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Peristalsis

Intestinal motility

Peristalsis is a series of muscle contractions. These contractions occur in your digestive tract. Peristalsis is also seen in the tubes that connect the kidneys to the bladder.

Peristalsis is an automatic and important process. It moves:

Peristalsis is a normal function of the body. It can sometimes be felt in your belly (abdomen) as gas moves along.

Images

Digestive system
Ileus - X-ray of distended bowel and stomach
Ileus - X-ray of bowel distension
Peristalsis

Animation

Peristalsis

Related Information

Bile
Duodenum

References

Hall JE. General principles of gastrointestinal function - motility, nervous control, and blood circulation. In: Hall JE, ed. Guyton and Hall Textbook of Medical Physiology. 13th ed. Philadelphia, PA: Elsevier; 2016:chap 63.

Pandolfino JE, Kahrilas PJ. Esophageal neuromuscular function and motility disorders. In: Feldman M, Friedman LS, Brandt LJ, eds. Sleisenger and Fordtran's Gastrointestinal and Liver Disease. 10th ed. Philadelphia, PA: Elsevier Saunders; 2016:chap 43.

Suchy FJ. Hepatobiliary function. In: Boron WF, Boulpaep EL, eds. Medical Physiology. 3rd ed. Philadelphia, PA: Elsevier; 2017:chap 46.

Weiss RM, Martin DT. Physiology and pharmacology of the renal pelvis and ureter. In: Wein AJ, Kavoussi LR, Partin AW, Peters CA, eds. Campbell-Walsh Urology. 11th ed. Philadelphia, PA: Elsevier; 2016:chap 43.

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Review Date: 6/28/2018  

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