Recent research involving PET scans has shown that patients with Alzheimer's disease have
a. increased dopamine reuptake in the occipital lobes.
b. increased serotonin levels in the temporal lobes
c. reduced glucose metabolism in the parietal lobes.
d. reduced amino acid production in the frontal lobes.
c
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What is the evidence in favor of a g factor in intelligence? a. IQ scores correlate more highly for monozygotic twins than dizygotic twins
b. Immigrants who are still learning English do better on Raven's Matrices than other tests. c. The people who do well on one test usually do well on other tests also. d. Brain size has a low but positive correlation with scores on IQ tests.
Cohort effects are most likely to be a problem when it is difficult to separate the effects of developmental processes from ____ when examining age effects across a wide range of ages
a. unique environmental events b. dependent variables c. biological components d. genetic factors
_____ is a physiological process and _____ is a mindful activity and complex process
a. Listening; hearing c. Thinking; understanding b. Hearing; listening d. Understanding; thinking
Which of the following is risky behavior to engage in with a person infected with the AIDS virus?
a. anal sex, with or without a condom b. oral sex with someone who engages in anal sex c. sharing drug needles and syringes d. all of these are risky behaviors