What is the function of goblet cells in the trachea?

Goblet cells in the trachea play a crucial role by producing mucus. Mucus is essential for trapping dust, pathogens, and other particles that enter the respiratory tract. This protective function helps to keep the airways clear and maintains overall respiratory health. The mucus produced by goblet cells coats the epithelial surface of the trachea, facilitating the movement of cilia, which then helps to sweep the mucus and trapped particles upward towards the throat for expulsion or swallowing.

The production of mucus by goblet cells is particularly important in the trachea, as it helps to humidify the air as it travels to the lungs and provides a defensive barrier against irritants and infections. Therefore, this function of mucus production by goblet cells is essential for maintaining an effective and efficient respiratory system.