Copy General introduction of the veins Vessel which return the blood back to atrium No pulsation, veneous blood, metabolic material dark red color With thin wall, less elasticity large irregular cavity With venous valve especially in lower limb, anastomose to form venous network or plexus Superficial(subcutaneous)vein common used to clinic puncture deep(accompanied) vein Artery -branch; vein-tributary Copy Right- Hongqi ZHANG-Department of Anatomy-Fudan UniversityCopy Right- Hongqi ZHANG-Department of Anatomy-Fudan University Copy Right- Hongqi ZHANG-Department of Anatomy-Fudan University Vessel which return the blood back to atrium No pulsation,veneous blood, metabolic material, dark red color With thin wall, less elasticity & large irregular cavity With venous valve especially in lower limb, anastomose to form venous network or plexus Superficial (subcutaneous) vein common used to clinic puncture & deep (accompanied) vein Artery - branch; vein-tributary General introduction of the veins