Valves to Ensure Unidirectional Blood Flow Your left atrium receives oxygenated blood from the lungs, which is then pumped into the left ventricle from where it moves into the aorta and then to the different parts of your body. Deoxygenated blood enters your heart through the right atria from where the blood moves into the right ventricle first and then to the lungs through the pulmonary artery.The upper chambers of your heart are atria, whereas the lower chambers are ventricles.There are four chambers in your heart that are left atrium, right atrium, left ventricle, and right ventricle. It beats approximately 72 times per minute, and pumps oxygenated blood to different parts of the body.
The heart, one of the most significant organs in the human body, is a muscular pump, which pumps blood throughout the body. It is located between the lungs, in the middle of the chest, behind and slightly to the left of the breast bone. The shape of the human heart is like an upside-down pear, weighing between 7-15 ounces, and is little larger than the size of the fist. Four Chambers of the Heart and Blood Circulation Keep reading to learn more about how your heart works.
It provides information about different chambers of the heart and valves that help transfer blood from one part of your heart to another. The function of heart is quite complex, but you can understand things better through the heart diagram labeled below. Heart is a vital organ that you cannot live without.
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