The gradual decline in the sexual reproductive system of males is called __________.

The theory of adjustment to aging that assumes that older people are happier if they remain active in some way, such as volunteering or developing a hobby, is called __________ theory.

In Erikson’s __________ stage of psychosocial development, preschoolers are challenged to control their own behavior.

Which of the following statements BEST describes the general relationship between thinking and language?

A system for combining symbols so that an infinite number of meaningful statements can be made is called __________.

The term Terman’s Termites refers to __________.

In which of Piaget’s stages does the child develop conservation?

The period of 5 to 10 years during which a woman’s reproductive system begins to decline is called __________.

In Piaget’s theory, the stage of cognitive development between 7 and 12 years of age, in which an individual becomes capable of logical thought processes but is not yet capable of abstract thinking, is the __________ stage.

Mary Ainsworth observed that securely attached infants __________.