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MCQs on Hemoglobin Estimation

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  1. Hemoglobin is present in-
  1. Plasma
  2. Serum
  3. RBC
  4. Leucocyte
  • Hemoglobin is composed of-
  1. Two polypeptide chains
  2. Four polypeptide chains
  3. One polypeptide chain
  4. Six polypeptide chains
  • How much weight of RBC is due to hemoglobin?
  1. 80%
  2. 50%
  3. 34%
  4. 5%
  • Main function of hemoglobin is-
  • Transport of oxygen from tissues to lungs
  • Transport of hormones
  • Transport of carbon dioxide from lungs to tissues
  • Transport of oxygen from lungs to tissues
  • Maximum how many molecules of oxygen can be carried out by a single molecule of hemoglobin?
  1. 1
  2. 2
  3. 3
  4. 4
  • Iron in hemoglobin present as-
  1. Ferric ion
  2. Ferrous ion
  3. Ferric chloride
  4. Ferrous sulfate
  • In which form of hemoglobin, iron is present in ferric form?
  1. Carboxy-HB
  2. Sulf-HB
  3. Meth-HB
  4. Oxy-HB
  • Carboxy-Hemoglobin is formed when hemoglobin binds with-
  1. CO
  2. CO2
  3. O2
  4. SO2
  • Hemoglobin is estimated from-
  • Plasma obtained from EDTA vial
  • Plasma obtained from citrate vial
  • Whole blood anticoagulated with EDTA
  • Whole blood anticoagulated with Trisodium citrate
  • What happens if HB is estimated from blood collected in Tri-sodium citrate vial?
  1. Reduced level of HB is obtained
  2. Increased level of HB is obtained
  3. Accurate level of HB is obtained
  4. No value of HB is obtained
  1.  Which of the following is a colorimetric method for hemoglobin estimation?
  1. CuSO4 specific gravity method
  2. Sahli’s method
  3. Gasometric method
  4. Measurement of iron content
  1.  Which of the following method do not involves the use of photoelectric colorimeter?
  1. Cyanmethemoglobin method
  2. Oxyhemoglobin method
  3. Alkaline hematin method
  4. Acid hematin method
  1. Sahli’s method is also known as-
  1. Acid hematin method
  2. Alkaline hematin method
  3. Gasometric method
  4. Tallqvist blotting paper method
  1. Best and recommended method of Hemoglobin estimation is-
  1. Cyanmethemoglobin method
  2. Oxy-hemoglobin method
  3. Sahli’s method
  4. Specific gravity method
  1. Which solution is used in Cyanmethemoglobin method of HB estimation?
  1. Ammonia
  2. N/10 HCL
  3. Drabkin’s solution
  4. Copper sulfate solution
  1. Color of acid hematin formed in Sahli’s method is-
  1. Pink
  2. Red
  3. Brown
  4. Green
  1. Volume of blood used for HB estimation by Cyanmethemoglobin method?
  1. 5ml
  2. 2µl
  3. 0.2ml
  4. 20µl
  1. Which form of HB can’t be estimated by Cyanmethemoglobin method?
  1. Oxy-hemoglobin
  2. Carboxy hemoglobin
  3. Sulf-hemoglobin
  4. Methemoglobin
  1. Results of Hemoglobin concentration by cyanmethemoglobin method are affected due to-
  1. High lipid content
  2. High bilirubin level
  3. Leucocytosis
  4. All of the above
  • Blood is diluted by using ammonia in-
  1. Cyanmethemoglobin method
  2. Oxy-hemoglobin method
  3. Sahli’s method
  4. Specific gravity method

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