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Blood donation
- 2. What is Blood?? •Blood is a liquid connective tissue that maintains the life process by continuous circulation. • Blood carries oxygen from the lungs to the rest of the body. • It also carries waste to be eliminated from the body. • Blood cells originate in Bone marrows. • Bone marrow is the soft and spongy material in the centre of the bone.
- 3. Blood containsthree type ofcells 1) Erythrocytes(RBC), 2) Leucocytes (WBC) and 3) Platelets suspended in astraw coloured fluidcalled the Plasma. The primary function of RBC is to transport oxygen and carbon dioxide. They are characterized by the presence of haemoglobin (Hgb), an iron containingprotein. TheWBC fight against bacterial, viral, fungaland parasitic infections. ThePlatelets are responsible for bloodclotting.
- 5. Blood Type KarlLandsteiner, an Austrian Biologist and Physician distinguished the main blood groupsin 1900.
- 7. Group Can receive Blood from Can donate Blood to AA,O A,AB B B,O B,AB AB A,B,AB,O AB O O O,A,B,AB
- 8. Now, Lets startwith… Why One should Donate the Blood.?
- 9. • Some ofthe reasons people need blood transfusions are.. • Accidents • Cancer • Sickle Cell • Premature birth • Surgery
- 10. Importance of blooddonation • Almost in all serious health issues blood is donated by people like you and me to save lives. • Blood that is donated last a little more than 40 days, Then it must be disposed of. • That means we need to constantly replenish the blood so it is there when someone needs it. • Not everyone can save a life. • But you have an opportunity to, Don’t waste it!
- 11. Who can donatethe blood? Donor should be between 18-55 years of age with a weight of 50 kg or above with pulse rate, body temperature and blood pressure should be normal. Both men and women candonate.
- 12. How much bloodcan be taken? Our body has5.5 litre of blood of which only 350 ml - 450 ml of blood is taken depending upon weight of donor. Majority of healthy adults cantolerate withdrawal of one unit ofblood. Thewithdrawn blood volume is restoredwithin 24 hours and the haemoglobin and cell components are restored in 2months. Therefore it is safe to donate bloodeverythree months.
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- 14. Donate Blood and Give somebodya GIFT OF LIFE
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