Some psychological disorder has a heritability of 0.5. It is also more common in people who experience abuse or malnutrition as children. What do these two findings imply about the medical and psychological models of psychological disorder?
A. That neither model is entirely correct
B. That the medical model is correct, and the psychological model is incorrect
C. That in certain cases the psychological model is correct, but in other cases the medical model is correct
D. That the medical model is only valid in cases where heritability is high
Answer: A
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Next semester, John needs to take one required course to complete his history major. The two sections of the course are offered at 8:00 a.m. (not ideal for John, who likes to sleep until 10:00 a.m.) and at noon with a professor usually referred to as Dr. Dull. As John decides on his schedule, he will MOST likely experience an ____ conflict
a. avoidance-avoidance b. approach-avoidance c. attack-avoidance d. approach-approach
Researchers have attempted to teach human languages to apes and African gray parrots, among others. What was one result of these interactions, based on the cases described in your text?
a. ?A chimpanzee successfully learned to vocalize a large number of words. b. ?A chimpanzee became virtually fluent in the comprehension of English language. c. ?An African gray parrot learned to engage in wide-ranging conversations on abstract topics. d. ?A gorilla was trained to communicate in sign language.
One of the reasons that rods are more sensitive to dim light than cones is that a. they form graded potentials instead of the action potentials formed by cones
b. they are found in the eye in greater numbers than cones. c. it takes less light to break apart rhodopsin than the photopigments found in cones. d. rhodopsin shows a peak response to all wavelengths in the visual spectrum.
Recall in the Stroop experiment a participant received both the congruent and incongruent word lists, and the response time for each word list was measured and compared. This is an example of ______ design.
A. matched-pairs B. repeated-measures C. single-factor D. carryover