gate control system

anatomy

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In pain: Theories of pain
…in 1965 proposed the so-called gate control theory of pain. According to gate control theory, the perception of pain depends on a neural mechanism in the substantia gelatinosa layer of the dorsal horn of the spinal cord. The mechanism acts as a synaptic gate that modulates the pain sensation from…
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In human sensory reception: Tactile psychophysics
According to one theory, a gate control system in the spinal cord modulates sensory input from the skin to determine whether the input is perceived as painful. This theoretical formulation also may account for moment-to-moment fluctuations in the intensity of perceived pain despite the absence of any stimulus change. Such…
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