Self-esteem increases during emerging adulthood. Which of the following is a physiological factor that has been shown to boost self-esteem?

Among the disadvantages of the case study method is

A. the possibility of subjective judgments. B. the difficulty with determining relationships among variables. C. the difficulty of examining certain concepts experimentally. D. the problem of replicating a treatment.

Little Geronimo runs around the house endlessly, needs little sleep, and often has temper tantrums. His mother exclaims "I swear that kid is possessed!" What perspective of psychological disorders is she demonstrating?

a. the biopsychosocial model c. the demonological model b. the diathesis–stress model d. the medical model