Histology Flashcards
What is respiratory epithelium?
Pseudostratified ciliated columnar epithelium with goblet cells
What epithelium lines the nasal cavity vestibule?
Keratinised stratified squamous
What are the walls of the larynx made of?
Cartilage and muscle covered with resp epithelium (except vocal cords - stratified squamous)
What shape are the cartilage rings around the trachea?
C shaped
What epithelium is present in terminal bronchioles?
Cuboidal with
Non-ciliated club/Clara cells
What is the role of Clara cells?
Stem cells
Detox
Immune modulation
Produce compound similar to surfactant
What cells are found in respiratory bronchioles and the alveoli?
Type i alveolar cells
What is the structure of type i alveolar cells?
Simple squamous
Permeable to gas
What shape are type ii alveolar cells and what is their function?
Polygonal
Contain surfactant