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15 Cards in this Set
- Front
- Back
- 3rd side (hint)
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What is a hemoglobin? |
Protein in RBC which carries O2 to tissues and CO2 to the lungs |
____________ in ____ which __________ to _________ and _______ to the _________. |
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Hemoglobin
Normal values Male vs. Female |
Male is higher than female
Notes: data |
male adult: 13.5 to 17.5 g/dL Female adult: 12 to 16 g/dL |
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Hemoglobin Measurement
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Whole blood is mixed with Drabkins reagent
Mechanism? |
Ferricyanide converts the iron from the ferrous (+3) to ferric state (+2) to form methemoglobin, which then combines with potassium cyanide to form the stable pigment cyanmethemoglobin. |
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Hemoglobin Measurement
Mechanism |
Ferricyanide converts the iron from the ferrous (+3) to ferric state (+2) to form methemoglobin, which then combines with potassium cyanide to form the stable pigment cyanmethemoglobin. This is read on a spectrometer at 540 nm. |
____________ the _____ from the _______________ to _________ to form _____________, which then ____________ with ___________ to form the _____________________. This is __________ on a __________ at ____________. |
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Hematocrit
Def. |
Percent of RBC volume in whole blood. |
_________ of _____________ in _____________. |
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Hematocrit
Normal values
Male vs. female |
Male is larger than female |
Male adult: 41-53% Female adult: 36-46% |
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How hematocrit measurement is prepared? |
The whole blood is centrifuged. |
The _________ is _____. |
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Hematocrit measurement |
After the whole blood is centrifuged, measure the space occupied by the packed RBC - Hematocrit. |
After the _________ is ________, _________ the _______________ by the ___________. |
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How hematocrit is expressed? |
As percentage of RBC in a volume of whole blood. |
As _________ of _______ in a _______ of _____________. |
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What hematocrit is used to evaluate? |
Anemia (Decrease of red blood cells)
Polycythemia (Increase in RBC)
Dehydration
Decisions on blood transfusion
Effectiveness of blood transfusion |
________ (Decrease of ________) _________ (Increase in ______)
De_________________
Decisions on ___________ Effectiveness on ___________ |
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What hematocrit is used to evaluate?
________________ (decrease of RBC)
_____________ (Increase in _______)
D_________________ Decisions on _______________ Effectiveness on ____________ |
Anemia Polycythemia
Dehydration
Decisions Effectiveness |
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What hematocrit is used to evalaute? |
_________ (______ of ________) __________ (________ in ________) ________________ ____________ on ________ _____________ of __________ |
Anemia decrease RBC
polycythemia increase RBC
dehydration
Decisions blood transfusion
Effectiveness blood transfusion |
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Rule of Three |
Hgb (g/dL) x 3 = Hct (%) |
______ (g/dL) x 3 = ________ (%) |
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Rule of three
Hgb (_____) x __ = Hct (___) |
g/dL 3 % |
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Rule of Three |
________ (_____) x ____ = ___ (___) |
Hgb g/dL 3 Hct % |
