Otto complains of excruciatingly painful headaches that are centered near one eye. His eye tears, and his nose is blocked when the headache occurs. From what kind of headache is Otto probably suffering?

The impact of the current shift in classification in the DSM-5 is increased precision. This means that

a. the new organizational structure for these disorders reflects a major shift in our understanding of the causes of these disorders. b. dramatic improvement in the efficacy of treatment methods aimed at specific types of disorder is now possible. c. arguments about the relative merits of lumping and splitting in the classification of mental disorders are all now moot. d. the essential features and diagnostic boundaries of these conditions have been clarified.

In traditional cultures, gender-segregated play is a consequence of ____

a. differential brain development for boys and girls b. estrogen and testosterone within the bloodstream c. the X and Y chromosomes imposing on the child d. the gender-specific work of boys and girls