Positron Emission Tomography (PET) differs from Magnetic Resonance Imaging (MRI) in that a PET scan:
a. studies the structure of the brain c. uses radio frequencies
b. studies activity in the brain d. identifies spinal cord injuries
B
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Repetitive, unwanted, intrusive cognitive events in the form of thoughts, images, or impulses that intrude suddenly into consciousness are called
a. phobias. b. disorders. c. obsessions. d. compulsions.
Because the ______ is simply the average of the scores, to calculate the mean, you simply need to add up all the scores and then divide by the number of scores.
A. mean B. median C. mode D. central tendency
Which of the following is a recent discovery in the field of behavioral neuroscience?
A. The cause of depression has been identified. B. Dementia has been cured. C. The brain area responsible for consciousness has been identified. D. Genes for schizophrenia have been identified.
One important reason that research on infant cognitive abilities is difficult to conduct is that
a. infants do not have measurable memory skills until 6 months of age, so we cannot assess other cognitive abilities that depend on memory. b. infants under the age of 3 months are too young to participate in research. c. it's difficult to assess cognitive processes because of infants' limited motor and language skills. d. psychologists have typically concentrated on perceptual abilities, rather than cognitive abilities.