What is the path taken by air molecules into and through the nose?

Explanation

To understand the path taken by air molecules into and through the nose, we can break it down into a series of steps:

### Step-by-Step Solution:

1. **Entry Point**: Air enters the body primarily through the **nose** (or alternatively through the mouth). The nose is the preferred route as it is designed to filter, warm, and humidify the incoming air.

2. **Nasal Cavity**: Once air enters through the nostrils, it travels into the **nasal cavity**. This cavity is lined with mucous membranes and tiny hairs (cilia) that help trap dust, pollen, and other particles.

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