The Heart and Functions

To investigate the function and identify the four domiciliates of the feeling. Your turned on(p) state is about the size of your clenched fist. It lies in the crusade and midsection of your chest, behind and slightly to the leave of your breastbone. Your heart has the flop and left separated by a wall. Each berth has a small chamber called the atrium which leads into a large pumping chamber called a ventricle. There are four chambers: leftfield atrium unexpended ventricle chastise atrium Right ventricle Structures of the Heart LV - Left Ventricle RV - Right Ventricle LA - Left Atrium RA - Right Atrium AS - Atrial Septum VS - ventricular Septum Valves 1 - Tricuspid Valve 2 - Pulmonary Valve 3 - mitral Valve 4 - Aortic Valve relationship Vessels Ao - Aorta PA - Pulmonary arterial blood vessel SVC- Superior vena Cava IVC - Inferior Vena Cava (Heart Kids 2009) The aright posture of your heart collects seam on its go by from the com fort of your body. The blood entering the right side of your heart is get-go in oxygen.

This is because oxygen is removed from your blood as it circulates done your bodys organs and tissues. Your heart then pumps the blood to your lungs so it washbowl receive more oxygen. Once it has received oxygen, your blood returns outright to the left side of your heart, which then pumps it out once more to all parts of your body. The left ventricle of your heart is bigger and thicker than the right ventricle. This is because it has to pump the blood further around the body, and against higher(prenominal) pressure, comp ared with the right ventricle. To make sure ! your blood flows in the amend direction, valves adjudge the entrance and exits of your hearts chambers.If you want to get a all-embracing essay, order it on our website: OrderCustomPaper.com

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