Which of the following statements about HIV-infected expectant mothers is true?
A) In South Africa, nearly 75 percent of all pregnant women are HIV-positive.
B) Untreated HIV-infected expectant mothers pass the deadly virus to the developing organism 70 to 80 percent of the time.
C) Antiretroviral drug therapy reduces prenatal AIDS transmission by as much as 95 percent.
D) Antiretroviral drugs are now widely available in impoverished regions of the world.
C
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Barry is the primary caretaker for his wife, Ellen, who suffers from end-stage Alzheimer's disease. Lately, Barry has found that he is quick to cry, quicker to anger, unable to focus, and often unable to sleep through the night. Which statement accurately describes how a clinician might assess Barry's symptoms?
A. Barry's symptoms reflect typical decline due to aging. B. Many spouses are caretakers and experience little to no distress; Barry is just overly sensitive. C. Barry's caretaking role is demanding and may be the source of his psychological distress. D. Barry is most likely experiencing signs of an underlying severe mental disorder.
Which of the following best summarizes the research regarding bilingual education?
A) The research is inconclusive about the best approach to second-language learning. B) Home-based programs help students learn a second language faster than do school-based programs. C) Submersion programs tend to help students adapt to a new language quickly and sustain long-term beneficial effects. D) A combination of home and school language education is most beneficial.