Name the layers through which the exchange of gases takes place in the lungs.

Explanation

To answer the question regarding the layers through which the exchange of gases takes place in the lungs, we can break down the process step by step:

### Step-by-Step Solution:

1. **Identify the Primary Site of Gas Exchange**:
The primary site for gas exchange in the lungs is the **alveoli**. These are tiny, balloon-like structures that are essential for the respiratory process.

2. **Understand the Structure of Alveoli**:
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