| pilomotor | Moving the hair; denoting the arrectores pilorum muscles of the skin and the postganglionic sympathetic nerve fibres innervating these small smooth muscles. Origin: pilo-+ L. Motor, mover (05 Mar 2000) |
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| pilomotor fibres | Nerve fibre's that innervate the erector muscles of hair follicles responsible for piloerection. (05 Mar 2000) |
| pilomotor reflex | Contraction of the smooth muscle of the skin resulting in "gooseflesh" caused by mild application of a tactile stimulus or by local cooling. (05 Mar 2000) |