To know Macrophages

 Macrophages are a type of white blood cell

Detailed Explanation:
1. Classification of White Blood Cells:
- Granulocytes: Include neutrophils, eosinophils, and basophils.
- Agranulocytes: Include lymphocytes and monocytes.

2. Origin of Macrophages:
- Macrophages are derived from monocytes, which fall under the category of agranulocytes.

3. Function:
- Macrophages play a role in the immune system by engulfing and clearing pathogens, cellular debris, and participating in antigen presentation and immune regulation.

Summary:
Macrophages are a type of white blood cell, specifically derived from the differentiation of monocytes.