Which theory suggests that input from touch fibers competes with input from pain receptors, possibly preventing pain messages from reaching the brain?
a. ?gate theory
b. ?auxiliary theory
c. ?obstruction theory
d. ?buffer theory
ANSWER:
a
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You go to a beach in Hawaii, and you see the black lava sand, smell the saltwater, hear the waves crashing on the beach, notice the warm sun on your skin, and feel the sand between your toes. The steps involved in coding these sensory stimuli occur in what order?
A. Sensory receptors transform the environmental stimulus into nerve impulses; neural messages are passed through specific nerve pathways; and neural information is interpreted in specialized sensory areas in the brain. B. Neural messages are passed through specific nerve pathways; neural information is interpreted in specialized sensory areas in the brain; and sensory receptors transform the environmental stimulus into nerve impulses. C. Sensory receptors transform the environmental stimulus into nerve impulses; neural information is interpreted in specialized sensory areas in the brain; and neural messages are passed through specific nerve pathways. D. Neural information is interpreted in specialized sensory areas in the brain; sensory receptors transform the environmental stimulus into nerve impulses; and neural messages are passed through specific nerve pathways.
The power of a statistical test refers to its ability to
a. reject false null hypotheses. b. reject false experimental hypotheses. c. reject true null hypotheses. d. reject true experimental hypotheses.
A verification key checks for
a. recording errors b. careless responses c. influence of social desirability d. poor command of language
Researchers have identified three components of bullying; aggression, repetition, and ____
a. anger and hostility toward others b. power imbalance c. larger physical size d. low self-esteem