The aorta, the body's largest blood vessel, is almost the diameter of a garden hose. A network of coronary arteries, each about as thick as a strand of spaghetti, emerges from the aorta. These arteries branch into smaller and smaller vessels that eventually penetrate the heart muscle, supplying it with oxygen and nutrients.
The aorta, the body's largest blood vessel, is almost the diameter
of a garden hose. A network of coronary arteries, each about as
thick as a strand of spaghetti, emerges from the aorta. These
arteries branch into smaller and smaller vessels...
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