Activity in which brain region most directly causes the onset of sleep?
a. the release of acetylcholine.
b. activation of the cerebral cortex.
c. day/night cycles.
d. muscle paralysis.
e. rapid eye movements.
c. day/night cycles.
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The BEST way to characterize children diagnosed with autism spectrum disorder is that they:
A) show disturbed and contradictory patterns of reactions to stimuli. B) have low IQs and poor cognitive skills, but good social skills. C) engage in excessive amounts of abstract play. D) appear to be exceptionally coordinated.
Dr. Hu is concerned about cheating in his abnormal psychology class. He decides to give two different versions of his final exam and finds that students performed better on one version than the other
He concludes that the students who did poorly must have cheated off students with the other form. This conclusion is: a) Correct – good for him for catching the cheaters b) Incorrect – there are too many other factors that could have influenced the difference c) Incorrect – he may not have made sure each version of the test was equivalent d) Inconclusive – based on this limited information, he could be right or wrong