Which of the following is an example of primary aging?
a. Cardiovascular disease
b. Alzheimer's disease
c. Wrinkled skin caused by years of sun tanning
d. Graying and thinning of the hair
Answer: D
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An individual's ability to recognize people from other races improves when the individual is
a. trained to do top-down processing. b. trained to do bottom-up processing. c. in a positive mood. d. in a negative mood.
Regarding teratogens, which of the following statements is TRUE?
a. It is impossible for alcohol and drugs to be transmitted from mother to fetus since no direct intermixing of blood takes place between a mother and her unborn child. b. Although no direct intermixing of blood occurs, some substances, like drugs, do reach the fetus. c. A fetus may be exposed to drugs, but the unborn child cannot become addicted. d. Pregnant women rarely have any direct control over teratogens.