Leukocytes

Question 1

What are leukocytes and what are they involved in

Answer 1

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Question 2

Where are WBCs produced?

Answer 2

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Question 3

What is the normal WBC count

Answer 3

3.5-10.5 x 10^9/L

Question 4

What is leukocytosis - when is it normal and abnormal

Answer 4

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Question 5

What is leukopenia

Answer 5

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Question 6

Describe a WBC

Answer 6

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Question 7

What are the categories of WBCs

Answer 7

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Question 8

What are the granulocytes

Answer 8

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Question 9

What is the most abundant WBC

Answer 9

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Question 10

Describe neutrophils - count, role, nucleus, cytoplasm,

Answer 10

2.2-6.5 x 10^9/L

Question 11

Describe Eosinophils - count, role, nucleus

Answer 11

0-0.13 x 10^9/L

Question 12

Describe Basophils - count, role, nucleus, chemicals

Answer 12

0.00-0.5 x 10^9/L

Question 13

How are Lymphocytes distinguished from granulocytes

Answer 13

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Question 14

What are the agranulocytes

Answer 14

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Question 15

Describe Lymphocytes

Answer 15

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Question 16

Describe Monocytes

Answer 16

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Question 17

What is the largest WBC

Answer 17

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Question 18

What is Leukopoiesis

Answer 18

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Question 19

What stimulates Leukopoiesis

Answer 19

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Question 20

What do multipotent GF, IL-1 and IL-3 do?

Answer 20

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Question 21

What do Granulocyte-colony SF (G-CSF) do?

Answer 21

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Question 22

What do granulocyte-monocyte colony SF (GM-CSF) do?

Answer 22

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Question 23

What is the lifespan of leukopoiesis

Answer 23

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Question 24

Where does leukocyte breakage occur?

Answer 24

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Question 25

What is the chamber counting method of WBC

Answer 25

- 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

Question 26

WBC differential count

Answer 26

- in a stained smear under microscope | - 100 or 200 WBC are counted

Question 27

leucocytosis, leucopenia

Answer 27

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Question 28

lymphocytosis, lymphopenia

Answer 28

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Question 29

monocytosis

Answer 29

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Question 30

eosinophilia

Answer 30

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Question 31

thrombocytosis, thrombocytopenia

Answer 31

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