A brain-imaging method called ______________
takes advantage of the magnetic properties of different atoms to take sharp, three-dimensional images of the brain.
a) electroencephalography (EEG)
b) magnetic resonance imaging (MRI)
c) positron emission magnetography (PEM)
d) computed tomography (CT)
ANS: b
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According to dissonance theory, how do people usually reduce dissonance?
a. by changing their emotions b. by changing their cognitions c. by changing their perceptions d. by changing their behaviors
Adderall and Ritalin are used to treat attention deficit/hyperactivity disorder (ADHD) with both drugs being mixtures of
a. amphetamines. b. barbiturates. c. sedative-hypnotics. d. tranquilizers.
Dr. Gibbs believes that his clients will get better if they can gain a deeper understanding of their thoughts, emotions, and behaviors. Dr. Gibbs most likely utilizes a(n) __________ therapy
a. directive b. nondirective c. insight d. action
If there are two independent variables in a repeated measures factorial experiment, and one variable has three levels while the other has 4 levels, how many degrees of freedom are associated with the numerator of the F ratio of the interaction of the variables?
a. 6 c. 12 b. 7 d. can't say without more information