Leukocytes Flashcards
1
Q
Maturation time
A
14 days
2
Q
Diameter: 14-20 um
A
Myeloblast
3
Q
Diameter: 16-25 um
A
Promyelocyte
4
Q
Diameter: 15-18 um
A
Myelocyte
5
Q
Diameter: 14-16 um
A
Metamyelocyte
6
Q
Diameter: 9-15 um
A
Band/Stab
7
Q
Diameter: 9-15 um
A
Segmented Neutrophil
8
Q
- High N:C ratio (8:1 to 4:1)
- Slightly basophilic cytoplasm, fine nuclear chromatin
- 2-4 visible nucleoli
A
Myeloblast
9
Q
- The nucleus is round to oval and is often eccentric.
- A paranuclear halo or “hof” is usually seen
- The cytoplasm is evenly basophilic
A
Promyelocyte
10
Q
The cytoplasm is evenly basophilic
A
Promyelocyte
11
Q
Last stage capable of cell division
A
Myelocyte
12
Q
Nucleus has more heterochromatin; cytoplasm is more lavender-pink than blue
A
Myelocyte
13
Q
Start of Synthesis of Secondary Granules
A
Myelocyte
14
Q
Start of Synthesis of Tertiary Granules
A
Metamyelocyte
15
Q
The cytoplasm contains very little residual RNA (little or no basophilia)
A
Metamyelocyte