What makes up the cardiovascular system, and describe the components.How the cardiovascular system works and the effect of exercise on the cardiovascualr system

Cardiovascular System Cardio fashion the partiality and vascular means the ne twainrk of capillaries, arteries and veins. The spanking role of the cardiovascular system in to maintain homeostasis, this depends on the continuous and controlled movement of fund complete with(predicate) the capillaries that fill from each one tissue and reach every(prenominal) cell in the body. The centre is a hollow large muscular organ that is hardened between the lungs, and is in the affection of the chest. The heart pumps melodic line through the body, which supplies the cells with oxygen and nutrients, and removes carbon dioxide and thriftlessness products such as lactic acid and urea. It is attached to the breastbone by special connector tissues called ligaments. The heart has four sleeping accommodations, a small upper chamber, which is called the atrium, and a large lower chamber called the ventricle, it has one of these on each side. The septum divides the heart in to its deuc e separate pumps, the left and the right. The mean(a) hearts muscle, called cardiac muscle, contracts and relaxes about 70 to 80 times per minute.

The heart to a fault contains valves on all side, it contains an Aortic valve that stops the backflow of stock certificate from the aorta into the ventricles, the Bicuspid valve which has two cusps, this also stops backflow of blood from the ventricle to the atria, as the left ventricle contracts the bicuspidate valve stops blood release backwards, Tricuspid valve, has three cusps and this also stops the backflow of blood to the atria when the right ventricle contracts, and eventually the Pulmonary valve which stops blood back flowi! ng through the ventricle from the pulmonary artery. Deoxygenated blood enters the right atria from the superior and substandard vena cavae. The right atrium past fills with blood, the blood passes through a one-way valve that takes the... If you want to raise up a full essay, rank it on our website: BestEssayCheap.com

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