The ability to identify the direction from which a sound
originates is strongly dependent on having two ears separated in space by several inches. The ability to perceive visual depth is related to a similar property known as
a. accommodation.
b. aerial perspective.
c. retinal disparity.
d. inverted vision.
ANSWER: c
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Social ecology refers to
a. teaching people about pollution in the environment. b. how behaviors such as smoking contribute to pollution. c. relationships between the individual and the social world. d. maintaining a group of close friends for social support.
Which substance tends to be associated with feeling hungry when it is at a high level in our body?
a. ?CCK b. ?ghrelin c. ?glucose d. ?leptin
You are quite hungry but don't have any money. If you were described as "all id and only id'" what would you do?
a. Distract yourself with images of food. b. Steal a hot dog from the vendor on the corner. c. Run all the way home to get something to eat as soon as possible. gratification. d. Use the defense mechanism of denial to thwart the hunger pangs until an appropriate meal can be obtained. e. Simply deny yourself the food because you would not be able to handle taking what you couldn't pay for.
Karissa uses chunking to remember a list of 15 letters. Which of the following best describes why this strategy is effective for helping her to retain this information in her short-term memory?
A. She has fewer bits of information to remember. B. She is able to connect information in short-term memory to sensory input. C. It is easier for her to actively manipulate the information. D. She is able to associate each letter with a different meaning.