Hematology Quiz | Practice MCQ #mcq.ImBooz


Multiple Choice Questions on Hematology | Objective Questions | Hematology | MCQ

1 >>All of the following are the normal hemostasic response to vascular injury, except: ?

  • (A) Endothelium
  • (B) Stasis of blood flow
  • (C) Platelets
  • (D) Coagulation factors

2 >>Which of these statements is not true regarding platelets? ?

  • (A) During maturation megakaryocytes undergoes endomitotic nuclear division
  • (B) Thrombopoietin is mainly produced by liver
  • (C) Lifespan of platelets is 7-10 days
  • (D) They extrude their nucleus before forming mature platelets

3 >>Palpable purpura is seen in all except: ?

  • (A) ITP
  • (B) HSP
  • (C) Acute meningococcemia
  • (D) Polyarteritis nodosa

4 >>One unit of random donor platelet ideally increases the platelet count in an adult by: ?

  • (A) 5000
  • (B) 10000
  • (C) 15000
  • (D) 20000

5 >>Most specific test in diagnosing HIT: ?

  • (A) ELISA
  • (B) Serotonin release assay
  • (C) Prolonged PT/APTT
  • (D) Prothrombin fragment 1.2 level

6 >>Most common cause of thrombocytopenia in children is: ?

  • (A) Aplastic anemia
  • (B) ITP
  • (C) TTP
  • (D) Drug induced

Hematology Objective Questions | Hematology Quiz

7 >>In Thrombotic Thrombocytopenic Purpura (TTP) which of the following is true? ?

  • (A) PT is prolonged
  • (B) APTT is prolonged
  • (C) Both PT and APTT are prolonged
  • (D) Both PT and APTT are normal

8 >>Falsely low platelets (pseudo thrombocytopenia) is seen in all except: ?

  • (A) EDTA
  • (B) Presence of giant platelets
  • (C) Multiple myeloma
  • (D) Heparin

9 >>Which of the following is not a first line therapy in ITP? ?

  • (A) IVIg
  • (B) Anti-D
  • (C) Rituximab
  • (D) Steroids

10 >>Which of the following is not true regarding post transfusion purpura? ?

  • (A) It is most commonly due to anti HPA-1a antibodies
  • (B) Usually develops after 3 weeks of blood transfusion
  • (C) The treatment of choice is IVIg
  • (D) Even HLA matched platelets are not useful

11 >>Bernard – Soulier syndrome is characterized by all except: ?

  • (A) Low platelet count
  • (B) Giant platelets
  • (C) Aggregation with ristocetin
  • (D) Has defect in GPIb/IX

12 >>In TTP, anemia is due to: ?

  • (A) Autoimmunity
  • (B) Hypersplenism
  • (C) Bleeding
  • (D) Platelet aggregates (microangiopathy)

13 >>Which of the following is true about von Willebrand factor? ?

  • (A) It cross links platelet to each other
  • (B) It is functional in large multimeric form
  • (C) Plasma VWF is derived from platelets
  • (D) It carries factor IX

Hematology Objective Questions | Hematology Quiz

14 >>Which of the following does not inhibit platelet activation? ?

  • (A) Ecto-ADPase
  • (B) Prostacyclins
  • (C) Nitric oxide
  • (D) ADP

15 >>Which of the following is the strongest activator of platelet? ?

  • (A) Thrombin
  • (B) Serotonin
  • (C) Thromboxane A2
  • (D) Epinephrine

16 >>Which of the following is not true? ?

  • (A) Coagulation is started by the interaction of tissue factor with factor VIIa
  • (B) Factor VIIa/TF complex activates IX and X Platelets and Hemostasis 5
  • (C) Tissue factor is expressed on endothelial cell
  • (D) Small amount of factor VII circulates in activated form but is inactive unless bound to tissue factor

17 >>Which of the following is not a risk factor for disseminated intravascular clotting (DIC)? ?

  • (A) Amniotic fluid embolism
  • (B) Snake bite
  • (C) Abruptio placentae
  • (D) Major orthopedic surgery

18 >>Which of the following is not seen in DIC? ?

  • (A) Prolonged PT/APTT
  • (B) Thrombocytopenia with schistocytes in peripheral blood
  • (C) High levels of FDP/D-dimer
  • (D) Increased fibrinogen levels

Hematology Objective Questions | Hematology Quiz

19 >>A falsely low platelet count can be seen in all of the following, except: ?

  • (A) Platelet aggregation
  • (B) Platelet satellitism
  • (C) Presence of giant platelets
  • (D) Hyper gammaglobulimenia

20 >>Macrothrombocytopenia is characteristically seen in all, except: ?

  • (A) Bernard-Soulier syndrome
  • (B) Gray-platelet syndrome
  • (C) May-Hegglin anomaly
  • (D) Wiskott-Aldrich syndrome

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