STAGES OF RBC DEVELOPMENT Flashcards

1
Q

14 – 20

A

Proerythroblast / Rubriblast

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2
Q

12 – 17

A

Basophilic Normoblast/ Prorubricyte

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3
Q

10 – 15

A

Polychromatophilic Normoblast or Rubricyte

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4
Q

7 – 12

A

Orthochromic Normoblast/ Metarubricyte

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5
Q

7 – 10

A

Reticulocyte/ Polychromatophilic Erythrocyte/ Diffusely Basophilic Erythrocyte

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6
Q

deeply basophilic cytoplasm
Non-granular

A

Proerythroblast / Rubriblast

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7
Q

intensely basophilic cytoplasm

A

Basophilic Normoblast/ Prorubricyte

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8
Q

Blue-grey to pink-grey cytoplasm

A

Polychromatophilic Normoblast or Rubricyte

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9
Q

Last stage to undergo mitosis

A

Polychromatophilic Normoblast or Rubricyte

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10
Q

Start of Hb development

A

Polychromatophilic Normoblast or Rubricyte

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11
Q

Ciesla (dawn of hemoglobinization) – take up of iron

A

Polychromatophilic Normoblast or Rubricyte

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12
Q

Pink cytoplasm

A

Orthochromic Normoblast/ Metarubricyte

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13
Q

Mitotically inactive

A

Reticulocyte/ Polychromatophilic Erythrocyte/ Diffusely Basophilic Erythrocyte

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14
Q

Non-nucleated

A

Reticulocyte/ Polychromatophilic Erythrocyte/ Diffusely Basophilic Erythrocyte

Mature erythrocyte

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15
Q

Normal life span in the circulation: 120 days

A

Mature erythrocyte

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16
Q

With fine chromatin

A

Proerythroblast / Rubriblast

17
Q

With slightly coarse chromatin

A

Basophilic Normoblast/ Prorubricyte

18
Q

small pyknotic nucleus

A

Orthochromic Normoblast/ Metarubricyte

19
Q

NUCLEOLI: usually 1 – 2

A

Proerythroblast / Rubriblast

20
Q

NUCLEOLI: usually NOT visible

A

Basophilic Normoblast/ Prorubricyte

21
Q

8:1

A

Proerythroblast / Rubriblast

22
Q

6:1

A

Basophilic Normoblast/ Prorubricyte

23
Q

4:1

A

Polychromatophilic Normoblast/ Rubricyte

24
Q

1:2

A

Orthochromic Normoblast/ Metarubricyte