Mrs. Valdez was concerned that her daughter was not getting adequate sleep and that, as a result, she was failing classes and suffering from depression. Mrs. Valdez attended a school meeting with other concerned parents about adolescent sleep requirements and learned that __________.
a) adolescents are more mature and do not need as much sleep
b) with increasing academic and social demands, adolescents are often leading their lives in a sleep-deprived state
c) adolescents are more mature than they were in previous years, and they should know how much sleep they need
d) there is no correlation between sleep and academic performance
Answer: b
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To the delight of her parents, 20-month-old Maya just exclaimed "Daddy go!" What does this utterance best represent?
a. A holophrase b. A morpheme c. Telegraphic speech d. MLU
A professor wants to examine the effects of diet on learning. He places some laboratory rats on a starvation diet (Group A) but eliminates only desserts from the diet of a second group (Group B). During the experiment, the professor discovers that he needs more Group B rats, so he catches some in a local alley. The results of the experiment show that Group B rats are faster at learning a maze, so
the professor concludes that diet is related to learning speed. Which statement about his conclusion is most accurate? a. ?The professor's conclusion is correct because the number of rats in each group are the same. b. ?The professor's conclusion is correct because the two groups of rats were on a different diet. c. ?The professor's conclusion is incorrect because the type of rat was a confound. d. ?The professor’s conclusion is incorrect because the study is correlational.
After a small section of his basilar membrane was damaged, Dimitri experienced a noticeable loss of hearing for high-pitched sounds only. Dimitri's hearing loss is best explained using the theory of pitch perception known as the:
a. frequency theory b. Young-Helmholtz theory c. place theory d. opponent-process theory
The view that mental disorders are diseases of the mine that have objective causes and require specific treatment is known as the
a. clinical model. b. diathesis view. c. medical model of mental disorder. d. psychodynamic model. e. psychotrauma model.