The idea that pain signals must pass through a type of "doorway" in the spinal cord is referred to as the
A) opponent-process theory of pain.
B) revolving door theory of pain.
C) substance P theory of pain.
D) gate-control theory of pain.
E) Capsaicin theory.

Question

Quizplus · Accepted Answer

The concept that pain signals must pass through a "gate" or "doorway" in the spinal cord before being sent to the brain is known as the gate-control theory of pain. This theory suggests that non-painful input, such as messages carried by large nerve fibers, can close the "gate" to painful input, preventing or lessening the sensation of pain. This theory was first proposed in the mid-1960s by Ronald Melzack and Patrick Wall.

The Idea That Pain Signals Must Pass Through a Type