Muscles / Core
Puborectalis
- Core
- Pelvic floor
- Deep layer
Part of Levator ani.
Anatomy
- Origin
- Posterior surfaces of the bodies of the pubic bones
- Insertion
- Forms a U-shaped sling around the anorectal junction with the opposite side
Actions
- Maintains the anorectal angle (fecal continence)
- Relaxes to allow defecation
References (4)
- Standring S, ed. Elsevier. Gray's Anatomy: The Anatomical Basis of Clinical Practice. 42nd ed.
- Dalley AF, Agur AMR. Wolters Kluwer. Moore's Clinically Oriented Anatomy. 9th ed.
- Neumann DA. Elsevier. Kinesiology of the Musculoskeletal System: Foundations for Rehabilitation. 3rd ed.
- Betts JG, Young KA, Wise JA, et al. OpenStax (free, openly licensed textbook). Anatomy and Physiology 2e