How does blood do after wiping ass after defecation

Hemorrhoids are

usually caused by congestion of the anal canal and the venous plexus at the lower end of the rectum. The surface of hemorrhoids is rich in blood vessels. It is easy to rupture by excretion stimulation, causing related discomfort symptoms.

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. Rectal

polyps are raised lesions that occur in the rectal mucosa. When excreta pass, they will also stimulate the surface of the polyps, causing blood vessel rupture and bleeding, thus causing the above abnormal conditions.