Musculus arrector pilorum

Author: Prof. Dr. med. Peter Altmeyer

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Last updated on: 29.10.2020

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Definition
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Smooth hair muscle, which runs diagonally to the epidermis in the upper corium and inserts in the area of the hair follicle below the sebaceous gland. Contraction of the muscle causes "goose bumps".

Histology
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Smooth muscle cells with fusiform nuclei, myofibrils.

Outgoing links (1)

Dermis;

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Last updated on: 29.10.2020