Which receptor cells produce color sensations and fine details, work best in bright light, and lie mainly at the center of the eye?
a. phosphenes
b. rods
c. cones
d. stereocilia
C
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Describe the qualities of frail older adults. Compare and contrast activities of daily living and instrumental activities of daily living and discuss how they relate to frail adults
What will be an ideal response?
Researchers have found that individual differences in Type A, self-disclosure, and locus of control are all related to
A. achievement. B. depression. C. aggression. D. health.
In the attempt to understand human behavior, the most powerful investigative tool of science is the experiment. Its most limiting feature, however, is
a. it doesn't establish cause-effect relationships. b. its use may raise ethical issues. c. it may not be possible to distinguish between dependent and independent variables. d. it is opposed by the APA.
Research on nutrition indicates that __________
A) the percentage of children who eat dinner with their families increases slightly between ages 9 and 14 B) eating dinner with parents leads to a diet higher in fast foods and soft drinks than eating alone C) mild nutritional deficits rarely affect growth or cognitive functioning in middle childhood D) insufficient dietary iron and folate are related to poorer concentration and mental test performance