In comparison to adolescents in the United States, adolescents in Korea and Japan spend _____ time on schoolwork and _____ time engaging in creative activities

The white matter of the central nervous system derives its color from the __________ of neurons.

a. cell bodies b. dendrites c. terminal buttons d. axons e. myelin sheaths

Jaci has just become blind. The fact that there is no physical reason for this suggests that Jaci may be suffering from

a. conversion disorder. b. observer discomfort. c. panic disorder. d. generalized anxiety disorder. e. physical paranoia.