Arrector pili muscle
The arrector pili muscles, also known as hair erector muscles, are small muscles attached to hair follicles in mammals. Contraction of these muscles causes the hairs to stand on end, known colloquially as goose bumps (piloerection).
| Details | |
|---|---|
| Nerve | Sympathetic postganglionic nerve fibers |
| Identifiers | |
| TA98 | A16.0.00.024 |
| TA2 | 7051 |
| TH | H3.12.00.3.01041 |
| FMA | 67821 |
| Anatomical terms of muscle | |
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