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What major artery or vein supplies the head and neck with oxygen rich blood?
All arteries except for the pulmonary artery carry oxygen rich blood. All veins except for the pulmonary vein carry oxygen poor blood. Generally, people think "A" for away from the heart for...
Both. Veins lead to the heart whereas arteries go in the opposite direction. When a blood cell first enters the heart, it is deoxygenated or DO2. After it goes through the Superior Verna Cava (top of...