Which theory of pain suggests that there are mechanisms in the spinal cord that can either "permit" or "block" pain messages from getting to the brain?
a. Nociceptive reduction theory
b. Neuropathic blocking theory
c. Spinal inhibition theory
d. Gate-control theory
Answer: D
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. The age at which children of all sexual orientations report first awareness of sexual attractions is:
a. 12. b. there is no single age at which awareness is reported. c. 9. d. 8 for boys, 10 for girls.
Which of the following terms refers to a small indentation in the retina that contains cones?
a. iris b. cornea c. fovea d. lens
Which approach is nondeterministic?
A) Behaviorist B) Biological C) Existential D) Psychoanalytic E) Neo-analytic
Regarding drug-taking behavior, which of the following statements is FALSE?
a. Some drugs have a higher potential for abuse than others. b. Short-term drug use based on curiosity is classified as social-recreational use. c. The abuse of more than one drug at the same time is referred to as polydrug use. d. Some people remain social drinkers for life, whereas others become alcoholics within weeks of taking their first drink.