AAB Hematology Board review questions with answers

AAB Hematology Board review questions
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with answers |\




Hemoglobin that has 200 times greater binding capacity |\ |\ |\ |\ |\ |\ |\ |\



for the hemoglobin molecules than oxygen? - CORRECT
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ANSWERS ✔✔Carboxyhemoglobin |\




Hemoglobin derivative that cause irreversible changes in|\ |\ |\ |\ |\ |\ |\



the RBC cells - CORRECT ANSWERS ✔✔Sulfehemoglobin
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Molecular structure of Hemoglobin S - CORRECT
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ANSWERS ✔✔Lysine replaces glutamic acid in the 6th
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position of the beta chain |\ |\ |\ |\




Lab test to confirm the specific diagnosis of sickle cell
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anemia? - CORRECT ANSWERS ✔✔Hemoglobin |\ |\ |\ |\ |\



electrophoresis


In Hemoglobin C what replaces glutamic acid? - CORRECT
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ANSWERS ✔✔Lysine |\




Which hemoglobin is resistant to alkali denaturation? -
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CORRECT ANSWERS ✔✔Hemoglobin F |\ |\ |\

,What hemoglobins are differentiated by the Kleihauer-
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Betke technique? - CORRECT ANSWERS ✔✔Hemoglobin A
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1 from hemoglobin F
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Order of migration of hemoglobin from fastest to slowest,
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on cellulose acetate at p H 8.4 - CORRECT ANSWERS
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✔✔A1
F
S
C


The cyanmethemoglobin method measures all
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hemoglobin except - CORRECT ANSWERS |\ |\ |\ |\ |\



✔✔Sulfehemoglobin


The cyanmethemoglobin method measures - CORRECT
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ANSWERS ✔✔Oxyhemoglobin, methemoglobin, and |\ |\ |\ |\



deoxyhemoglobin


Hemolytic anemia - CORRECT ANSWERS ✔✔Normocytic
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normochromic anemia |\




The RBCs, hemoglobin, and hematocrit are decreased
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Indirect bilirubin is increased |\ |\ |\

, Myoglobin can be separated from hemoglobin by |\ |\ |\ |\ |\ |\ |\



saturating the specimen with: - CORRECT ANSWERS |\ |\ |\ |\ |\ |\ |\



✔✔Ammonium sulfate |\




An increased in the erythrocyte sed rate can be the result
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of an increase in the quantity of: - CORRECT ANSWERS
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✔✔Fibrinogen


Which test is increased in cute infections: - CORRECT
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ANSWERS ✔✔Erythrocyte sedimentation rate ESR |\ |\ |\ |\




The following sources of errors will FALSELY elevate the
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ESR - CORRECT ANSWERS ✔✔Tilted tube
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Macrocytes
Vibrations from a nearby centrifuge |\ |\ |\ |\




CFS has 285 RBC counted in 5 RBC squares after being
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diluted in a unoppette 1:100 what is the calculated RBC
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count: - CORRECT ANSWERS ✔✔1,425,000
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285 x 100 x10 x 5 = 1,425,000
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Lyse resistant RBC detected by automated hematology
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analyzes are seen in whicH clinical condition? - CORRECT
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ANSWERS ✔✔Sickle cell |\ |\