Epithelial tissues

 

Epithelial tissue

SOURCE

Features:

- compact arrangement of cells - cells form one or more layers arranged on the basement membrane (the intercellular layer containing protein fibers)

Type of epithelium	Functions	LOCATION
simple squamous epithelium SOURCE	- enables the transport of various substances, e.g. oxygen and carbon dioxide	- alveoli - capillary blood vessels
simple cuboidal epithelium SOURCE	- secretes and absorbs substances - lines the ducts of various glands	- salivary glands,  - nerve tubules
simple columnar epithelium SOURCE	- absorbs and secretes substances	- stomach,  - small intestine
pseudostratified columnar epithelium SOURCE	- lines a large part of the airways,  - the cilia remove contaminants	- respiratory tract,  - trachea,  - nasal cavity,  - bronchi
stratified squamous epithelium SOURCE	- mainly has a protective function	- body surface