Brendan is a one-year-old boy and recently suffered an injury to the part of the brain that controls language. On examining him, the neurologist says that other areas of the brain will assume functions of the damaged part and he will not lose the ability to speak or understand a language. The neurologist bases this diagnosis on Brendan's brain's ________.

A) plasticity
B) homogeneity
C) elasticity
D) heterogeneity

Interpersonal relationships can be categorized on combinations of three components of love, which are passion, intimacy, and ______.

A) humor
B) reciprocity
C) commitment
D) honesty

What structural changes occur in the neurons as a result of learning?

A) The neurons develop additional sodium ion gates to allow for faster action potentials.
B) The neurons develop additional Nodes of Ranvier and more myelination.
C) The axon terminals of presynaptic neurons grow new dendritic spines.
D) The dendrites of postsynaptic neurons grow new dendritic spines.

Whenever Angus tries to reach his girlfriend Jean on the phone, he must dial several times because she is quite the talker and her line is often busy. When Angus finally gets through to Jean, he will be reinforced on which schedule?

A) fixed ratio
B) variable ratio
C) fixed interval
D) variable interval

According to Piaget, a child who has mastered the principle of conservation but who has limitations on abstract thought is in which stage of cognitive development?

A) preoperational
B) concrete operations
C) sensorimotor
D) formal operations

Which factor plays little role in determining adolescent behavior?

A) physical effects of puberty
B) temperament and emotional regulation skills
C) duration and intensity of changes
D) availability of peer mentoring groups in schools