At the highest level of athletic competition (such as the mile run), amphetamines are probably not beneficial as performance enhancers because they only improve performance by 1%

A less disabling form of unipolar depression is known as:

a.) Manic disorder b.) Bipolar disorder c.) Dysthymic disorder d.) Mild depression

The procedure known as _______ is one type of psychosurgery

a. gastroplasty b. transaxial tomography c. audiography d. prefrontal lobotomy