Baby - Hema Flashcards
1
Q
Normal percentage of Red Cells that differ in size or shape from normal RBC’s (Anisocytosis/Poikilocytosis)
A
5%
2
Q
2+ to 3+ (i.e. moderate) macrocytosis is seen when:
A
25% to 50% macrocytic RBC’s are present per HPF
3
Q
Red cell morphology grading of Polychromatophilia
A
1+ = 1 to 5/field
4
Q
Red cell morphology grading of Stomatocytes
A
2+ = 11 to 20/field
5
Q
Rouleaux of 1+
A
Aggregates of 3 to 4 RBC
6
Q
Order of draw (BCSHEO)
A
Blood culture, sterile Coagulation tube Serum tune with or without clot activator or gel Heparin tube EDTA tibe Oxalate/Fluoride tubes
7
Q
Natural anticoagulant
A
Heparin
8
Q
CD 34
A
Hematopoietic stem cells
9
Q
Hgb synthesis
A
Polychromatophilic normoblast to reticulocyte
10
Q
Generated ATP
A
Embden-Meyerhof-Pathway
11
Q
Generates 2,3-DPG
A
Rapoport Leubering pathway
