Tactile disk

Definition

noun

A single sensory nerve ending characterized by a terminal cuplike, expanded tip that is in contact with the base of a single specialized epithelial cell in the epidermis. It functions by receiving touch, pressure, and texture, and relaying the information to the brain.


Supplement

This nerve ending is a mechanoreceptor found in the skin and mucosa of the vertebrates and in the dermis of birds.


Synonym(s):

See also:

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