MICROANATOMY

Detailed explanation-1: -Ciliated pseudostratified columnar epithelia is the type of respiratory epithelium found in the linings of the trachea as well as other respiratory tract, which allows filtering and humidification of incoming air.

Detailed explanation-2: -Mucosa and sub-mucosa of Trachea The respiratory mucosa is made up of the epithelium and supporting lamina propria). The epithelium is tall columnar pseudostratified with cilia and goblet cells.

Detailed explanation-3: -Pseudostratified epithelium is also sometimes referred to as respiratory epithelium, since ciliated pseudostratified columnar epithelia is mainly found in the larger respiratory airways of the nasal cavity, trachea and bronchi.

Detailed explanation-4: -Location of Pseudostratified Columnar Epithelium The pseudostratified columnar epithelium is present on the internal surface of the upper respiratory tract, including nasal passages and the lower respiratory tract, including the trachea and the bronchi.