17 Respiratory system

17 Respiratory system
- Trachea
  - epithelium
    Attributes
    Name Value
    epithelium pseudostratified ciliated columnar
    - cells
      ciliated cells
      mucous cells
      basal cells
      serous cells
      type 1 brush cells
      intermediary cells (type 2 brush)
      Clara cells
      endocrine (Pa) cells
      - ciliated
      - mucous
        
        mucus on cilia
      - basal
        
        progenitor
      - serous
        
        serous secretion around cilia
      - brush 1
        
        microvilli
        
        receptor and absorption?
      - intermediary
        
        immature
      - Clara
        
        surfactant
      - endocrine
        
        APUD
  - lamina propria
    - loose connective tissue
    - elastic fibers
    - elastic membrane
  - submucosa
    Attributes
    Name Value
    glands mucoserous
    - tracheal glands
      Attributes
      Name Value
      glands mucoserous
      - mucous secreting acini
      - serous acini
  - cartilage
    - hyaline
      - fibrous with age
  - muscle
    - between free ends C-shaped cartilage
  - adventitia
- Lung
  - pleura
    Attributes
    Name Value
    epithelium mesothelium
    - pulmonary
    - parietal
  - bronchi
  - bronchiole
  - respiratory bronchiole
  - ductuli alveolares
  - sacculae alveolares
  - alveoli
  - fibers
    - elastic
- Nostril
  - skin
    - external
      - hypodermis
      - hair
        
        vellus
        
        short
        
        fine
        
        light
      - glands
        
        sebaceous
        
        sebum
    - vestibulum
      - hypodermis
      - hair
        
        vibrassae
        
        long
        
        coarse
        
        dark
      - glands
        
        sebaceous
        
        sticky
  - muscle
  - cartilage
    - hyaline
- Olfactory epithelium
  - macroscopic
    - nasal septum
    - conchae
    - nasal cavities
  - microscopic
    - olfactory epithelium
      Attributes
      Name Value
      epithelium pseudostratified columnar
      - Cells
        olfactory
        sustentacular
        basal
        
        olfactory
        
        sustentacular
        
        basal
      - connective tissue
    - lamina propria
      - dense collagenous connective tissue
      - rests on periosteum
    - glands
      - Bowman's glands
        =tubuloalveolar
- Epiglottis
  - anterior
    abrasion during swallowing
    - epithelium
      Attributes
      Name Value
      epithelium stratified squamous nonkeratinized
    - mucosa
  - posterior
    protected surface
    - epithelium
      Attributes
      Name Value
      epithelium pseudostratified ciliated columnar
    - mucosa
  - lamina propria
    - mucous glands with serous acini
  - cartilage
    Attributes
    Name Value
    type elastic
    - elastic and flexible