Cecum

Definition

The cecum is a pouch-like structure of the large intestine situated at the junction of the small and large intestines. It plays a role in absorbing fluids and salts that remain after intestinal digestion and absorption.

5 Must Know Facts For Your Next Test

1. The cecum hosts a diverse community of microbiota crucial for fermenting undigested carbohydrates.
2. It is anatomically located in the lower right quadrant of the abdomen.
3. The appendix extends from the cecum and has immunological functions.
4. Disruptions in the normal microbiota of the cecum can lead to infections or inflammatory conditions like appendicitis.
5. The cecal environment is anaerobic, which supports various obligate anaerobes.

Review Questions

• Where is the cecum located within the digestive system?
• What role does the microbiota in the cecum play?
• How can disruptions in the cecal microbiota affect human health?

Related terms

Appendix:

A small, tube-like structure attached to the cecum with immune functions.

Large Intestine:

A part of the digestive system involved in water absorption and feces formation.

Microbiota:

The community of microorganisms living symbiotically within a particular environment, such as the gut.