David is having difficulty maintaining his balance and coordinating his muscle movements. Assuming his problems result from a brain injury, one would first examine his __________.
A. pons
B. thalamus
C. medulla
D. cerebellum
Answer: D
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In a classic experiment in which people were deliberately exposed to the virus that caused common colds, people who had a high stress score on the SRRS
a. were less likely to get a cold. b. were more likely to get a cold. c. had a stronger immune system and were able to get over the biologically-caused cold quicker than those with a low score. d. were no more likely to catch a cold than people who had a low stress scores on the SSRS.
Jake can make his sister Joy give him her toys or candies by whistling without stopping until she gives in. Because she hates the sound so much, Joy will give Jake whatever he wants. Jake's act of whistling is maintained by _____, and Joy's act of giving is maintained by
A) positive reinforcement; negative punishment B) negative reinforcement; positive reinforcement C) positive reinforcement; negative reinforcement D) negative reinforcement; extinction
Scarlett grew up in the United States and Ai grew up in China. Based on research by Wang and colleagues, what might we expect if we asked them both to recall events from before they were 5 years old?
a. Scarlett will remember more events from before 5 years old and her earliest memory will be from an earlier age compared to Ai's memories. b. Ai will remember more events from before 5 years old and her earliest memory will be from an earlier age compared to Scarlett's memories. c. Ai will remember more events from before 5 years old but Scarlett's earliest memory will be from an earlier age compared to each other. d. Scarlett will remember more events from before 5 years old but Ai's earliest memory will be from an earlier age compared to each other.
Reading skills are acquired by some children before they enter formal school, by other children
in kindergarten and first grade, but are not achieved by some children until third and fourth grades. Acquiring reading skills is an example of a a. normative age-graded change. b. critical period. c. quantitative change. d. sensitive period.