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Hematology Quiz | Practice MCQ #mcq.ImBooz

February 11, 2020 by Dr. IM Leave a Comment

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1 >>Membrane rigidity and fragility can be measured by: ?

  • (A) Osmocytometer
  • (B) Spherocytometer
  • (C) Ektacytometer
  • (D) Viscometer

2 >>Southest Asian ovalocytosis is due to defect in: ?

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  • (A) Band 3
  • (B) Ankyrin
  • (C) Protein 4.2
  • (D) Protein 4.1

3 >>Target cells are formed due to: ?

  • (A) Increase in surface area due to lipid gain
  • (B) Decrease in surface area due to lipid loss
  • (C) Weakening of skeletal protein
  • (D) All of the above

4 >>In hereditary spherocytosis there is loss of connections between the membrane skeletal proteins. Which type of connections are lost? ?

  • (A) Horizontal
  • (B) Vertical
  • (C) Both
  • (D) Variable connections

5 >>Which of the following occurs in post splenectomy? ?

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  • (A) Neutropenia
  • (B) Thrombocytopenia
  • (C) Toxic cells
  • (D) Target cells

6 >>Target cells have: ?

  • (A) Decreased osmotic fragility
  • (B) Increased osmotic fragility
  • (C) Normal osmotic fragility
  • (D) None of the above

7 >>Pappenheimer bodies contain: ?

  • (A) Iron
  • (B) DNA
  • (C) RNA
  • (D) Ribosomal proteins

8 >>Howell-Jolly bodies contain: ?

  • (A) Iron
  • (B) DNA
  • (C) RNA
  • (D) Protein

9 >>Which statement is not true about RBC membrane? ?

  • (A) Spectrin and ankryin combined defect is the most common finding in HS
  • (B) Glycophorin is the most abundant integral protein followed by band-3
  • (C) Lipid compose 30% of red cell membrane mass
  • (D) Alteration in serum lipid concentration in influence the red cell membrane

10 >>Which of the following is not true about Inab phenotype? ?

  • (A) Inherited deficiency of CD 55
  • (B) Inherited deficiency of CD 59
  • (C) Inherited deficiency of CD 55 and CD 59 both
  • (D) Acquired deficiency of CD 55

11 >>Which is stored at 20-24°C? ?

  • (A) Packed red blood cells
  • (B) Platelets
  • (C) Fresh frozen plasma
  • (D) Cryoprecipitate

12 >>TA-GVHD differs from GVHD by the presence of: ?

  • (A) Skin rash
  • (B) Diarrhea
  • (C) Jaundice
  • (D) Pancytopenia

13 >>Which of the following is not true about post-transfusion purpura? ?

  • (A) Usually develops 1 week after transfusion
  • (B) Most patient’s have anti-HPA-1a antibodies
  • (C) Treatment of choice is IVIg
  • (D) Severe thrombocytopenia is rare

14 >>Use of filter can prevent all of the following, except: ?

  • (A) CMV infection
  • (B) HCV transmission
  • (C) Febrile non-hemolytic transfusion reaction
  • (D) Reduce the risk of alloimmunization

15 >>Cryoprecipitate contains all of the following, except: ?

  • (A) VWF
  • (B) Factor VIII
  • (C) Fibrinogen
  • (D) Factor IX

16 >>All of the following should be irradiated, except: ?

  • (A) FFP
  • (B) Granulocytes
  • (C) RBCs
  • (D) Platelets

17 >>Which statement is not true about DCT? ?

  • (A) Detects agglutination of antibody coated red cells
  • (B) It may detect complements attached to red cell surface
  • (C) It is used for cross matching
  • (D) It is positive in hemolytic disease of newborn because of Rh incompatibility

18 >>Which is not a mandatory test in screening of blood donation? ?

  • (A) Hepatitis C antibody
  • (B) Hepatitis B
  • (C) Malaria
  • (D) Typhoid

19 >>Which of the following situation will lead to intravascular hemolysis? ?

  • (A) Group O RBC to Group A recipient
  • (B) Group O RBC to Group AB recipient
  • (C) Rh +ve RBC to Rh -ve recipient
  • (D) Group A RBC to group O recipient

20 >>The duffy blood group system is functionally associated with: ?

  • (A) Invasion by P. falciparum
  • (B) Red cell urea transporter
  • (C) Maintenance of membrane integrity
  • (D) Invasion by P. vivax

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