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hema Flashcards

1
Q
  1. There was a request for PT and PTT. What should be done if the patient’s
    hematocrit is 60%?
    A. Immediately proceed to testing
    B. Reduce the volume of citrate anticoagulant
    C. Recollect sample and dilute
    D. Use a 3.8% sodium citrate instead
A

B

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2
Q
  1. Compute for MCV if the following are given:
    Hematocrit = 45%
    RBC count = 7 x10^12/ L
    Hemoglobin = 13g/dl
    A. 65 femtoliters
    B. 64 femtoliters
    C. 66 femtoliters
    D. 70 femtoliters
A

b

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3
Q
  1. True about fibrinolysis, except:
    A. Plasmin is the active form that lyse a clot
    B. Inadequate fibrinolysis will lead to thrombosis
    C. Degradation of a stabilized clot will lead to D-Dimer formation
    D. NONE OF THESE
A

d

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4
Q
  1. Which of the following clotting factor is being described?
    *Large and consumed during clot process
    *Increases during inflammation
    *Not vitamin K dependent
    A. Factor II
    B. Fibrinogen
    C. Factor XII
    D. Factor VI
A

b

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5
Q
  1. What is the other name of Factor VII?
    A. Proaccelerin
    B. Proconvertin
    C. Labile factor
    D. Laki-Lorand
A

b

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6
Q
  1. Wintrobe or RBC indices are important tests in classifying what disorder?
    A. Anemia
    B. Leukemia
    C. Platelet dysfunction
    D. AOTA
A

a

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7
Q
  1. Which of the following does not describe a normal red blood cell?
    A. Characterized by a 1/3 central pallor
    B. Biconcave disc shape
    C. Contains reticulum of RNA- characteristics of reticulocyte
    D. Smaller than its precursors
A

c

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8
Q
  1. A non-specific test for inflammatory conditions:
    A. OFT
    B. ESR
    C. Hematocrit
    D. Acid serum test
A

b

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9
Q
  1. What is the anticoagulant used in platelet function test?
    A. EDTA
    B. Citrate
    C. Oxalate
    D. Non-anticoagulated blood
A

b

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10
Q
  1. A blood cell that is being described as “specks of dust” under Wright-stained smear:
    A. RBC
    B. Agranulocyte
    C. Platelets- smallest blood cells
    D. Granulocyte
A

c

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11
Q
  1. The blood pressure cuff should not be inflated by more than __mmHg if the patient is
    obese.
    A. 40
    B. 50
    C. 60
    D. 100
A

a

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12
Q
  1. Which of the following type of anemia is correlated with the following lab results:
    *MCV 90fl
    *Increased Reticulocyte count
    A. Iron deficiency anemia
    B. Megaloblastic anemia
    C. Hemolytic anemia
    D. Aplastic anemia
A

c

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13
Q
  1. True about blood film preparation:
    I. 30-45-degree spreader angle
    II. Amount of blood used should be 0.05ml or 2-3mm
    III. Distance of the drop of blood to the end of slide should be 1 cm
    A. 1,2
    B.1,3
    C.2,3
    D.1,2,3
A

d

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14
Q

14.What is the chromatin pattern of most mature blood cells?
A. Fine
B. Delicate
C. Clumped and condensed
D. AOTA

A

c

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15
Q
  1. Erythropoietic stage that is characterized by a small pyknotic nucleus:
    A. Metarubricyte
    B. Reticulocyte
    C. Rubriblast
    D. Prorubricyte
A

a

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16
Q
  1. Erythropoietic stage that can be mistaken as lymphocyte:
    A. Rubriblast
    B. Prorubricyte
    C. Rubricyte
    D. Metarubricyte
A

c

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17
Q
  1. Refers to the measurement of the ratio of the volume occupied by the RBCs to the
    volume of whole blood in a sample of capillary or venous blood:
    A. ESR
    B. Packed cell volume- Hematocrit
    C. Hemoglobin
    D. MCV
A

b

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18
Q
  1. A test that uses a reducing agent for detection of Hb S:
    A. Sodium metabisulfite test
    B. Sodium dithionite test
    C. OFT
    D. Kleihauer Betke
A

b

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19
Q
  1. Chronic blood loss will lead to what type of anemia?
    A. Microcytic, hypochromic anemia
    B. Macrocytic, normochromic anemia
    C. Normocytic, normochromic anemia
    D. Macrocytic, spherocytic anemia
A

a

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20
Q
  1. A medical condition characterized by autoantibodies to ADAMTS-13:
    A. TTP
    B. ITP
    C. DIC
    D. HUS
A

a

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21
Q
  1. These are group of inherited disorders causing structurally abnormal globin chain
    synthesis due to amino acid substitution
    A. Porphyria
    B. Sideroblastic anemias
    C. Thalassemias
    D. Hemoglobinopathies
A

d

22
Q
  1. What is the youngest cell in the granulocyte series that is normally present in the
    peripheral blood?
    A. Metamyelocyte
    B. Segmenters
    C. Band cells and Retics
    D. Myeloblast
A

c

23
Q
  1. What is the least predominant WBC in blood?
    A. Basophil
    B. Monocyte
    C. Lymphocyte
    D. Eosinophil
A

a

24
Q
  1. Which of the following WBC produces a major basic protein granule?
    A. Basophil
    B. Neutrophil
    C. Eosinophil
    D. Lymphocyte
A

