Figure 17: Lymph Vessels of the Mediastinum, Pericardium, Diaphragm, Aorta, and Esophagus in the Dog

Figure 17: The entire left lung and almost the entire left thoracic wall with the M. transversus thoracis removed. 1, 1 1^st rib from which a piece is excised; 2 M. longus colli; 3, 3¹, 3² aorta; 4 precardiac mediastinum; 5 pericardium and cardiac mediastinum; 6, 6¹, 6² postcardiac mediastinum; 7, 7¹, 7² diaphragm; 8 esophagus; 9 cranial vena cava; 10 brachiocephalic artery; 11 left subclavian artery; 12, 12 12^th rib from which a piece is excised; 13 13^th rib; 14 costocervical vein; 15 thoracic duct; 16 division point of subclavian vein into axillary vein and jugular vein. a, a¹, a² cranial mediastinal lymph nodes; b left tracheobronchial lymph node; b’ middle tracheobronchial lymph node; c sternal lymph node; d, d¹ lymph vessels that run to the cranial lumbar aortic lymph node; e lymph vessels that enter the abdominal cavity through the diaphragm and open into splenic lymph nodes, gastric lymph node, left hepatic lymph node or the cranial lumbar aortic lymph node; f lymph vessel entering the abdominal cavity with the esophagus; g intercostal lymph node; h one efferent vessel running to the right side and appearing in Figure 18 (10). Source: Dr. Hermann Baum (1918). (This work is in the public domain).