Psychology / Unit 4 Psych 0449 short lesson, about 20 seconds
The Gate Is Controlled From Above
Captions available
The idea
The spinal pain gate is influenced by signals descending from the brain as well as by sensory input arriving from the body.
In practice
Expecting a painful injection increases the pain reported from an identical needle.
Where people slip
This is why attention, expectation, and mood change pain rather than merely changing how it is described.
Your place on the trail
Every lesson rests on earlier ones and opens later ones. Tap any to jump.
Builds on
Unlocks
- Nothing yet depends on this.
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