Granulopoiesis Flashcards

1
Q

earliest recognizable granulocyte precursor using light micrscope

A

Myeloblast

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2
Q

synthesis of primary granules begins & ends here

A

Promyelocyte

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3
Q

primary granules are rich in

A

peroxidase

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4
Q

primary granules

A

azurophilic, nonspecific

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5
Q

synthesis of secondary granules

-last stage to undergo mitosis

A

Myelocyte

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6
Q
  • nucleus becomes indented
  • indention of nucleus must be less than half the width of the nucleus
  • synthesis of tertiary granules
A

Metamyelocyte

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7
Q

other name for metamyelocyte

A

Juvenile cell

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8
Q

other name for tertiary granules

A

gelatinase granules

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9
Q

shape of metamyelocyte

A

kidney bean or peanut shaped

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10
Q
  • are normally present in small amounts in the peripheral blood
  • secretory granules
  • counts as neutrophil
A

Band (Stab Staff Cell)

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11
Q

Band is also known as

A

Immature cell

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12
Q
  • nonsegmented neutrophil, neutrophil staff or stab

- filaments are not present

A

Neutrophil

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13
Q

nucleus of neutrophil

A
  • 2 to 5 segments connected by threadlike filaments

- elongated, curve or sausage shaped w/ round ends

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14
Q

cytoplasm of neutrophil

A
  • pink to tan w/ violet or lilac granules

- identical to the PMN

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15
Q

pools in the bone marrow

A
  • stem cell pool
  • mitotic pool
  • storage pool
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16
Q

acronym PMN

A

polymorphonuclear cells

17
Q

pools in peripheral blood

A

circulating

marginal

18
Q

pool in PB found in plasma

A

Circulating

19
Q

pool in PB found adhering to blood vessel wall

20
Q

-contain myeloperoxidase acid, defensis etc

A

Primary or Azurophilic granules

21
Q

increased level of neutrophil

- bacterial infection, leukemia

A

neutrophilia

22
Q
  • decrease level of neutrophil

- nutrient defficiency

A

Neutropenia

23
Q

extreme neutropenia

-adverse drug effect

A

Agranulocytosis

24
Q

nucleus of eosinophil

A

dark, purple, usually band shaped or segmented into only 2 segments

25
2 segments
bilobed
26
cytoplasm of eosinophil
filled w/ large spherical granules of uniform size that stain bright orange
27
major role is for parasitic infection & hypersensitivity raction
Eosinophil
28
outer granules of eosinophil contain:
peroxidase
29
inner granules of eosinophil contain:
basic protein
30
more than 50% protein of eosinophil is made up of
major basic proein
31
play role in the cell's ability to damage parasitic invaders
Major basic protein
32
- can be found in sputum of asthma patients - disintegration products of EO - hexagonal, bipyramidal crystals
Charcot Leyden crystals
33
decrease number of eosinophil | - asthma, scarlet fever & parasitic infection
Eosinophilia
34
decrease number of eosinophil | - side effect of ACTH administration
Eosinopenia
35
nucleus of basophil
difficult to see because of overlying granules
36
cytoplasm of basophil
densely stained, blue black granules
37
some of the contents of basophil granules
- histamine - Il-4 - IL-13 - Chondroitin Sulfates
38
- immediate hypersensitivity reactions | - hypothyroidism
basophilia
39
- deficiency of basophils - acute infections - stress
Basopenia