| Question | Answer |
| Caval opening level | T8 |
| Esophageal hiatus level | T10 |
| Aortic hiatus level | T12 |
| Caval opening contents | IVC, right phrenic, right pericardiophrenic artery |
| Esophageal hiatus contents | Esophagus, vagal nerves |
| Aortic hiatus contents | aorta, thoracic duct, azygos, hemiazygos |
| Parietal pleura levels | Sternal - T6
Midclavicular - T8
Midaxillary - T10
Vertebral - T12 |
| Lung levels | Anterior - T6
Midaxillary - T8
Vertebral - T10 |
| Right lung lobes & fissures | Superior, middle, inferior, horizontal fissure, oblique fissure |
| Left lung lobes & fissure | Superior, inferior, oblique fissure |
| Right lung segments | Superior lobe - apical, posterior, anterior
Middle lobe - medial, lateral
Inferior lobe - superior, anterior basal, medial basal, lateral basal, posterior basal |
| Left | Superior lobe - Apicoposterior, anterior, superior lingula, inferior lingula
Inferior lobe - superior, anterior basal, medial basal, lateral basal, posterior basal |