The capacity of a placebo treatment to reduce pain perception is due to
a. release of endorphins in the brain.
b. inactivation of cells in the occipital cortex.
c. the release of naloxone in the spinal cord.
d. damage by needles to skin receptors.
e. B and D are correct.
a. release of endorphins in the brain.
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Dinah took the WAIS last month. The results of the test show her to have an IQ of 123. Dinah's IQ was determined by ____.?
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