Freud believed that many unconscious desires are
a. the result of excessive punishment.
b. by-products of introspection.
c. the result of excessive reinforcement.
d. sexual in nature.
d
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In classical conditioning, the loss of responding that results from the repeated presentation of a conditioned stimulus without an unconditioned stimulus is referred to as:
a. spontaneous recovery b. conditioned inhibition c. extinction d. second-order conditioning
Which of the following properties determines the loudness of sound?
a) pitch b) amplitude c) purity d) timbre
Imagine you do a study in which you measure the response of the basilar membrane and auditory neurons to different sounds. If the temporal theory of pitch perception is correct, what pattern of results would you be most likely to see?
A. Different frequency sounds produce responses at different locations on the basilar membrane. B. Different intensity sounds produce responses at different places in the basilar membrane. C. Different frequency sounds produce different frequencies of neural firing in the basilar membrane. D. Different sounds cause different hair cells to fire.
If a drug slows down central nervous system activity while increasing the activity of the main inhibitory neurotransmitter in the brain, then it is most likely to be a(n)
A. corticosteroid. B. opioid. C. vasodilator. D. depressant.