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    Billy Shuibi
Bio 100
Strauss
11 May 2016

 Heart
 The heart is one of the most unique organs in the human body. Its capabilities and functions truly are amazing. The heart 's function is to pump blood throughout the body supplying oxygen and nutrients to tissues. The heart is the size of your fist and weighs roughly 8-12 ounces depending if you’re male or female. The heart pumps through 100 kilometers of blood vessels for blood that is 3 to 4 times thicker than water at 60 to 80 times minute

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    . The layers of the heart wall include epicardium, myocardium, and endocardium. Epicardium is the surface of the wall and it’s also called visceral pericardium. It contains serous membrane covering the heart. Myocardium is in the middle of the two layers it’s described as having a thick muscular layer of the heart. It serves as having contractions of the heart as well in containing fibrous skeleton in networking of collagenous and elastic fibers. Some of the functions are providing structural support

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    Heart disease, also known as cardiovascular disease, is a disorder that affects the heart. Heart disease is the leading cause of death of most ethnicities in the United States, including African Americans, Hispanics, and Whites. For American Indians or Alaska Natives and Asian or Pacific Islanders, heart disease is the second leading death. Although heart disease is often thought of as a problem for men, more women than men die of heart disease each year. The most common heart attack symptom in women

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    The Heart

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    “The heart” The Heart is a very important organ in the body. It is what keeps your blood flowing and your organs going. It is a tireless muscle that pumps more than two thousand gallons of blood every day. The blood that is pumped is filled with nutrition and oxygen (Colombo 7). It travels through out your body in less than sixty seconds. So it needs to be taken extra good care of. When abuse is put on the body, the heart’s performance is not at its best. The Heart is a major organ that needs loving

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    The heart is a thoracic organ responsible for systemic blood circulation and is surrounded by pericardium. The superior border of the heart can be found a finger’s breadth from the sternum, on the right side at the upper border of the third rib and on the left side at the lower border of the second rib. The inferior border of the heart can be found on the right side a finger’s breadth from the sternum on the 6th rib costal cartilage and on the left side 9cm from the midline in the 5th intercostal

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    live and carry out everyday tasks, such as muscle movement and also breathing. In spite of these various important abilities that the body possesses, none are as immense as our cardiovascular system, more extensively the “Heart” of the cardiovascular system, the Heart. The Heart is the main source of how Red Blood Cells, RBC, combined with oxygen, gets distributed and directed throughout the body in addition to being connected to all the major veins and arteries, however what happens inside the atriums

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    A fish heart is one of the simplest vertebrate hearts. The circulatory system is a single circulation, with a two-chambered heart. The blood from the fish’s atrium is pumped into the ventricle. Blood is pumped to the gills from the ventricle where gas exchange occurs in the gill filaments. This is called gills circulation. The carbon dioxide is removed while the oxygen is taken in. This re-oxygenated blood is then transport to the rest of the body’s tissues and organs to get rid of carbon dioxide

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    American women, heart disease is also one of the major diseases killing our women. Heart disease is one of the nation’s leading causes of death in both woman and men. About 600,000 people die of heart disease in the United States (Americas heart disease burden, 2013). Some facts about heart disease are every year about 935,000 Americans have a heart attack. Of these, 610,000 are a first heart attack victim. 325,000 happen in people who have already had a heart attack. Also coronary heart disease alone

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    healthy or not are killed by a deadly disease called coronary heart disease, CHD. Men and women suffer from heart attacks, but there is a greater percentage of attacks within the male group. Most people live without ever getting their heart check until they get older to get their yearly exam. Many methods have come about from doctors and scientists who work together to teach people how to live a healthy life to prevent heart disease. Coronary heart disease are caused by smoking, secondhand smoke included

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    The function of the Heart: The heart is the centre of the circulatory system which functions as a pump for the movement of the blood through the body, through a transport system of arteries, veins and capillaries. If blood is the body’s fuel, the heart is its engine. When the heart is relaxed it is called diastole - the resting phase of the heart and when the ventricles of the heart contract, it is called systole - the working phase of the heart. The blood circulation is two closed systems. The

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