TRANSPORTATION SYSTEM 



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Fig. 99. — Diagram of human circulation: a, aorta; ca, celiac artery; ch, capillaries of 

 head; ci, capillaries of intestine; clu, capillaries of lungs; civ, capillaries of liver; fv, femoral 

 vein; hv, hepatic vein; ia, iliac artery; I, lacteals (intestinal lymphatics); lea, left carotid 

 artery; Ijv, left internal jugular vein; Isa, left subclavian artery; Isv, left subclavian vein; 

 ly, lymphatic capillaries; pa, pulmonary arteries; par, portal vein; pv, pulmonary veins; 

 rca, right carotid artery; rjv, right internal jugular vein; rid, right lymphatic duct; rsa, 

 right subclavian artery; s, subclavian vein; S7na, superior mesenteric artery; td, thoracic 

 duct; vci, vena cava inferior; vcs, vena cava superior. 



