What is compound epithelium ? What are their main function ?

Explanation

**Step-by-Step Text Solution:**

1. **Definition of Compound Epithelium:**
- Compound epithelium is a type of epithelial tissue that consists of multiple layers of cells. Unlike simple epithelium, which has only a single layer, compound epithelium is characterized by its stratified structure.

2. **Location and Role:**
- The compound epithelium is typically found as the outermost layer of various organs and surfaces in the body. Its primary role is to provide a protective barrier.

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