Which of the following statements is true about absolute thresholds?
A. They require a change of at least 5 percent between the original stimulus and the final stimulus in order to be detected.
B. They change depending on the cost of making an error, motivation, and personality.
C. They are also referred to as just noticeable differences (JND).
D. They refer to the smallest amount of change between two stimuli that a person can detect half of the time.
Answer: B
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Seriation involves
a. the realization that properties of objects do not change even though appearance might be altered. b. understanding that subclasses are included in the whole class. c. understanding the difference between big and small. d. mentally arranging elements along a quantifiable scale.
Preventing dementia and many cognitive disorders and improving quality of life seems most important at this time because
a. no cure exists for dementia and many cognitive disorders. b. numerous cures exist for dementia but not cognitive disorders. c. minimal cures exist for dementia and none for cognitive disorders. d. cures exist only for dementia and not cognitive disorders.
Treatment for child neglect focuses on ____
a. parents modeling skills for children b. social dominance c. household management d. giving children more chores
Dissection revealed that the brain was made up of many anatomically distinct areas or "parts.". This technique involves
a. linking specific structures in the brain with specific psychological or behavioral functions. b. direct electrical stimulation and activation of brain tissue. c. cutting apart autopsied human and animal brains and examining them under a microscope. d. studying subtle behavioral signs of nervous system dysfunction, including clumsiness, an awkward gait, poor hand-eye coordination, and other perceptual and motor problems.