What happens to all the non air stuff like dust, pollen, other particles that we inhale into our lungs, where does it go?

Question

What happens to all the non air stuff like dust, pollen, other particles that we inhale into our lungs, where does it go?

In: 18

Answer 1

Whatever isn’t captured in the nose or mouth sticks to the sides of our airway. Small wiggly hairs called cillia gradually move these particles to the throat where we either swallow them or cough them out.