Human Anatomy
Human Anatomy
9th Edition
ISBN: 9780135168059
Author: Marieb, Elaine Nicpon, Brady, Patricia, Mallatt, Jon
Publisher: Pearson Education, Inc.,
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Chapter 15, Problem 3CRCAQ
Summary Introduction

To review:

The absence of pain in case of a tear in the intestinal mucosa as compared to the feeling of pain in case of a tear in the skin of anus and rectum.

Introduction:

Defecation is the excretion of the undigested food out of the body through the anal opening. The visceral pain displays an atypical characteristic. It is generally observed that a cut or tear in visceral organs do not produce much pain. However, excessive contraction of smooth muscles and stretching can lead to intense pain.

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Human Anatomy

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