A psychologist might say that Ray Charles, Stevie Wonder, and Andrea Bocelli, who are blind but became outstanding musicians and entertainers, are utilizing the defense mechanism known as

A test with either all extremely difficult items or all extremely easy items will show ______ on individual test scores

a) little variability b) much variability c) extreme range d) large differences

The cells that provide nourishment and insulation for neurons are called

a. glia. b. somata. c. neuromodulators. d. dendrites.