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All main topics / Medicine / Microanatomy

Micro: WBCs (28 Cards)

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1
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What is the main function of WBCs?
To be mediators of defense and immune response.
2
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Name the granulocytes
Neutrophils
Eosinophils
Basophils
3
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Name the agranulocytes
Lymphocytes
Monocytes
4
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How large are neutrophils?
10-12 microns
5
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What is the most common WBC in dogs, cats, and humans?
Neutrophils
6
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What WBC is the first line of defense against bacteria?
Neutrophils
7
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Which WBC has a 3-5 segment nucleus and how long is its lifespan?
Neutrophils
5 days
8
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What does a band in a neutrophil say about the neutrophil?
It is immature
9
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Why do some neutrophils hypersegment?
They stayed in the peripheral blood too long or the animal is on corticosteroids.
10
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What is pyknosis?
The condensation of chromatin in a dying cell
11
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What is karyorrhexis?
The fragmentation of the nucleus of a dying cell
12
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How large is a lymphocyte?
6-9 microns
13
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What WBC can live from hours to years?
Lymphocytes
14
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Which of the WBCs is most common in ruminants?
Lymphocytes
15
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What are the subsets of lymphocytes?
T-cells
B-cells
16
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How can you differentiate a B-cell and a T-cell lymphocyte?
You can't
17
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In a reactive lymphocyte, what happens to the sky-blue cytoplasm?
It becomes more basophilic and gets darker
18
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What is the largest blood cell and how large is it?
Monocytes
12-20 microns
19
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Which WBC has a grayish-blue cytoplasm and vacuoles?
Monocytes
20
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How large are eosinophils?
10-15 microns
21
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Which WBC has reddish-orange cytoplasmic granules?
Eosinophils
22
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How long is the lifespan of eosinophils?
3-5 days
23
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Describe the cytoplasmic granules of eosinophils
Large and round
24
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How large are basophils?
10-15 microns
25
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Which WBCs have bilobed nuclei?
Eosinophils and basophils
26
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What do the cytoplasmic granules of basophils contain?
Heparin
Histamine
27
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How large are platelets?
2-4 microns
28
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What is the primary function of platelets?
Clotting
Flashcard set info:
Author: toncrayb
Main topic: Medicine
Topic: Microanatomy
School / Univ.: OSZ
Published: 03.11.2009
Tags: WBCs, oregon
 
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