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thin layer beneath dorsolateral fasciculus of lissauer, neurons synapse with 1st order nuerons & send axons to contralateral spinothalmic tracts |
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Substance P, a neuropeptide involved in pain sensibility is found in high concentrations in: |
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Made of small neurons, some will respond to noxious stimuli including the C fibers (AKA Substantia Gelatinosa of Rolando) |
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referred to as nucleus proprius, maininput is from fibers that carry mechanoreceptors and light touch |
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Neurons respond to both noxious and visceral afferent stimuli |
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Deepest layer of the dorsal horn, receives mechanical signals from skin and joints |
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Contains dosal nucleus (Clarke's Column) & intermediolateral horn or nucleus, carries unconscious proprioception |
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represents motor nueron groups in the ventral horn |
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Known as the Gray Commissure, is the smallest area of gray matter surrounding the central canal of the spinal cord |
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