How do endorphins work to relieve pain?
A. They activate the release of substance P, closing the pain ‘gate' in the spinal cord.
B. They inhibit the release of substance P, closing the pain ‘gate' in the spinal cord.
C. They activate the release of substance P, opening the pain ‘gate' in the spinal cord.
D. They inhibit the release of substance P, opening the pain ‘gate' in the spinal cord.
Answer: B
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If plastic conducts heat less efficiently than wood does, when we touch something made from plastic we would typically perceive:
a. the plastic object as feeling colder than a wooden object of the same temperature b. plastic and wooden objects as feeling equally cool to the touch c. pain when we touch plastic objects but not when we touch wooden objects d. the wooden object as feeling colder than a plastic object of the same temperature
Think back to Festinger and Carlsmith's (1959) classic study on cognitive dissonance. As compared to participants who were paid $20 for doing a boring task, those participants who were paid $1 for doing the same task:
a) liked the task more. b) liked the task less. c) liked the task equally as much. d) were less likely to tell their friends to do the task.
In order for an object to pass from point A to point B, it must first traverse half the distance between those two points, and then half of the remaining distance, and so forth. Therefore A can never logically reach point B. This scenario best illustrates:
a. ?the relativity of truth b. ?philosophical inconsistency c. ?a Kuhnian paradigm clash d. ?Zeno's paradox
Isaac is the child of gay fathers. Isaac will probably have __________ children of heterosexual parents
A) fewer mental health problems than B) similar gender-role behavior as C) better peer relations than D) poorer quality of life than