c

25
Q
  1. The Naegili type leukemia:
    A. AML M4
    B. AML M5
    C. AML M3
    D. AML M6
A

a

26
Q
  1. Which of the following cytochemical stain is most useful in the diagnosis of
    erythroleukemia?
    A. LAP
    B. PAS
    C. Esterases
    D. MPO
A

b

27
Q
  1. Annexin-A and TRAP are useful in the diagnosis of what type of leukemia?
    A. Chronic lymphocytic leukemia
    B. Hairy Cell Leukemia
    C. Acute leukemia
    D. Erythroleukemia
A

b

28
Q
  1. Which of the following is not a basic component of a coulter Hema analyzer?
    A. Hydraulic system
    B. Circulating system
    C. Electrical system
    D. Pneumatic system
A

b

29
Q
  1. In electrical impedance, a cell obtained from volume sizes of 2 to 20 femtoliters is
    categorized and counted as:
    A. Granulocytes
    B. Platelets
    C. RBCs
    D. Mononuclear cells
A

b

30
Q
  1. Excessive lysing of RBCs will lead to what instrumental error?
    A. Positive error
    B. Either positive or negative error
    C. Negative error
    D. Invalid results
A

c

31
Q
  1. A form of cancer of the plasma cells:
    A. Myoma
    B. Myeloma
    C. Lymphoma
    D. Hematoma
A

b

32
Q
  1. Which of the following pair is not correct:
    A. Lazy leukocyte syndrome – Neutrophil
    B. Gaucher’s disease – Monocyte/Macrophage
    C. Hairy cell leukemia – B lymphocyte
    D. Niemann pick syndrome -Eosinophil
A

d

33
Q
  1. Large to purple to black primary granules that are peroxidase positive and can
    mistaken as Alder reilly granules:
    A. Dohle bodies
    B. Toxic granulation
    C. Pappenheimer bodies
    D. Chediak-Higashi granules
A

b

34
Q
  1. Heterozygous Pelger Huet are usually:
    A. Unilobed
    B. Bilobed
    C. Multilobed
    D. Poly-lobed
A

b

35
Q
  1. Mesanglial, Microglial, and Dust cells are examples of what cells?
    A. Lymphocytes
    B. Monocytes
    C. Macrophages
    D. Tissue neutrophils
A

c

36
Q
  1. A special stain for the demonstration of reticulum of reticulocytes:
    A. Wright’s stain
    B. Fuelgen stain
    C. New methylene blue
    D. Crystal violet
A

c

37
Q
  1. Which of the following pro-coagulant is stored in the Weibel Palade of the
    endothelial cells?
    A. Factor XIII
    B. Platelet
    C. Von Wille Brand factor
    D. Factor VIII
A

c

38
Q
  1. True about Protein C:
    I. Major inhibitor of coagulation
    II. Inhibits Factor Va and VIIIa
    III. Vitamin K dependent
    A. 1,3
    B. 1,2,3
    C. 2,3
    D. 1,3
A

b

39
Q
  1. Thrombin clotting time (TCT) is a test for:
    A. Thrombin
    B. Fibrinogen
    C. Fibrin
    D. Common pathway
A

b

40
Q
  1. Bleeding time is a test for:
    A. Primary hemostasis
    B. Secondary hemostasis
    C. Primary fibrinolysis
    D. Secondary fibrinolysis
A

a

41
Q
  1. A platelet dysfunction characterized by abnormality with gpIIb-IIIa:
    A. VwD
    B. Glanzmann’s thrombasthenia
    C. Bernard soulier syndrome
    D. Afibrinogenemia
A

b

42
Q
  1. Which of the following condition is not associated with deficiency of platelet dense
    granules?
    A. Wiskott-Aldrich syndrome
    B. Hermansky pudlak
    C. Quebec platelet disorder related to alpha granules
    D. Chediak Higashi
A

c

43
Q
  1. Which of the following vitamin is necessary for blood vessel formation and important for
    vascular integrity?
    A. Vitamin K
    B. Ascorbic acid
    C. Vitamin B
    D. Vitamin D
A

b

44
Q
  1. Owren’s disease/ Parahemophilia:
    A. Factor V deficiency
    B. Factor VIII deficiency
    C. Factor IX deficiency
    D. Factor XI deficiency
A

a

45
Q
  1. Which of the following is not a vitamin K dependent molecule?
    A. Stuart-Prower factor
    B. Protein C
    C. Stable factor
    D. Von Wille Brand Factor
A

d

46
Q
  1. Clauss Assay is used for measurement of:
    A. Fibrinogen
    B. Factor XIII
    C. Factor VIII
    D. Tissue factor
A

a

47
Q
  1. Which of the following is not a test for fibrinolytic system?
    A. Euglobulin
    B. Ethanol gelation
    C. Duckert’s
    D. D-Dimer
A

c

48
Q
  1. Compute for the RBC count
    *250 cells counted in the 5 small RBC squares
    *1:200 dilution was used
    A. 2,500,000 cells/ml
    B. 2,500,000 cells/ul
    C. 1,250,000 cells/ul
    D. 100,000 cells/ul
A

b

49
Q
  1. (SD/Mean) x100 is a formula implicated for the computation of what parameter?
    A. MCV
    B. RDW
    C. Reticulocyte count
    D. Hematocrit
A

b

50
Q
  1. A differential count was performed on a sample with 5x10^9/L WBC. There are 60%
    (convert to decimal) neutrophils. If we multiply these two given data and numbers, which of
    the following will be obtained?
    A. Absolute WBC count
    B. Corrected WBC count
    C. Relative WBC count
A

a

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