Expressed as a percentage, __________ refers to the number of active cases in a population during any given period of time.
A. prevalence
B. point prevalence
C. point incidence
D. incidence
Answer: A
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Tinkering with your self-modification plan:
a. makes it more effective in dealing with unexpected situations. b. is difficult to do when you are emotional. c. involves only the antecedents of the unwanted behavior. d. is useless if you started out with the best plan you could conceive of.
The area of neural tissue that dies following a stroke or other interruption of cerebral blood flow is known as the
A. infarct. B. aneurysm. C. thrombosis. D. embolism.
The vast difference in life expectancy between developed and developing countries is due primarily to differences in infant/child mortality and ____
a. diet b. the amount of exercise adults receive c. the type of job opportunities available to adults d. access to health care in late adulthood
Mary Ainsworth devised an experimental method called the Strange Situation in order to determine:
a. the effect of contact comfort on infants. b. aspects of purposeful exploration as the baby investigates a strange environment. c. parental discipline styles in the first year of life. d. the nature of attachment between mothers and babies.