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The Circulatory System – Microviewer Activity Introduction – Read the bit before #1 together. It helps to read aloud. 1 A) All living cells need to solve problems. They are ______________, ______________ and ______________. B) The circulatory system helps by ? (ie: what does it do?) C) What are the 3 major parts of circulatory system AND what do they do? _________________ its job is to _______________________ _________________ its job is to _______________________ _________________ its job is to _______________________ Slide 1 - Blood Cells The wording for slide 1 is tricky. ‘Corpuscles’ is another word for ‘blood cell’. There are 3 kinds of blood cell. Try to fill in. 1) _______ blood cells – they carry ___________ 2) ________ blood cells – which can be platelets - they clot blood - Which can be phagocytes – they ‘eat’ bacteria 3) Plasma – is mostly water plus dissolved ________________ Slide 2 - Phagocyte This is a phagocyte (which is a _________ blood cell). ‘phago’ means __________ ‘cyte’ means _____________ Slide 3 – Artery & Vein Arteries always carry blood __________________ Veins always carry blood ____________________ Slide 4 – Capillaries Capillaries are very small. How much blood can go through a capillary? Slide 6 – Rat Heart . Why are we looking at a rat heart and not a human? ______________________