Multiple Choice
Placebo pain relief appears to work through endorphin circuitry,namely ___.
A) blocking endorphin receptors in the periacqueductal gray
B) inhibiting the release of substance P in the periacqueductal gray
C) facilitating the release of endorphins in the spinal cord
D) facilitating the release of endorphins in the periacqueductal gray
Correct Answer:

Verified
Correct Answer:
Verified
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