The duramater and piamater are referred as

Options

A. peritoneal epithelium
B. serosa
C. endothelium
D. meninges

Answer

**Step-by-Step Solution:**

1. **Identify the Structures**: The question asks about the duramater and piamater. These are two of the three layers of the meninges that cover the brain and spinal cord.

2. **Understand the Meninges**: The meninges consist of three layers:
- **Dura Mater**: The outermost layer, which is tough and protective.
- **Arachnoid Mater**: The middle layer, which is web-like.
- **Pia Mater**: The innermost layer, which is delicate and closely adheres to the surface of the brain and spinal cord.

3. **Determine the Correct Term**: The question provides four options: peritoneal epithelium, serosa, androthelium, and meninges. Among these, the term that encompasses both the dura mater and pia mater is "meninges".

4. **Conclusion**: Therefore, the duramater and piamater are referred to as "meninges".

**Final Answer**: The duramater and piamater are referred to as meninges.

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