The document discusses the anatomy of the lung and surrounding structures. It describes the location of the lung between the 8th and 10th ribs, and notes injuries can involve just the lung or both the lung and surrounding pleura. It also outlines the cardiac notch between the 4th and 5th ribs that can be used for pericardial puncture, and mentions the hilum is the area where segmental bronchi and arteries enter and exit the lung to supply functionally independent sections.

2. The airway

3. The lung

4. The lung

5. The lung

7. Base of the lung

10. *Above the 8th rib *Between the 8th & 10th rib
Injury of the lung&pleura Injury of the pleura

11. Cardiac notch
• Medial end of 4th &5th ics.
• Pericardial puncture

12. Mediastinal relationships

15. The hilum

16. • Area of lung supplied
by: -segmental
bronchus -segmental
branch of pulmonary artery
• Functionally
independent seperated
by CT septa