The myelin sheath and nodes of Ranvier are important because they _____
a) protect the neuron.
b) speed neural impulses.
c) create action potential.
d) prevent refractory periods.
Answer: b
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At which age do people do better on recall tasks than on recognition tasks?
a. Adolescence b. Middle age c. Old age d. No age group does better on recall tasks
Research indicates that work-based childcare is
a. uncommon in most countries, including the United States b. uncommon in most countries, but becoming common in the United States c. no better than nonwork-based childcare in terms of mothers' transition back to work. d. better than nonwork-based childcare in terms of mothers' transition back to work.
In the nineteenth century, audience members who knew the opera intimately served as "claques," or experts who signaled others in the audience when to applaud, or as "bisseurs,"
who signaled when to call for encores. These experts served as a source of ________ for less sophisticated audience members. a. informational social influence b. contagion c. normative social influence d. public compliance
Of the following, which is NOT noted to be a benefit of oral contraceptive use?
A) Reduction in the risk of pelvic inflammatory disease B) Reduction in the risk of benign ovarian cysts C) Reduction in facial acne D) Reduction in high blood pressure