About how many inherited disorders can be tested for and identified prenatally?
A. around 450
B. slightly more than 500
C. just under 800
D. over 1,000
Answer: D
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According to B.F. Skinner, when parents require that children's utterances of words be progressively closer to actual words before they are reinforced, this is called
a. grammatical construction. b. expressive vocabulary. c. shaping. d. negative reinforcement.
People with psychoses, especially those in the active phase of the disorders, cannot
a. work or communicate with others. b. think rationally. c. care for themselves. d. do any of these.
Approximately 87% of all strokes are the result of ____
a. reduced blood flow caused by a clot or severe narrowing of the arteries b. blood vessels bursting c. leakage of blood into the brain d. vascular cognitive impairment
According to recent research findings, REM sleep appears to be necessary to
A. maintain one's mental health. B. guard against serious psychological disturbances. C. prepare us for dealing with anxiety-arousing events. D. all of the above