The visual receptors that are used under dim light and produce only black and white sensations are the

a. rods.
b. cones.
c. phosphenes.
d. stereocilia.


ANSWER: a

Psychology

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Within psychology in the United States, interests in individual differences and ____ have always been closely related.

a. sensation and perception b. evolutionary psychology c. applied psychology d. cognitive psychology

Psychology

If you wanted to find relevant research of the past five years on the effects of nicotine on motor performance, which of the following would be the best source?

a. Index Medicus b. Journal of Developmental Psychology c. PsycINFO d. the website of Harvard's Department of Psychology

Psychology

According to Erikson, young adults first face which of the following crises?

generativity vs. stagnation love vs. work identity vs. role confusion intimacy vs. isolation

Psychology

A researcher who selects a sample of people of varying ages and studies them at one point in time is, by definition, using the ______ method

a. longitudinal c. cross-sectional b. correlational d. biographical study

Psychology