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Micro: WBCs (28 Karten)

Sag Danke

1
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What is the main function of WBCs?

To be mediators of defense and immune response.

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Name the granulocytes

Neutrophils
Eosinophils
Basophils

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Name the agranulocytes

Lymphocytes
Monocytes

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How large are neutrophils?

10-12 microns

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What is the most common WBC in dogs, cats, and humans?

Neutrophils

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What WBC is the first line of defense against bacteria?

Neutrophils

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Which WBC has a 3-5 segment nucleus and how long is its lifespan?

Neutrophils
5 days

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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.

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What is pyknosis?

The condensation of chromatin in a dying cell

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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

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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

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Which WBC has a grayish-blue cytoplasm and vacuoles?

Monocytes

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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

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Describe the cytoplasmic granules of eosinophils

Large and round

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How large are basophils?

10-15 microns

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Which WBCs have bilobed nuclei?

Eosinophils and basophils

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What do the cytoplasmic granules of basophils contain?

Heparin
Histamine

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How large are platelets?

2-4 microns

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What is the primary function of platelets?

Clotting

Kartensatzinfo:

Autor: toncrayb

Oberthema: Medicine

Thema: Microanatomy

Schule / Uni: OSZ

Veröffentlicht: 03.11.2009

Tags: WBCs, oregon

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Micro: WBCs (28 Karten)