All of the following substances are classified as opiates EXCEPT
A. cocaine.
B. codeine.
C. heroin.
D. morphine.
Answer: A
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Which research design is referred to as a reversal design?
a. A-B b. A-B-A-B c. Multiple-baseline d. Changing-criterion
Ihla likes Jeb for a few reasons, but mainly because he likes her. Which of the following factors of attraction best explains why Ihla likes Jeb?
a) the mere-exposure effect b) the matching hypothesis c) proximity d) reciprocal liking
Kerry's grandparents moved to a new neighborhood last year. Today, Kerry can easily remember their address but messes up their old one. This illustrates
a. trace decay. b. interference. c. retroactive inhibition. d. proactive inhibition.
During REM sleep, there is increased cerebral blood flow to the __________ and decreased cerebral blood flow to the __________.
A. extrastriate cortex; striate and prefrontal cortices B. striate and prefrontal cortices; extrastriate cortex C. striate and extrastriate cortices; prefrontal cortex D. prefrontal cortex; striate and extrastriate cortices