twentieth century, William McDougall and others proposed that motivation was a result of __________.

Which of the following statements is TRUE regarding the studies of girls who were exposed to androgens before birth?

The precursors of female sex organs during prenatal development form the __________ system.