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Because it has to face the Total Peripheral resistance that is created by the arterioles, and overcome that resistance to pump blood.
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Earn +20 ptsQ: Why is the aorta the thickest blood vessel?
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What is the thick walled blood vessels?
veins
What is the thickest artery in the body?
abdominal aorta actually the ascending and descending aorta from the heart is slightly larger...the abdominal is just a continuation of that vessel.
From what blood vessel does the blood that flows through the grafted blood vessel come?
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What is the biggest blood vessel?
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What is major blood vessel?
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What is the largest blood vessel in the abdomen?
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What is the largest blood vessel in your body?
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A large blood vessel that carries blood from the heart?
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