· The Circulatory System Paper. Words: , Paragraphs: 21, Pages: 6. Paper type: Essay, Subject: Blood. General Functions. The circulatory system is the body’s main transport network and cooling system (De Graff, ). The human body needs many external substances to survive. We need air, food, and blogger.comted Reading Time: 8 mins The Circulatory System – Essay Sample The Circulatory System is an astounding, complex organization, comparable to a highway that passes through the entire human body joining billions of its body cells. The circle of blood is in charge of transporting vitally important substances throughout the The circulatory system consists of blood contained in a network of vessels called the vascular system. The above figure is a schematic of the human circulatory system, the heart pumps oxygenated blood from the left side to different parts of the body and returns back to the right side of the heart making a closed loop, this loop is called the systemic circuit
The Circulatory System Essay Example
Parts of the circulatory system Include the cardiovascular system, which consists of the heart, lungs, blood vessels, and blood, as well as the lymphatic system, made up of the lymph vessels, circulatory system essay, nodes, and lymph Itself. The lymphatic system produces and transports additional immune cells. The cardiovascular system is known as a closed system, meaning that the blood it carries is re-circulated, while the lymphatic system is open, meaning that the lymph, the clear fluid within, is able to exit its complex of vessels and enter the cardiovascular system, Within the cardiovascular system are several important parts of the circulatory system.
They include two major organs, circulatory system essay, the heart and lungs. Also part of this system is a network of arteries, which carry oxygenated blood away from the heart, and eins, which bring deoxygenated blood back to the heart to receive more oxygen in the lungs. Blood Is also part of the cardiovascular system. Blood is the fluid that transports the disease-fighting circulatory system essay blood cells, the oxygen-supplying red blood cells, and the fuel-replenishing electrolytes to the bodys various tissues.
There are two systems for circulating blood. During pulmonary circulation, the deoxygenated blood that has been returned to the heart Is pumped into the lungs, where It receives more oxygen, and then pumped back Into the heart to be circulatory system essay throughout the ody. Systemic circulation is the process by which the arteries circulatory system essay this blood away from the heart and deliver it to the body, only for the blood to be returned by the veins to receive a new supply of oxygen.
The lymph itself is the circulatory system essay for fluid traveling within the lymphatic system. It contains plasma, water, circulatory system essay, circulatory system essay. and cell waste products, and can build up in body tissues, causing edema or swelling. Lymph is one of those parts of the circulatory system that is able to drain this excess fluid and its accompanying waste products out the tissues. ere it can be taken by the blood to the various organs that remove It from the body.
The very reason these parts of the circulatory system circulatory system essay is to distribute the components contained in blood. Oxygen is essential In that it provides some of the energy required during cell metabolism. Nutrients like glucose are what fuel the brain as well as the muscles, while amino acids found in protein repair the muscles and other tissues. They are what keep the body running. Electrolytes like sodium make muscle contractions and therefore movement possible.
Leukocytes, or white blood cells, rush to wherever they are needed to fight off Infection. other key parts of the circulatory system are the components of the lymphatic system.
The lymph vessels transport lymph, a clear fluid that filters Infectious material from the body. They also drain plasma, which Is carried from the blood to tissues where It is needed to fight infection, back Into the blood stream. In the lymph nodes the lymphocytes, a kind of white blood cell, infection. Arteriosclerosis is a common disease of the circulatory system caused by he buildup of fat, cholesterol, or other substance in the artery wall.
Deposits in the artery cause the vessel to stiffen and narrow. Diabetes, high cholesterol, smoking, and high blood pressure can result in stiff arteries that restrict blood flow through the heart. Hypertension, or high blood pressure, occurs when a high force of blood presses against the artery walls over time. This condition can develop from a diet high in salt, smoking, kidney disease, or some other underlying medical condition. Untreated high blood pressure may lead to stroke, heart failure, or visual problems.
An aortic aneurysm occurs when a section of the aorta bulges, stretches, and swells, circulatory system essay.
This bulge can weaken the aorta to circulatory system essay point that it bursts, releasing blood into the body.
Bleeding from an aortic aneurysm is a medical emergency that can be caused by high blood pressure, smoking, aging, circulatory system essay, high cholesterol, and a positive family history. Heart disease occurs when the blood vessels that supply oxygen to the heart narrow and stiffen.
Smoking, an unhealthy diet, stress, and a sedentary lifestyle all ncrease the risk of heart disease. A heart attack or stroke can occur if the condition is untreated. Varicose veins are another common disease of the circulatory system that happens when veins in the legs twist, swell, circulatory system essay, and become painful.
Aging, pregnancy, prolonged standing, and defective valves can all contribute to the development of varicose veins. Most of the time varicose veins can be treated by elevating the lower extremities, avoiding prolonged standing or sitting positions, and wearing supportive stockings.
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Circulatory system - Function, Definition - Human Anatomy - Kenhub
, time: 5:31Short essay on Human Circulatory System
Short essay on Human Circulatory System 1. When the muscles of all the four chambers of the heart are relaxed, the pulmonary vein brings the oxygenated blood 2. When the left atrium contracts, the oxygenated blood is pushed into the left ventricle through the valve V 1. 3. When the left ventricle Estimated Reading Time: 8 mins The circulatory system consists of blood contained in a network of vessels called the vascular system. The above figure is a schematic of the human circulatory system, the heart pumps oxygenated blood from the left side to different parts of the body and returns back to the right side of the heart making a closed loop, this loop is called the systemic circuit · Circulatory system Essay Example. Blood Is also part of the cardiovascular system. Blood is the fluid that transports the disease-fighting white blood cells, the oxygen-supplying red blood cells, and the fuel-replenishing electrolytes to the bodys various tissues. There are two systems Estimated Reading Time: 4 mins
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