Cardio Respiratory 0.0 / 5 ? Sciencethe heartA2/A-levelEdexcel Created by: jacob.olive123Created on: 18-09-13 16:19 The heart is made up of four chambers the left atrium, right atrium, left ventricle and right ventricle 1 of 5 •There are four valves in the human heart what do they do? they ensure that blood only goes one way, either in or out. 2 of 5 cavities form two separate pumps on each side of the heart, which are divided by a wall of muscle called the septum 3 of 5 transports freshly oxygenated blood to the rest of the body. aorta 4 of 5 It keeps the body freshly supplied with oxygen and nutrients, 5 of 5
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