Somatosensory perception

Weber-Fechner law
$$S=K log\frac{S}{S_0}$$

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Epicritic Senses
Topognosis, Vibration, Two point discrimination,Stereognosis

Receptors
Proprioception mechanoreceptors:
 * Muscle spindles
 * Golgi Tendon organs
 * Joint capsules

Other: Hair follicle receptor, Field receptor

Dorsal column& Medial Lemniscus System

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Protopathic Senses
pain, temperature

Receptors

 * Cold receptors
 * Warm receptors
 * Nociceptors:
 * Mechanical
 * Thermal
 * Polymodal

Anterolateral Systems

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