Caecum - Anatomy & Physiology

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Introduction

The caecum is a diverticulum of the large intestine. It consists of a base, body and apex.

Structure

Function

Vasculature

Innervation

Lymphatics

Histology

Species Differences

Canine

  • On the right side of the abdomen.
  • Unique because it has no direct connection to the ileum.
  • Short and held in a spiral shape against the ileum by the ileocaecal fold.

Ruminant

  • On the right side of the abdomen.

Horse

  • On the right side of the abdomen.
  • Very large, roughly 1m in length with a 30L capacity.
  • Apex lies on the ventral body wall.

Pig

  • On the left side of the abdomen.

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