Mindblown: a blog about philosophy.
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Signal encoding
Process whereby information is encoded in the pattern of action potential impulses.
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Sensory transduction
The conversion of thermal or other stimuli into electrical impulses.
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Secondary sensory cortex
Region of the brain that performs more complex processing of sensory signals.
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Raphaespinal tract
Pathway that extends from the raphe nuclei to the spinal cord and carries serotonin.
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Primary sensory cortex
Brain region that receives incoming sensory information from the thalamus.
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Primary afferent neuron
Peripheral afferent nerve that transmits information from peripheral receptors to the spinal cord.
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Primary afferent fibers
Incoming sensory fibers entering the spinal cord.
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Peripheral sensitization
Overresponsiveness of peripheral nerves to stimulation.
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Peripheral nerve stimulation
Electrical stimulation of the peripheral nerves in an attempt to reduce pain.
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Periaqueductal gray
Brain stem region that is the source of descending inhibitory pain controls.
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