The Importance Of The Heart

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Question: 4, 6 There are 78 organs in the human body in total, 12 organ systems, and 5 organs that are vital to our existence. Although the heart comes in at a close second to the most essential organ in our body (the brain), the role that it plays in or life is why it lands itself on the list of vital organs. So, what makes the heart so important to our survival? Located between the lungs and the middle of the chest the heart is no bigger than the size of a human fist. The main job of the heart is pump blood to all the other organs, tissues and cells in the body. This is an extremely important job because blood delivers oxygen and nutrients that every cell needs. The blood also helps in the removing of dangerous waste that can be harmful …show more content…
Now you know why the heart is so significant, one more important question remains, “how does it do it?” To understand that, we first need to know a little about the structure of the heart, the heart has four chambers or “rooms”. The atria, are the two upper chambers that collect blood as it flows into the heart, and the ventricles are the two lower chambers that pump blood out of the heart to the lungs or other parts of the body. It has four valves, the tricuspid valves is in the right side of the heart, between the right atrium and the …show more content…
To the fun fact that “the heart creates enough energy to drive a truck 20 miles”, but even with it’s wonderful works the heart is not immune to infections are diseases. In fact, ever year more then 600,000 people, that is 1 in every 4 persons dies from a form of heart disease making it the number one killer in the United States. The main types of Cardiovascular Disease (CVD) are hypertension also known as the “silent killer”, is the sustained elevated blood pressure. More then 1 in 3 adults are diagnosed each year with Hypertension. One of the biggest in indication of hypertension or high blood pressure is systolic blood pressure (the number on the top): the pressure of blood in the arties when the heart muscles contract and the diastolic (the number on the bottom) blood pressure which is the pressure of the blood on the arties when the heart muscles are relaxed. This is the measurement, of the blood pressure often viewed as 120/80, which are the normal resting ranges for systolic and diastolic blood pressure. A number higher then 120 such as 130/ 89 places a person in a prehypertension zone making it more likely that they will developed the disease and a reading 140/90 or higher is begin clinically diagnosed with hypertension. Other common form of CVD is Atherosclerosis: the thickening and

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