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   Ψ  The outermost layer of the skin has no sensory receptors.
   Ψ  The sense of touch comes from a half-dozen miniature sensors located in the inner layers of the skin. Major sensors include; hair receptors, free nerve endings & Pacinian corpuscles.
   Ψ  The somatosensory cortex which is located in the parietal lobe of the brain transforms nerve impulses into the sensations of touch, temperature & pain.

General Psychology
Robert C. Gates