Evidence that some cones are especially sensitive to red light, others to green light, and still others to blue light most directly supports the theory of color vision known as the:
a. trichromatic theory
b. frequency theory
c. gate-control theory
d. opponent-process theory
A
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L'Chelle has bulimia nervosa. Her physician believes that she may have , which contributes to her cravings for food
a. high levels of serotonin b. low levels of dopamine c. high levels of endogenous opioid d. low levels of endogenous opioid
According to the textbook, the one level of Maslow's hierarchy that is particularly difficult to assess accomplishment of is:
A. physiological needs B. safety needs C. self-actualization needs D. incentive needs
Alicia's mother asks Alicia to put her blocks away. Alicia responds, "No, me play.". Observing this, we might guess that Alicia
a. is approximately a year old. b. is experiencing the terrible twos. c. has progressed to the threatening threes. d. has not as yet mastered telegraphic speech.
Which of the following is still a problem faced by modern IQ tests?
A. They fail to assess aspects of intelligence that are related to abstract reasoning or verbal comprehension. B. They do not predict success on the job or in academic settings. C. Many test items are still drawn from the vocabulary and experiences of the dominant middle-class culture. D. All of the above.