. The American journal of anatomy . 237 PLATE 9 EXPLANATION OF FIGURE 10 Reconstruction showing the axial veins and lymphatics in a 23 embryo. Collection No. 228. X 100. 2, pre-cardinal vein; 23, archof aorta; 25, jugular lymph sac; 26, dorso-lateral process of the lymph sac; 28,azygos segment of thoracic duct; 29, post-azygos segment of thoracic duct;31, caudal division of the pre-azygos segment of the thoracic duct; 32, sympa-thetic nerve; 33, vagus nerve; 35, jugular vein; 51, azygos vein; 62, dorsal seg-mental vein; 65, sub-hepatic portion of post-cava. 238 VEINS AND LYMPHATICS
. The American journal of anatomy . 237 PLATE 9 EXPLANATION OF FIGURE 10 Reconstruction showing the axial veins and lymphatics in a 23 embryo. Collection No. 228. X 100. 2, pre-cardinal vein; 23, archof aorta; 25, jugular lymph sac; 26, dorso-lateral process of the lymph sac; 28,azygos segment of thoracic duct; 29, post-azygos segment of thoracic duct;31, caudal division of the pre-azygos segment of the thoracic duct; 32, sympa-thetic nerve; 33, vagus nerve; 35, jugular vein; 51, azygos vein; 62, dorsal seg-mental vein; 65, sub-hepatic portion of post-cava. 238 VEINS AND LYMPHATICS IN TRAGULUS FREDERICK PLATE 9. 10 THE AMERICAN JOURNAL OF ANATOMY, VOL. 13, NO. 2 239 PLATE 10 EXPLANATION OF FIGURE 11 A, B, and C. Three serial sections showing the manner in which the leftjugulo-sub-clavian tap of the lymph sac is made in a 23 mm. Tragulus No. 228. X 100. 26a, dorsal descending process of the lymph sac(thoracic duct approach); 27, ventral descending process of the lymph sac (broncho-mediastina approach); 52, jugulo-sub-clavian approach; 53, confluence of thejugular veins; 54, thymus; 55, thyro-cervical artery; 56, sub-clavian vein; 63,ventral prolongation of the jugulo-sub-clavian approach. The relations of thestructure marked 52 in the three figures indicate the manner in which the second-ary connection between the lymph sac and the venous system is made. 240 VEINS AND LYMPHATICS IN TRAGULUS FREDERICK TILNEY PLATE 10
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectanatomy, bookyear1912
