the.com/artery
the pressurized superhighway your blood takes when it's running away from your heart.
thick wallsMuscular layers withstand each heartbeat's pressure pulse.
aorta sizeLargest artery rivals a garden hose.
no pulse neededVeins lack the pulse arteries famously deliver.
name originGreeks thought arteries carried air, not blood.
total lengthCombined vessels could circle Earth twice over.