Buchanan, Tranel, and Kirchbaum (2009) studied three groups of participants, one of which had damage to the hippocampus, one that had similar brain damage but not to the hippocampus, and a control group of participants. The researchers assessed responses to the three groups both before and after they were exposed to stress. The hippocampus group showed a decrease in cortisol response to stress,
whereas the other two groups shoed increases. Which of the following statistical tests was used to test the hypothesis?
a. A main effect..
b. A multiple regression.
c. An interaction.d . A correlation.
c
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Which of the following is NOT one of the patterns of drug abuse listed in your textbook?
a. social-recreational b. experimental c. regressive d. compulsive
Emma has been diagnosed as having dyslexia. She is among what percentage of American children who have this particular learning disability?
a. 1 to 3 percent c. 5 to 17.5 percent b. 5 to 10 percent d. 17.5 to 25 percent
What are the symptoms of the Japanese syndrome taijin kyofusho?
a) fear that one's body or its functions are offensive to others b) strongly held belief that the person has dishonored family members c) strong need to spend more time working than with family to the detriment of both d) extreme shame associated with inability to meet a family's expectations for success
The fact that, when we look at an object, each one of our two eyes receives a slightly different image of the object is known as
a. retinal disparity. b. binocular inversion. c. convergence. d. stereophonic vision. e. motion parallax.