What is defined as the sum of socially transmitted knowledge, customs, and behavior patterns common to a particular group of people?

Specific laboratory tests to confirm the presence of psychopathology

A. do not at present exist. B. are used by psychologists but not by psychiatrists. C. are used by psychiatrists but not by psychologists. D. are used to test for the presence of some viral infection or brain lesion to confirm a diagnosis.

The activation-synthesis hypothesis of dreaming emphasizes

a. internal conflicts and unconscious forces. b. how random activity in lower brain centers results in the manufacture of relatively bizarre dreams by higher brain centers. c. that dreams reflect everyday waking thoughts and emotions. d. the detached part of the dreamer's awareness that silently observes events.