External Sphincter Muscle Of Urethra (Disambiguation)
Constricts urethra, maintains urinary continence. Located in the torso.
- Actions
- constricts urethra, maintains urinary continence
- Origin
- junction of inferior rami of pubis and ischium about 1.25 – 2 cm, and from neighboring fascia
- Insertion
- its fellow of opposite side
- Innervation
- perineal branch of pudendal nerve (S2, S3, S4)