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Circulatory System Blood

Circulatory System Blood. Blood & blood cells. Blood is a tissue of fluid & cells ____________________ liquid part of blood dissolved salts, sugars, proteins, and more ____________________ _______________________ transport O 2 in hemoglobin _______________________ defense & immunity

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Circulatory System Blood

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  1. Circulatory SystemBlood

  2. Blood & blood cells • Blood is a tissue of fluid & cells • ____________________ • liquid part of blood • dissolved salts, sugars, proteins, and more • ____________________ • _______________________ • transport O2 in hemoglobin • _______________________ • defense & immunity • _______________________ • blood clotting

  3. Blood Cell production ribs, vertebrae, breastbone & pelvis • ______________ • ____________________________________________________ • develop into all the different types of blood cells • red blood cells • white blood cells white blood cells white bloodcells red bloodcells

  4. Red blood cells • Small round cells • ___________________________ • 5 liters of blood in body • 5-6 million RBC in drop of human blood • ___________________________ • ______________________________ • ~3 million RBC destroyed each second

  5. Hemoglobin • _________________________________ • 250,000 hemoglobin proteins in one red blood cell O2 O2 O2 O2

  6. Blood clotting emergency repair of circulatory system chemicalemergencysignals plateletsseal the hole protein fibersbuild the clot

  7. Cardiovascular disease • Atherosclerosis & Arteriosclerosis • ___________________________________________ • develop in inner wall of the arteries, narrowing their channel • ___________________________________________ • ______________________________________________________________________________________ normal artery hardening of arteries

  8. Cardiovascular health bypass surgery • Risk Factors • _____________________ • _____________________ • high animal fat • _____________________ • smoking • lack of exercise

  9. Heart Disease Heart disease death rates 1996-2002Adults ages 35 and older

  10. Women & Heart Disease • Heart disease is 3rd leading cause of death among women aged 25–44 years & 2nd leading cause of death among women aged 45–64 years. Death rates for heart disease per 100,000 women, 2002 Risk factors • Smoking • Lack of exercise • High fat diet • Overweight

  11. Have a heart?Ask Questions!!

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