You reach out and touch a piece of cloth, feeling its texture. The cells that gather this sensory information are part of the __________ nervous system

False sensory perceptions that most often take the form of hearing voices are called _______

a. delusions b. obsessions c. hallucinations d. compulsions

The rigorous testing of specific psychotherapies is difficult, in part because:

a. clients do not want to receive experimental treatments. b. most people prefer self-help treatments. c. therapists cannot be blind to the type of therapy they are administering. d. few therapists are willing to participate in such studies.