Leukocytes Flashcards
What are leukocytes and what are they involved in
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Where are WBCs produced?
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What is the normal WBC count
3.5-10.5 x 10^9/L
What is leukocytosis - when is it normal and abnormal
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What is leukopenia
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Describe a WBC
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What are the categories of WBCs
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What are the granulocytes
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What is the most abundant WBC
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Describe neutrophils - count, role, nucleus, cytoplasm,
2.2-6.5 x 10^9/L
Describe Eosinophils - count, role, nucleus
0-0.13 x 10^9/L
Describe Basophils - count, role, nucleus, chemicals
0.00-0.5 x 10^9/L
How are Lymphocytes distinguished from granulocytes
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What are the agranulocytes
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Describe Lymphocytes
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Describe Monocytes
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What is the largest WBC
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What is Leukopoiesis
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What stimulates Leukopoiesis
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What do multipotent GF, IL-1 and IL-3 do?
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What do Granulocyte-colony SF (G-CSF) do?
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What do granulocyte-monocyte colony SF (GM-CSF) do?
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What is the lifespan of leukopoiesis
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Where does leukocyte breakage occur?
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What is the chamber counting method of WBC
- using mixing pipette
- Ring finger, second drop
- Capillary end dipped into blood
- Drawn to 0.5
- Turk solution added
- Stirring
- Transferred to capillary space
- Examined on microscope
- Counter on mid-sized squares
- Counting according to burker rule
WBC differential count
- in a stained smear under microscope
- 100 or 200 WBC are counted
leucocytosis, leucopenia
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lymphocytosis, lymphopenia
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monocytosis
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eosinophilia
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thrombocytosis, thrombocytopenia
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