Lecture Notes - Lungs and Mediastina

The Lab Overview, a narrated PowerPoint presentation, is available on the web (password protected).

1. Lung

   Apex
   Base (diaphragmatic surface)
   Fissures (interlobar)
   

   Oblique
   

   Horizontal (right lung only)
   Hilum
   Pulmonary ligament
   Lobes
   

   Right lung
   

        Superior lobe
   

        Middle lobe
   

        Inferior lobe
   

   Left lung
   

        Superior lobe
   

             Inferior (lingular) division
   

        Inferior lobe
   

        Cardiac notch
   Surface projection of lungs, fissures, pleura

2. Trachea & bronchial tree

   Tracheal bifurcation
   Carina
   I° (Main right & left) bronchi
   II° (Lobar) bronchi
   III° (Segmental) bronchi
   

   Bronchopulmonary segments
   

        Superior segment of inferior lobe (right & left)

3. Vessels of the lungs and superior mediastinum

   Aortic arch
   

   Brachiocephalic trunk
   

   Left common carotid a.
   

   Left subclavian a.
   Pulmonary aa. & vv.
   Bronchial aa. & vv.
   Azygos vein (arch)
   Brachiocephalic vv.
   

   Thymic vv.
   

   Inferior thyroid v.
   

   Internal thoracic vv. & aa.
   

   Left superior intercostal v.
   Superior vena cava (SVC)

4. Lymphatics

   (Intra) Pulmonary
   Bronchopulmonary
   Tracheobronchial
   

   Superior & inferior
   Paratracheal
   Bronchomediastinal trunk
   Thoracic duct

5. Nerves

   Pulmonary plexuses
   Esophageal plexus
   Cardiac plexus
   Phrenic n. - anterior to root of lung
   Vagus n. - posterior to root of lung
   Thoracic sympathetic trunk
      Thoracic ganglia
      Cervicothoracic (stellate) ganglion
      White & gray rami communicantes
      Greater thoracic splanchnic nn.

6. Landmarks and osteology

   Posterior mediasinum (definition and boundaries)

7. Viscera of the posterior mediastinum

   Esophagus

8. Vessels of the posterior mediastinum

   Descending aorta
      Visceral branches
         Bronchial aa.
         Esophageal aa.
      Parietal branches
         Posterior intercostal aa. (3-11)
         Posterior branches of posterior intercostal aa.
         Subcostal aa. (12)
   Azygos venous system & associated veins
      Azygos v.
      Hemiazygos v.
      Accessory hemiazygos v.
      Superior intercostal vv. (left & right)
      Posterior intercostal vv. (segmentals)