One piece of evidence that suggests the survival value or adaptation theory of sleep may partially explain why we sleep is the finding that:
a. people show the same pattern of sleep after inactive days and active days
b. people show more REM-sleep after an inactive day than after an active day
c. large, grazing animals that can't easily hide sleep only a few hours a day
d. people show less sleep disturbance in normal daylight cycles than in conditions of constant light
C
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Chapter 1 Refer to the research study described on pages 15 - 16 of your textbook to answer the following question. What type of research design are the researchers using in this study?
What will be an ideal response?
Which basic personality traits from the five-factor model seem most important in the development of dependent personality disorder?
a. High neuroticism and high agreeableness b. High introversion and low conscientiousness c. High fantasy proneness and low neuroticism d. High excitement seeking and low openness to feelings
What percentage of Canadian veterans who had participated in the Vietnam War experienced PTSD symptoms?
a) 5% b) 15% c) 45% d) 65%
High-acuity, color vision is mediated by the small foveal area of the retina. Nevertheless, we have perceptions of the world that are expansive in both their color and their detail. This is possible because
A) our visual systems integrate the foveal images from recent visual fixations to produce the subjective visual perception that we are experiencing at any instant. B) of the optic disks. C) of retinal disparity. D) of the difference between the photopic and scotopic spectral sensitivity curves. E) we have depth perception.