Cosmo worked on a difficult calculus problem for several hours to no avail. He decided to take a break from his labors by taking a bath. Midway through his bath, he jumped up and shouted, "Eureka, I solved the problem!" He then ran to his desk and made the calculations. Cosmo allowed __________ to help him overcome the __________ that impeded solution

Alexa has frequent episodes where she feels detached from herself and her environment. These episodes are persistent and recurring and are starting to interfere with her life. Alexa is probably suffering from

a) emotional desensitization disorder. b) seasonal affective disorder. c) depersonalization disorder. d) posttraumatic stress disorder.

An infant born with facial deformities, heart problems, misshapen limbs, and a variety of cognitive problems, such as mental retardation, has characteristics of which of the following?

a. fetal alcohol spectrum disorder b. autism c. Prader-Willi syndrome d. rubella