Peyer's patches are found in

Options

A. Small intestine
B. Large intestine
C. Stomach
D. Vermiform appendix

Answer

**Step-by-Step Solution:**

1. **Understanding Peyer's Patches**: Begin by recognizing what Peyer's patches are. They are clusters of lymphatic tissue that play a crucial role in the immune response within the gut.

2. **Identifying the Location**: Peyer's patches are specifically associated with the gut-associated lymphoid tissue (GALT). This tissue is part of the immune system and is found in various parts of the gastrointestinal tract.

3. **Narrowing Down the Options**:
- **Small Intestine**: This is where Peyer's patches are primarily located.
- **Large Intestine**: While it has lymphoid tissues, it does not contain Peyer's patches.
- **Stomach**: The stomach does not have Peyer's patches.
- **Vermiform Appendix**: Although it contains lymphoid tissue, it is not the primary site for Peyer's patches.

4. **Specific Location in the Small Intestine**: Within the small intestine, Peyer's patches are predominantly found in the ileum, which is the final section of the small intestine.

5. **Conclusion**: Based on the information gathered, the correct answer to the question "Peyer's patches are found in" is the **small intestine**.

**Final Answer**: Peyer's patches are found in the **small intestine**.

---