The first influential theory to emphasize that central circuits can block incoming pain signals before they reach the brain was the
A) endorphin theory.
B) gate-control theory.
C) duplexity theory.
D) dopamine theory.
E) pain-inhibition theory.

Question

Quizplus · Accepted Answer

The gate-control theory was the first theory to propose that there is a "gate" in the spinal cord that can block or allow pain signals to pass through to the brain. This theory emphasizes the role of central circuits in inhibiting incoming pain signals before they reach the brain.

The First Influential Theory to Emphasize That Central Circuits Can