Jessica was playing poker while on a vacation in Las Vegas, and in a fit of exuberance, bet all of her money on one hand. Unfortunately, it turned out to be a losing hand. If we were using functional magnetic resonance imaging (fMRI) to observe Jessica's reactions to losing, which structure might have shown especially increased activation?
a. her anterior cingulate cortex
b. her posterior cingulate cortex
c. her amygdala
d. her hippocampus
a
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Which model of basic acquisition predicted that the extinction of the CR to the tone (CSMT) in Stage 3 of the higher-order conditioning in Exercise 17 would produce a simultaneous decrease in the CS response strength of both the tone and the light (CSML)?
a. S-S, S-S b. S-R, S-S c. S-S, S-R d. Both a and b
In an independent-measures ANOVA, individual differences contribute to the variance in the numerator and in the denominator of the F-ratio. For a repeated-measures ANOVA, what happens to the individual differences in the denominator of the F-ratio?
a. They do not exist because the same individuals participate in all treatments. b. They are measured and subtracted out in the second stage of the analysis. c. Individual differences contribute to the variance in the denominator. d. None of the other options accurately describes individual differences in the denominator.
Students with _____ goals see ability as a changeable trait
Fill in the blank(s) with correct word
Messages carried by large, fast nerve fibers can prevent the slower, "reminding system" pain from reaching the brain by
a. closing the spinal gate directly. b. passing through the pain gate and on to a central biasing system. c. inhibiting the production of endorphins. d. causing rapid sensory adaptation.