AMES, Iowa – You’re in the middle of the aorta, the body’s pipeline for oxygen-rich blood, looking back toward the heart’s primary pump, the left ventricle. The ventricle muscle contracts and the ...

AMES, Iowa - You're in the middle of the aorta, the body's pipeline for oxygen-rich blood, looking back toward the heart's primary pump, the left ventricle. The ventricle muscle contracts and the ...