Human Anatomy: Muscle Groups

Human Anatomy

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Muscle Function & Other Pertinent Medical Information
ORIGIN:Subcutaneous tissue of scrotum, superficial to superficial fascia (Colles)
INSERTION: Skin and midline fibrous septum of scrotum
ACTION:Corrugates scrotal skin
NERVE:Sympathetic fibers from genital branch (L2) of genitofemoral nerve (L1, 2)

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