____________ and ____________ are required for heme synthesis - answeriron and protoporphyrin
Fe Transport protein - answerTransferrin
Major Fe storage form - answerFerritin
H2O insoluble Fe storage form (long-term) - answerHemosiderin
Excess iron that is stored in tissues and body orga...
ASCP BOC Hematology
____________ and ____________ are required for heme synthesis - answeriron and
protoporphyrin
Fe Transport protein - answerTransferrin
Major Fe storage form - answerFerritin
H2O insoluble Fe storage form (long-term) - answerHemosiderin
Excess iron that is stored in tissues and body organs can lead to ____________ and
____________ - answerhemosiderosis and hemochromatosis (organ damage)
What are the heme precursors (in order) - answerDelta, Porphobilinogen, UR, COP, PROTO
EDTA chelates ____ - answerCalcium
What are some sources of error for hemoglobin? - answericterus, lipemia, hemolysis,
increased white count
What are the hemoglobin reference ranges for men and women? - answermen: 16 +- 2 g/dL
women: 14 +- 2 g/dL
What happens in methemoglobin? - answerFe2+ is oxidized to Fe3+, cannot bind O2, is
brown
Measures packed cell volume in a percent - answerhematocrit
What are some sources of error from a calculated hematocrit? - answercold agglutinins, high
white count
What are the hematocrit reference ranges for men and women? - answermale: 47 +- 5 %
women: 42 +- 5%
What is the calculation for MCV? - answer(HCT/RBC) x 10
What is the calculation for MCH? - answer(HB/RBC) x 10
What is the calculation for MCHC? - answer(HB/HCT) x 100
What is the reference range for MCV? - answer80 - 100 fL
What is the reference range for MCH? - answer28 - 32 pg
What is the reference range for MCHC? - answer32 - 36 %
What indicates anisocytosis? - answerif the RDW is greater than 14.5%
What are the red cell reference ranges for men and women? - answermen: 4.5 - 6.1 E6/uL
women: 3.8 - 5.2 E6/uL
What stain do we use for a blood smear exam? - answerwright stain (romanowsky, eosin,
methylene blue, and methanol)
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