In order to trigger an emotional reaction in an infant, researchers often use emotional

A blended, or reconstituted, family is one in which

A) divorced parents remarry each other. B) children live with grandparents instead of their parents. C) adopted or foster children live together. D) cohabitation or remarriage results in a parent, a stepparent, and children.

If two drugs exert the same pharmacodynamic actions but differ in terms of their pharmacokinetic properties, which of the drugs is likely to produce the most intense abstinence symptoms after chronic use? The drug with the

a. shortest duration of action b. longest duration of action c. slowest passage through the blood brain barrier d. longest times between drug exposures