Flashcards in Histology: Respiratory System Deck (11)
What are the layers of the trachea?
- Hyaline Cartilage - C-shaped
What types of cells are found in the tracheal mucosa?
Ciliated pseudostratified columnar epithelium
Which of the bronchi is larger?
Right is wider and more vertical than the left
What are the layers of the primary bronchi?
Similar to trachea:
- Hyaline Cartilage
What are the layers of the secondary and tertiary bronchi?
- Hyaline Cartilage - cartilage plates
What are the layers of the bronchioles?
- Mucosa - Clara cells with no cilia which replace the goblet cells
- Smooth Muscle
What is missing in the bronchioles that is in the bronchi?
What are dust cells?
Which area of the bronchus is predominantly effected by asthma?
Function of Clara Cells
This cell secretes glycosaminoglycans to protect the bronchiole lining.