The drug _______ is able to act as a substitute for heroin but has low abuse potential because it has a slow onset of and duration of action.

__________ personality tests are similar in structure to classroom tests, with multiple-

choice and true-false questions. a. Intelligence b. Objective c. Projective d. Aptitude e. Subjective

When brain researchers want to map the structures in a living human brain, they ______

a. an EEG b. a CAT scan or an MRI c. EEG imaging d. MEG or MSI