Explain briefly the following:
Alveolar air

Explanation

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

1. **Definition of Alveolar Air**: Alveolar air is the air found in the alveoli, which are tiny air sacs in the lungs that facilitate gas exchange.

2. **Location**: Alveolar air is located in the respiratory parts of the lungs, specifically within the alveoli.

3. **Function**: The primary function of alveolar air is to participate in the process of gaseous exchange. This is where oxygen from the air is transferred to the blood, and carbon dioxide from the blood is expelled into the alveoli to be exhaled.

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