Arteries - Carry blood away from the heart, Veins - Carry blood in to the heart, Valves - These prevent the backflow of blood, Left side - The thicker side of the heart, Coronary  - The arteries supplying the heart with blood, Pulmonary - This word means 'lungs', Oxygenated blood - Leaves the heart through the aorta, Deoxygenated - Enters the heart via the vena cava, Red blood cells - Cell specialised for transporting oxygen, Aerobic respiration - The chemical reaction which releases energy using oxygen, Double system - Our circulatory system is known as a,

Leaderboard

Visual style

Options

Switch template

Continue editing: ?