Blood Typing


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Blood Typing

  1. 1. Blood Typing
  2. 2. How does the circulatory system work? <ul><li>Draw and label what you know below about the circulatory system. </li></ul>
  3. 3. How does the heart work? What did William Harvey believe? What did people believe before the 17 th century?
  4. 4. <ul><li>Human beings have many similarities and differences and that the ______________ (similarities or differences) makes it possible for humans to donate blood and organs to one another. </li></ul><ul><li>The adult body has five liters of blood. </li></ul><ul><li>Blood is made up of four parts: </li></ul><ul><li>1. Plasma-liquid part of blood </li></ul><ul><li>2. Red blood cells-carry oxygen </li></ul><ul><li>3. Platelets-help blood to clot </li></ul><ul><li>4. White blood cells-help destroy bacteria and clean wounds. </li></ul>
  5. 5. <ul><li>White blood cells release antibodies that identify and destroy foreign bodies. </li></ul><ul><li>Carl Landsteiner in 1900 discovered that there were _____ different blood groups. </li></ul><ul><li>He noticed that each blood had specific proteins called antigens on the surface of the red blood cells. </li></ul><ul><li>Every blood type also has antibodies to react and fight off antigens of other blood types. </li></ul>
  6. 6. Which blood types are the most common in the US? <ul><li>____45 % of the population </li></ul><ul><li>____39 % </li></ul><ul><li>____ 12 % </li></ul><ul><li>____4 % </li></ul>
  7. 7. Which blood types are the most common in the US? <ul><li>O----45 % of the population </li></ul><ul><li>A----39 % </li></ul><ul><li>B---- 12 % </li></ul><ul><li>AB----4 % </li></ul>
  8. 8. Who can give blood to who? ___ Universal _______ O, A, B, AB Both Anti A and Anti-B Neither A or B _____ ___, ___, ___, ___ Universal Receiver AB Neither __________________ A and B AB O, ___ B, ___ Anti- ___ B ____ O, A A, AB Anti-B A A Can Receive Blood from? Can Give blood to? Antibodies-react to antigens like a foreign body Antigens Blood Type
  9. 9. How does a lab tech blood type? ____? Yes Yes O NO No _____? Yes No A No Agglutination B Well A Well Blood Type Reaction Agglutination-Clump yes or No?
  10. 10. What if we had a shortage of blood? What do you think scientists are currently researching?
  11. 11. How does blood help regulate body temperature? <ul><li>When brain senses that your body temperature is rising it signals blood vessels in your skin to _________ so heat from your body goes to your _____ and helps to _____ body temperature. </li></ul><ul><li>When your body temperature is too _____ blood vessels _________ so heat from body is conserved and your body temperature can increase. </li></ul>
  12. 12. <ul><li>Credits </li></ul><ul><li>All video/pictures from </li></ul>