1.

Choose correct statement for human: (1) Arteries always carry oxygenated blood while veins always carry deoxygenated blood. (2) Arteries are provide with valves while veins are devoid of valves. (3) Arteries always carry blood away from heart, while veins always carry blood towards the heart. (4) Venous blood is returned to left auricle.

Answer»

(3) Arteries always carry blood away from heart, while veins always carry blood towards the heart.  



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