Jun 08, · 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 for circulating blogger.comted Reading Time: 4 mins The Circulatory System Circulatory System is the combined function of the heart, blood, and blood vessels to transport oxygen and nutrients to organs and tissues throughout the body and carry away waste products. The circulatory system increases the flow of blood to meet increased energy demands during exercise and regulates body temperature Jan 01, · The Circulatory System Functions Of The Heart Physical Education Essay. Circulatory System is the combined function of the heart, blood, and blood vessels to transport oxygen and nutrients to organs and tissues throughout the body and carry away waste products
Circulatory system Free Essay Sample
The Circulatory System Circulatory System is the combined function of the heart, blood, and blood vessels to transport oxygen and nutrients to organs and tissues throughout the body and carry away waste products. The circulatory system increases the flow of blood to meet increased energy demands during exercise and regulates body temperature.
Also, when foreign substances or organisms invade the body, the circulatory system quickly sends disease-fighting elements of the immune system, such as white blood cells and antibodies, circulatory system essay, to places under attack. In the case of injury or bleeding, the circulatory system sends clotting cells and proteins to the affected site, which quickly stop bleeding and promote healing.
The heart, blood, and blood vessels are the three main elements that make up the circulatory system. The heart is the engine of the circulatory system.
It is divided into four chambers, the right atrium, the right ventricle, the left atrium, and the left ventricle. The walls of these chambers are made of a muscle called myocardium, which contracts to pump blood. The pumping action of the heart occurs in two stages for each heartbeat.
Diastole, when the heart is at rest, and systole, when the heart contracts to pump deoxygenated blood toward the lungs and circulatory system essay blood to the body. There are typically about 60 to circulatory system essay beats per minute.
If the heart stops pumping, death usually occurs within four to five minutes. Blood consists of three types of cells, circulatory system essay, red blood cells that carry oxygen, disease-fighting white blood cells, and blood-clotting platelets, which are all carried through plasma.
Plasma is yellowish and consists of water, salts, proteins, vitamins, minerals, hormones, dissolved gases, and fats. Three types of blood vessels make a network of tubes throughout the body. Arteries carry blood away from the heart, and veins carry it toward the heart, circulatory system essay. Capillaries are tiny links between the arteries and the veins where oxygen and nutrients spread to body tissues. The inner layer of blood vessels is lined with cells that create a smooth passage for the transfer of blood.
This inner layer is surrounded by connective tissue and smooth muscle that help the blood vessel to expand or contract. Blood vessels expand during exercise to meet the increased demand for blood and to cool the body. Blood vessels contract after an injury to reduce bleeding and also to conserve body heat. Arteries have thicker walls than veins Not a Member? Create Your FREE Account ». Already a Member? This essay and THOUSANDS of other essays are FREE at eCheat.
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Mammalian Circulatory System: Closed, double circulatory system. A-level Biology.
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Jan 01, · The Circulatory System Functions Of The Heart Physical Education Essay. Circulatory System is the combined function of the heart, blood, and blood vessels to transport oxygen and nutrients to organs and tissues throughout the body and carry away waste products Related Documents Electrocardiogram (ECG). An electrocardiogram (ECG) is a basic test that can be utilized to check the heart 's rhythm Circulatory System Essay. The circulatory system is something most living creatures have. The purpose of the circulatory Essay On Electrocardiography The Cardiovascular System Of The Circulatory System Words | 6 Pages. The circulatory system (also known as the cardiovascular system) is responsible for respiration (transporting oxygen and removing carbon dioxide from cells), nutrition (carrying nutrients from digested food substances to the cells of the body), waste removal (disposing cellular waste products and
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