1. The ileum is the last section of the small intestine in the digestive system.
2. The ileum absorbs nutrients from food that has been partially digested in the stomach and small intestine.
3. The ileum is connected to the large intestine at the ileocecal valve.
4. Crohn's disease often affects the ileum, causing inflammation and ulcers.
5. The ileum is lined with tiny finger-like projections called villi, which increase the surface area for nutrient absorption.
6. Surgical removal of a portion of the ileum may be necessary in cases of severe inflammation or blockage.
7. The ileum plays a crucial role in the absorption of vitamin B12 and bile salts.
8. The ileum is responsible for absorbing the majority of the water and electrolytes from the remaining food particles.
9. The ileum is rich in lymphoid tissue, which plays a key role in the body's immune response.
10. Damage to the ileum can result in malabsorption of nutrients and lead to deficiencies in vitamins and minerals.