Some psychologists believe that an organism's behavior is motivated by the need to achieve a state of balance in which the body functions effectively - a state called __________

Answer the following statement(s) true (T) or false (F)

Schizoaffective disorder includes a combination of both psychosis and anxiety disorder.

Positive emission tomography (PET) scans have shown that certain cognitive therapies can

a. reduce brain activity related to fear. b. help form the union between mind and body. c. work, but only when drug therapy is also used. d. increase overall brain activity. e. increase the volume of some brain structures.