Therapists who treat dissociative identity disorder tend to believe the disorder is caused by __________________ that took place during the patient's childhood

Which of the following statements regarding ADHD research is true?

a. It has shown higher rates for boys than girls across different countries. b. It has found similar treatments utilized across the various countries that have been studied. c. It has shown that two of the most common side effects of medication are weight gain and stuttering. d. It has found that less than half of children diagnosed with this disorder in the United States receive medication.

A student takes a drug that distorts perception. He holds up his hand right in front of his face. Horrified he yells, "I have a giant hand!" Most likely the drug interfered with __________

a) size constancy. b) shape constancy. c) brightness constancy. d) color constancy.