Create a chart of veins: list the name of the vein, drains into (major veins), major tributaries, and organ/region drained: external jugular, internal jugular veins, brachiocephalic veins, radial veins, ulnar veins, brachial veins, basilic veins, axillary veins, cephalic vein, azygos vein, hepatic portal vein, hepatic sinusoids, hepatic portal system, hepatic veins, tibial veins, popliteal veins, femoral veins, external iliac veins, small saphenous vein, great saphenous vein, internal iliac veins, & common iliac veins. .