How the Heart Works

The respiratory and circulatory systems are very important disassociate of the body. To desexualiseher, they work in many different ways. The heart is a hollow muscular organ. Its the main part of the circulatory system. It is used to help pump blood into rest of the body. It is define behind the sternum, in-between the two lungs. The lungs are a suit of organs that are part of the respiratory system. The right lung has ternion lobes and because the diaphragm is higher up on the right governance to make room for the liver, is wider and shorter than the remaining over(p) lung. The left lung is thinner and long than the right, because there is a notch for the heart to fit. When blood flows from the left ventricle to the rest the body, except for the lungs, and rump to the right atrium, is called dictatorial circulation. This system carries nutrients and oxygen to body tissues and to remove carbon dioxide and otherwise wastes from the tissues. All systematic arteries a re branched from the aorta. Blood comes ass to the heart through the general vein. All of the veins in the systemic system flow into either the superior or lacking(p) vena cava. Then they empty into the right atrium. When the right atrium is fast with blood, the valve opens and the blood goes into the right ventricle.

It pumps the blood through the pulmonary arteries an consequently into the lungs. The pulmonary artery splits. Some of the blood goes into the left lung, and neighboring to blood goes into the right lung. The oxygen and carbon dioxide exchange takes prove in the alveoli. Alveoli are little s acs at the end of the bronchial tubes. Each ! alveolus is served by tiny blood vessels called capillaries. atomic number 8 in the alveolus crosses the... If you want to get a broad essay, order it on our website: BestEssayCheap.com

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