Some researchers believe schizophrenia results from brain receptors becoming super-responsive to normal amounts of

Based on your text's discussion, the correlation between intelligence and brain volume is best described as:

a) weak and negative. b) essentially zero. c) weak and positive. d) moderate and positive.

Which division of the nervous system is working when we experience unpleasant emotions?

a. nonsympathetic division of the nervous system b. sympathetic division of the nervous system c. parasympathetic division of the somatic nervous system d. central nervous system e. somatic nervous system