Presentation on theme: "YOUR CIRCULATORY SYSTEM"— Presentation transcript:
1 YOUR CIRCULATORY SYSTEM How does it work?Why does a doctor check your pulse and blood pressure?What is your blood type and why is it important?
2 The Transport System CIRCULATORY SYSTEM Your body’s transport system. Keeps the body working well.By delivering essential materials to body cells and removing waste materials from the cells.THIS BODY SYSTEM IS ALSO KNOWN AS THE CARDIOVASCULAR SYSTEM.
3 How the Circulatory System works Blood carries substances through Circulatory SystemOrgans serve as transfer stationsBlood picks up nutrients and delivers them to cellsWastes and removes them from body
4 Parts of the Circulatory System HeartBlood VesselsBlood
5 HEART Is a pump, that moves blood in 2 major pathways Pulmonary CirculationSystematic Circulation
6 HEART The heart is divided into 4 chambers Each upper chamber is called ATRIUMEach lower chamber is called VENTRICLE* VALVES open and close to control the flow of blood
7 Pulmonary ArteriesCarry blood containing carbon dioxide from your heart to your lungs.
8 Pulmonary VeinsCarry blood containing oxygen from your lungs to your heart.
9 Blood A mixture of solids in a large amount of liquid called plasma Is about 92% waterThe solids areRed blood cellsWhite blood cellsPlatelets
10 Parts of BloodRed blood cells – carry oxygen to the cells and carbon dioxide away from the cells.White blood cells – help fight disease and infection by attacking germs that enter the bodyPlatelets – help blood clot, which seals cuts and prevents excess blood loss from a wound
11 More about Blood Blood is essential to life Your blood is not the same as everyone else’sBlood transfusionsBlood must matchMixing blood could have serious side effectsHigh fevers, difficulty breathing, and even death
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