45) Which of the following is true regarding bipolardisorder?

A) It involves depression, mania, and anxiety disorders.

B) Manic episodes usually last three times as long as depressiveepisodes.

C) It is associated with a 90% suicide rate.

D) It is associated with pressured speech and a rapid flight ofideas.

46) You are writing a research paper examining differentbiological treatments for depression. You might be surprised tofind that small amounts of the hallucinogenic drug ________ canhelp reduce the symptoms of the disorder. 46) ______

A) LSD ("acid") B) psilocybin ("magic mushrooms")

C) mescaline D) PCP ("angel dust")

47) Which hallucinogenic drug, when taken in small, therapeuticdoses, has been found to reduce the symptoms of mooddisorders? 47) ______

A) Ecstasy B)peyote C) Ketamine D) LSC

48) According to evolutionary theories of depression,________.

A) those who experience severe depression are most likely tosurvive

B) those with moderate depression are less likely to experienceanxiety

C) those who are moderately depressed are more likely to find amate

D) moderate depression may allow us, with time, to adapt to areal loss