GIT-PARASYMPATHETIC SUPPLY
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SUMMARY
Increases gut motility, stimulates secretion, relaxes sphincters.
1. Vagus: parasympathetic (PS) supply from oesophagus to 2/3 of transverse colon.
2. Minimal PS innervation to the small intestine.
3. Pelvic nerve (S2-S4): PS supply from distal 1/3 transverse colon to rectum.
Reference(s)
Barrett, K.E., Barman, S.M., Boitano, S., Brooks, H.L., Weitz, M., Brian Patrick Kearns, Ganong, W.F. and Mcgraw-Hill Education (Firm (2016). Ganong’s review of medical physiology. 25th ed. New York: Mcgraw Hill Education.
Hall, J.E. and Hall, M.E. (2020). Guyton And Hall Textbook Of Medical Physiology. 14th ed. S.L.: Elsevier - Health Science.
West, J.B. and Luks, A.M. (2021). West’s Pulmonary Pathophysiology. Lippincott Williams & Wilkins.
