The joints most commonly affected by osteoarthritis are in the _________
A) knees
B) jaw
C) foot
D) skull
A
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Your neighbors are playing loud music late at night and it annoys you. You ask them to turn down the music and they do. The next time they play loud music, you call them even sooner. B. F. Skinner would say this happens because
a. your assertiveness is like a punishment. b. the noise was an unconditioned stimulus. c. the decreased noise negatively reinforced your assertiveness. d. the decreased noise positively reinforced your assertiveness.
Todd is a twenty-seven-year-old stockbroker. One of Todd's more striking features is his height—just 4 feet 2 inches tall. His parents, brothers and sisters, grandparents, aunts, uncles, and cousins are all over six feet tall. Based on your knowledge of the interplay between genetics and environmental factors, what is the most likely explanation for Todd's height?
a. ?an inherited gene b. ?an early childhood illness c. ?a sedentary lifestyle d. ?genotype normalization
In Sternberg's triarchic theory, the experiential component of intellect includes
a. recalling facts from long-term memory. b. knowledge, strategies, and metacognition. c. responding to novel tasks and the changes in efficiency that result from practice. d. shaping environments and adapting to situations.
A professor wanted to examine the effects of diet on learning. He put some laboratory rats on a starvation diet (Group A) but eliminated only desserts from the diet of a second group (Group B). During the experiment, the professor discovered that he needed more Group B rats, so he caught some in a local alley. The results of the experiment showed that Group B rats were faster at learning a maze, so the professor concluded that diet is related to learning speed. Which of the following statements is the most accurate?
A. The professor's conclusion is correct. B. The professor's conclusion is incorrect because the rats in Group A were on a different diet than the rats in Group B. C. The professor's conclusion is incorrect because the type of rat was a confound. D. The professor has used a double-blind procedure.