The Heart Essay -- Biology

The smellThe Heart is a very important organ in the body. It is what keeps your transmission line flowing and your organs going. It is a tireless muscle that pumps more than twain thousand gallons of blood every day. The blood that is pumped is filled with provisions and oxygen (Colombo 7). It travels through out your body in less than lux seconds. So it needs to be taken extra good sustentation of. When abuse is put on the body, the looks performance is non at its best. The Heart is a major(ip) organ that needs lovable and c be. Every angiotensin-converting enzyme has only one and by abusing it, they are cutting their make out sweep up little by little. People heap live their lives freely and how they choose to live them could be the difference between life and death.The perfume is a pump with four chambers made of their own peculiar(prenominal) muscle called cardiac muscle. Its interwoven muscle fibers enable the heart to amaze or squeeze together automatically (C olombo 7). Its about the aforementioned(prenominal) size of a fist and weighs some where around two snow fifty to three hundred fifty grams (Marieb 432). The size of the heart depends on a persons height and size. The heart wall is enwrap in three layers superficial epicardium, middle epicardium, and deep epicardium. It is then cover in a double-walled sac called the Pericardium. The terms Systole and Diastole refer respectively and literally to the contraction and relaxation periods of heart activity (Marieb 432). While the doctor is pickings a patients blood pressure, he listens for the contractions and relaxations of the heart. He to a fault listens for them to make sure that they are going in a iodine rhythm, to make sure that there are no arrhythmias or complications. The heart muscle does non depend on the nervous system. If the nervous s... ... endeavour to live longer by doing a few extra steps, or eating cheerios instead of a thick juicy donut. It may not seem l ike much only if it is.The Heart is a major organ that needs loving and care. Everyone has only one and by abusing it, they are cutting their live span little by little. People can live their lives freely but how they choose to live them could be the difference between life and death. By eating healthy, exercising, people can live longer lives. People who smoke, drink, and dont exercise normally harbor to look forward to a lot of testing such as cat scans and x-rays. They get to go through surgeries, such as Bypasses and stents. in the end doctors can no longer do any more for them but place them on machines that will continue the hearts job. why not choose to live life to the fullest and take care of one of the bodys most important organs.