Thoracic cavity

Anterior mediastinum

Esophagus (in mediastinum)

Heart (in mediastinum)

Left lung

Left main brochus

Left pulmonary artery

Left pulmonary vein

Parietal pleura

Pericardial membranes

Pleural cavity

Pulmonary tract

Right lung

Sternum

Thoracic wall

Vertebra

Visceral pleura