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Which of the following technologies had the LEAST influential effect on American life?
Papillary Muscles
Muscular projections in the heart ventricles that attach to the cusps of the atrioventricular valves via the chordae tendineae, playing a role in valve function.
Left Ventricle
The chamber of the heart that receives oxygenated blood from the left atrium and pumps it out through the aorta to circulate oxygen-rich blood throughout the body.
Aorta
The largest artery in the body, which carries oxygen-rich blood from the left ventricle of the heart to various parts of the body.
Pulmonary Arteries
The blood vessels that transport blood lacking oxygen from the heart to the lungs to be oxygenated.
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