Histology Flashcards
1
Q
Respiratory epithelium
A
Pseudostratified ciliated columnar epithelium
2
Q
Goblet cells
A
Glandular, modified simple columnar epithelium
- Produce and secrete mucins
3
Q
Mucous glands
A
In lamina propria
4
Q
Extrapulmonary tubes
A
- Mucosa
- Submucosa
- Cartilagenous layer: Hyaline (elastin)
- Adventitia
5
Q
Intrapulmonary bronchus
A
Similar to extrapulmonary tubes
- Decreasing cartilage, glands and goblet cells
6
Q
Bronchioles
A
Diameter: 1mm or less
Ciliated columnar or cuboidal epithelium with smooth muscle
- No cartilage
- No glands
- No goblet cells
7
Q
Alveoli
A
Collagen and elastic fibres in wall
- Type I pneumocytes
- Type II pneumocystis
- Macrophages: innate immune system
