In recent years, which of the following has NOT occurred?
a. a decline in sexual intercourse during early adolescence
b. higher rates of contraceptive use
c. more people being involved in nonmarried sexual relationships
d. dramatic increases in teen pregnancies and abortions
ANSWER: d
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If LTP is prevented or blocked:
a. additional NMDA receptors have been inserted into the post-synaptic cell. b. additional AMPA receptors have been inserted into the post-synaptic cell. c. there are increased EPSPs in the post-synaptic cell. d. the animal will not display fear conditioning.
At a buffet restaurant I observe people eating lots and lots of food. Then they stop. After about 2 min they get up and go to the dessert area where they get large servings of ice cream and cake. They then return and eat these items. Which concepts explain why the individual would eat the dessert after eating a huge meal?
A. disinhibition B. sensitization C. higher-order conditioning D. habituation