Cells in this membrane, called goblet cells, release mucus to help prevent microorganisms and debris from entering the lungs. The trachea is also lined with tiny hair-like structures called cilia.

Goblet cells produce mucus which traps dust, dirt and bacteria to prevent them entering the lungs. Cilia are small hairs which beat to push the mucus back up the trachea so it can be swallowed and ...

In the former he found that the bronchial epithelium contained more goblet cells, shorter cilia ... The method used by me was modified from that described by Corssen and Allen. 22 From the trachea ...

A goblet cell is shaped like a medieval goblet, and it is not covered with cilia. Goblet cells and other secretory cells also release a range of proteins, salts, fats, and immune molecules that ...

A team of scientists created them using human cells from the trachea. Part of the reason why they used those cells is because they are covered with cilia, or tiny, hair-like projections.