Explain the process of inspiration under normal conditions.

Explanation

### Step-by-Step Solution for the Process of Inspiration Under Normal Conditions

1. **Definition of Inspiration**:
- Inspiration, also known as inhalation, is the process through which air is brought into the lungs from the external environment.

**Hint**: Remember that inspiration is the act of inhaling air, which is essential for respiration.

2. **Creation of Pressure Gradient**:
...