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MDL 225 Hematology 2 > WBC - Heme 1 Essay Review > Flashcards

WBC - Heme 1 Essay Review Flashcards

1
Q

What do white blood cells begin as?

A

Undifferentiated stem cell

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2
Q

What is the cell line of the lymphoid system?

A

Lymphoid stem cell
Lymphoblast
Prolymphocyte
Lymphocyte

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3
Q

What is a lymphoblast?

A

first differentiated cell in series.
large nucleus
finely reticular
deeply basophilic cytoplasm

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4
Q

What is a prolymphocyte?

A

between a blast and a cyte

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5
Q

What is a lymphocyte?

A

round/oval
dense nucleus
robin’s egg blue cytoplasm

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6
Q

What is a B lymphocyte?

A

Bone marrow

antibody producers

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7
Q

What is a T lymphocyte?

A

Thymus

antigen recognizers

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8
Q

What is the cell line of a monocyte?

A 
Undifferentiated stem cell
myloid stem cell
Monoblast
Promonocyte
Monocyte
Macrophage
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9
Q

What is a monocyte?

A

garbage disposal
large cell w/irregulary shaped nucleus
Gray cytoplasm with ground glass appearance

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10
Q

What are the cells in the myloid series?

A 
Undifferentiated stem cell
Myeloblast
Promylocyte
Mylocyte
Metamylocyte
Band
Seg
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11
Q

What is a myeloblast?

A

first recognized cell in series

Finely reticular, deeply basophilic cytoplasm

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12
Q

What is a promylocyte

A

slightly larger than a blast
primary granules
may have nucleoli
basophilic cytoplasm

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13
Q

What is a mylocyte

A

determining stage of neutro, baso, or eosin
secondary granules
round nucleus
chromatin condensing, flattened on one side
“dawn of neutrophilia”

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14
Q

What is a metamylocyte

A

smaller than mylocyte
kidney shaped nucleus with dense chromatin
pink cytoplasm no blue background

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15
Q

What is a band?

A

marked by a U-shape or deeply indented nucleus

Heavily clumped chromatin

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16
Q

What is a seg?

A

coarsely clumpled chromatin
pink cytoplasm
most common in peripheral blood

17
Q

What is a neutrophil?

A

Ingest bacteria, seen in bacterial infections

Rose-violet granules, LAP

18
Q

What is an eosinophil?

A

Found in allergies and parasites

Red orange with antihistamine

19
Q

What is a basophil?

A

Rare

blue/black with histamine and heparin

20
Q

What are surface markers

A

proteins or carbs on the cell surface

21
Q

What do surface markers identify?

A

the stage of maturation and lineage of the cell

22
Q

How can you tell the difference between a B lymph and a T lymph?

A

surface markers

23
Q

How are surface markers useful in AIDS?

A

surface markers determine if an HIV patient is converting to AIDS

MDL 225 Hematology 2 (6 decks)

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