If you ring the bell many times and do not follow it with lemon juice, Johnny's expectancy that the bell will precede the lemon juice will weaken. As it does, he will lose his tendency to salivate when he hears the bell because which of the following has occurred?
a. stimulus generalization
b. extinction
c. spontaneous recovery
d. stimulus discrimination
B
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__________ refers to the meaning of a sentence; __________ refers to how a sentence is worded.
A. surface structure; deep structure B. deep structure; surface structure C. syntax; morpheme D. morpheme; syntax E. phoneme; morpheme
Which of the following is a computer-enhanced, three-dimensional representation of the brain that responds to the body's magnetic field and has allowed researchers to see the enlarged ventricles in the brains of persons with schizophrenia?
a. GSR b. EEG c. MMPI d. MRI
________ percent of 12th graders report having used at least one other illegal drug beyond marijuana
A) Nineteen B) Five C) Forty-eight D) Thirty-three
According to traditional psychoanalytictheory, development occurs because of
a. the conflict between internal desires and emotions. b. maturation. c. social conditions. d. parental demands.