The parts of the eye that make color vision and acuity possible are the
A. cones
B. rods
C. irises
D. ciliary muscles
A
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Inspector Holmes and his trusty assistant, Watson, are snooping around a dark, deserted house in London. Watson suddenly screams, "Holmes! I thought I just saw a flicker of light!" Holmes turns to him and says, "No, my dear boy. You must have been interpreting a random firing of sensory neurons as a stimulus." Holmes is describing ____.?
a. ?an absolute threshold b. ?a just-noticeable difference c. ?internal noise d. ?Weber's law
Regarding depth perception, which of the following statements is FALSE?
a. Recent research has shown that depth perception does not begin to develop until seven to nine months of age. b. Depth perception depends on both brain maturation and individual experience. c. Older infants who have just learned to walk must again learn to avoid the "deep" side of the visual cliff. d. The fact that infants will often crawl off tables and beds shows that integration of depth perception with motor skills has not yet been accomplished.
A psychologist might say that Stevie Wonder, who has overcome his blindness and become a premier musician and entertainer, is using the defense mechanism known as
a. projection. b. denial. c. compensation. d. regression.
The cross-generational problem is conceptually similar to which other research principle?
a. Cohort effect b. Informed consent c. Benefits-to-risk ratio d. Ecological validity