Adolescents with high-quality friendships tend to be

Seasonal affective disorder (SAD) seems to be related to __________

a) low levels of thyroxine b) low levels of sunlight c) high levels of thyroxine d) high levels of sunlight

After witnessing an accident that killed his daughter, George reports that he is blind. He bumps into objects at home and elsewhere. Specialists have found nothing wrong with the structure or function of his eyes and an MRI reveals no evidence of brain damage. After holding a case conference, a team of professionals suggests that George be evaluated for __________.

a) illness anxiety disorder b) conversion disorder c) somatization disorder d) psychophysiological disorder