Category: P
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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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Parietal association area
Area of the brain that assimilates a large number of sensory inputs.
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Pain asymbolia
Condition, caused by damage to the brain, in which pain is perceived but does not cause suffering.
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Psychological well-being
Ryff’s model that contends that well-being is a product of the six dimensions of self acceptance, positive relations with others, autonomy, environmental mastery, purpose in life, and personal growth.
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Psychological flexibility
The desired goal of acceptance and commitment therapy that represents mindfulness plus commitment/behavior change.