Musculus arrector pilorum
DefinitionThis section has been translated automatically.
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".
HistologyThis section has been translated automatically.
Smooth muscle cells with fusiform nuclei, myofibrils.