Which of the following statements is true about the effects of prescription and nonprescription stimulants on memory?
A. The negative effects of prescription drugs such as Adderall or Ritalin happen only in low doses.
B. Caffeine in general and over-the-counter energy drinks have no effects in their capacity to enhance memory.
C. Higher doses of prescription stimulants can actually interfere with and block memory formation.
D. There is nonclinical trial evidence that long-term, foods and drinks rich in flavonoids reduce memory and impair cognitive function.
C. Higher doses of prescription stimulants can actually interfere with and block memory formation.
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The _____ is BEST defined as a procedure for finding facts by using empirical evidence.
A) introspective technique B) scientific method C) double-blind control D) dogmatic approach
Recent research has shown that engaging in several weeks of intensive mediation is associated with:
A) a reduction in the number of the telomeres associated with aging. B) an increase in number of telomeres, indicating a slight reversal of aging. C) the lengthening of telomeres, indicating a slight reversal of aging. D) the shortening of the telomeres associated with aging.
Newborns spend about half of their sleep time in REM sleep
Indicate whether the statement is true or false
A(n) __________ refers to a group of people who are raised during the same time period
a. cohort b. constituency c. peer group d. age cluster