Structure of the heart 0.0 / 5 ? Health & Social CareHeartBTEC NationalOCR Created by: Simreet06Created on: 25-10-18 08:51 What does it mean by the heart being myogenic? It can beat automatically without stimulation by nerves. 1 of 10 Why is it known as a double circulatory system? It has two distinct units - the systemic (around the body) and the pulmonary (to and from the lungs). 2 of 10 What is the valve called on the right side of the heart? Tricuspid Valve 3 of 10 What is the valve called on the left side of the heart? Mitral Valve 4 of 10 What are the name of the two large veins that bring blood back from the tissues? The Superior Vena Cava and the Inferior Vena Cava 5 of 10 What do the Coronary Arteries do? Supply the heart with oxygen. 6 of 10 What is the largest artery in the body and what does it do? Aorta - Receives blood from the left ventricle and goes round the rest of the body. 7 of 10 What is Systole? When ventricles are contracting. 8 of 10 What is Diastole? When ventricles are relaxing. 9 of 10 Why is the wall of the left ventricle much thicker than the right side? The right side is less muscular to prevent blood from entering lungs under too much pressure. 10 of 10
The main cause of haemorrhagic stroke is high blood pressure (hypertension), which can weaken the arteries in the brain and make them prone to split or rupture. Things that increase the risk of high blood pressure include: being overweight or obese dri 0.0 / 5
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