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Unformatted text preview: Blood and its Components Blood So……your job So……your
Look at slides Do Hematocrit lab Do blood typing lab Formed Elements Formed
WBC’s Granulocytes and Nongranulated Granulocytes are eosinophils neutrophils and basophils Non gran are Lymphocytes and Monocytes Platelets Granulocytes Granulocytes
Neutrophil Cool blue Phagocytosis Bacteria etc Granulocytes Granulocytes
Basophil Blue Large blue granules Histamine and Heparin Mediators of allergy Granulocytes Granulocytes
Eosinophil Reddish granules Histamine and allergic reactions WORMS and PARASITES NON Granulocytes NON
Lymphocytes B and T cell Cell mediated immunity Non Granulated Non
Monocytes Phagocytes Non cellular elements Non
Platelets From Megakaryocytes “Stop Leak” Percentage of appearance Percentage
Never Let Monkeys Eat Bananas Blood tests Blood
Hematocrit CBC (complete blood count) WBC Diff (differential by percent of WBC’s) Sed Rate Bleeding time PT PTT 55% 1% 45% Only one part of diagnosis Only Blood types Blood Rh Factor Rh So……your job So……your
Look at slides Do Hematocrit lab Do blood typing lab Your Hematocrit lab Your
Take the sheep blood Put in pipette (2) Block the end with clay Bring to me at the centrifuge Do 2 pipettes I will return to your group after centrifugation Measure percentage (hct) and record 55% 1% 45% Blood typing lab Blood
Put “patients blood” in 3 wells of the plate Add Anti A Anti B and Anti Rh (these are antibodies against these antigens if they are present) Stir with toothpick (don’t contaminate the wells) Look for precipitation (agglutination) ...
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