Which of the following brain imaging techniques, discovered in 1908, is now a standard technique for detecting tumors and other brain abnormalities?
a. Magnetic resonance imaging (MRI)
b. Computed tomography (CT)
c. X-ray imaging
d. Positron Emission Tomography (PET)
a
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Both Kurt and Magda survived airplane crashes. Both experience intrusive memories of the event as well as extreme anxiety and dissociative episodes. One might be diagnosed with acute stress disorder and the other with posttraumatic stress disorder if ____
a. one experiences anxiety and the other does not b. one relives the experience and the other does not c. one has had symptoms for more than thirty days and the other has not d. one experiences panic attacks and the other does not
In operant conditioning, shaping involves:
a. positively reinforcing desired responses and negatively reinforcing undesired responses b. demonstrating a response and then reinforcing the behavior when it occurs c. reinforcing successive approximations to the desired behavior d. switching to classical conditioning once a behavior is established
The belief that you are okay only if everyone else approves of you is an example of which irrational belief?
a. overgeneralization b. catastrophizing c. myth of helplessness d. need for approval
_____ is necessary for the neural transmission and processing of information
A) ?Only inhibition B) ?Only excitation C) ?Only equalization D) ?Both inhibition and excitation