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Thorax Anatomy (Breast (Structure (Lobes (15-20 (Alveolar sacs…

- - - - Alveolar sacs
        
        Myoepithelial cells
      - Ducts
  - - - Lateral
        
        Follow lateral thoracic artery, dump to axillary vein
      - Medial
        
        Follow internal thoracic artery, dump to subclavian vein
    - - Lateral
        
        Subareolar plexus, drains along lateral thoracic veins to axillary and supraclavicular lymph nodes
      - Medial
        
        Follows internal thoracic artery to drain to parasternal nodes
  - - - Venous
        
        Intercostal vein drain to vertebral plexus
      - Lympathic
    - - Modified radical
      - Radical
      - Simple (total)
      - Lumpectomy
- - - - Tubercle
        
        Articular part
        
        Non articular part
      - Costal angle
      - Head
        
        Superior facet
        
        Synovial joint
        
        Inferior facet
      - Shaft
      - Costal groove
- - - - Inspiration
    - - Expiration
    - - Phrenic nerve innervation
  - - - Pectoralis major
        
        Clavicular
        
        Sternocostal
    - - Pectoralis minor
      - Serratus anterior
      - Subclavius
- - - - Diaphragmatic pleura
      - Costal pleura
      - Cervical pleura
      - Mediastinal pleura
    - - Costodiaphragmatic recess
        
        8-10 rib
      - Costomediastinal recess (left pleura only)
        
        4-6 rib, cardiac notch
  - - - Great vessels
    - - Middle
        
        Phrenic nerves
        
        Pericardiophrenic vessels
        
        Heart
        
        Pericardium
        
        Parietal= fibrous
        
        Visceral= serous
      - Posterior
        
        Thoracic sympathetic chain
        
        Descending aorta
        
        Thoracic duct
      - Anterior
        
        Thymus