Which of the following structures can be considered the gateway to the auditory nerve?
A. Cochlea
B. Pinna
C. Stirrup
D. Anvil
Answer: A
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Forgetting events that occurred just before a head injury would be an example of
a. retrograde amnesia. b. anterograde amnesia. c. encoding failure. d. repression.
Among the symptoms of a transmissible spongiform encephalopathy (TSE) in humans is (are) a. convulsions
b. paranoia. c. inflammation of the meninges. d. a stiff neck and aversion to lights.
How do researchers calculate the discrimination index?
a. They calculate the difference between the percentage of upper performers and the percentage of lower performers who responded correctly. b. They calculate the percentage of test takers who answered the item correctly. c. They compare the percentage of test takers who answered the item correctly by demographic group. d. They develop a matrix that contains the results of the item analyses for each item and calculate a score by adding the matrix columns.
In comparison with purely between-subjects experimental designs, one drawback of purely within-subjects experimental designs is that:
A) they usually do not do as good a job of controlling for individual differences B) they require the use of matching, which is very difficult to perform effectively C) they open the door to problems such as sequence effects or carryover effects D) they are usually more costly and time-consuming than between-subjects designs