Hema-Majors Flashcards
A chromosome instability disorder characterized by aplastic anemia, physical abnormalities (skin pigmentation, short stature, and hypogonadism), and cancer susceptibility
a. Aplastic anemia
b. Diamond-Blackfan Anemia
c. Fanconi anemia
d. Myelophthisic Anemia
c. Fanconi anemia
Monocytopenia may be expected in which of the following conditions?
a. Syphilis
b. Tuberculosis
c. Malaria
d. Aplastic Anemia
d. Aplastic Anemia
All of the following statements are true EXCEPT:
a. Lavender-stoppered tubes are used for CBC, WBC, and platelet testing.
b. Red-stoppered tubes are used for many tests, including serum enzyme
testing.
c. Gray-stoppered tubes are used for blood glucose tests.
d. Gray-stoppered tubes are used for CBC and WBC tests.
d. Gray-stoppered tubes are used for CBC and WBC tests.
Which of the following exhibits thrombocytopenia and giant platelet?
a. TAR syndrome
b. Bernard-Soulier syndrome
c. Alport syndrome
d. May-Hegglin anomaly
b. Bernard-Soulier syndrome
What is the last RBC stage to undergo mitosis?
a. Rubricyte
b. Metarubricyte
c. Prorubricyte
d. Rubriblast
a. Rubricyte
The correct volume ratio of blood to anticoagulant using the sodium citrate tube:
a. 1:9
b. 1:5
c. 9:1
d. 1: 19
c. 9:1
Which of the following is also known as Prostaglandin I2?
a. Adenosine
b. Prostacyclin
c. Thrombomodulin
d. von Willebrand Factor
b. Prostacyclin
The following are signs seen when there’s a problem in Primary hemostasis: 1.Epistaxis 2. Hematemesis 3.Purpura 4.Hemarthroses
a. 1,2& 3
b. 2 & 4
c. 1,2,3 & 4
d. 1&3
a. 1,2& 3
RBCs that lack central pallor even though they lie in a desirable area for evaluation are called:
a. Hypochromic cells
b. both
c. Hyperchromic cells
d. none
c. Hyperchromic cells
In manual hematocrit methods, the values are higher by ______ compared to values obtained using an automated analyzer because of trapped plasma .
a. 1-3%
b. 2-4%
c. 1-2%
d. 0.5-1%
a. 1-3%
Which of the following blood additives will inhibit the use of glucose by blood cells?
a. EDTA
b. Lithium iodoacetate
c. Heparin
d. Thrombin
b. Lithium iodoacetate
Which of the following may become a plasma cell after further transformation?
a. Null cell
b. B cell
c. Monocyte
d. T cell
b. B cell
All of the following are platelet aggregating reagents, except:
a. Barium sulfate
b. Collagen
c. Ristocetin
d. ADP
a. Barium sulfate
Factor VIII deficiency PT, APTT, TT result?
a. Prolonged, prolonged , normal
b. Prolonged, normal, normal
c. Normal, prolonged, normal
d. Normal, prolonged, prolonged
c. Normal, prolonged, normal
Which of the following laboratory findings is/are expected in a case of megaloblastic anemia?
a. Both
b. Neither
c. Oval macrocytes
d. Hypersegmented neutrophils
a. Both
Anemia may be detected through:
a. RBC count
b. All of these
c. Hematocrit
d. Hemoglobin
b. All of these
Calculate the WBC count if 53 WBC are counted in 2 small WBC squares using a 1:20 dilution and 7 NRBC are seen?
a. 5,300
b. 5,000
c. 4,300
d. 8,600
b. 5,000
Heinz bodies may be demonstrated by all of the following stains, except:
a. New methylene blue
b. Methyl violet
c. Wright’s stain
d. Crystal violet
c. Wright’s stain
Which of the following materials is needed for the Rumple-Leede test?
a. Glass rod
b. Cork
c. Thoma pipet
d. Sphygmomanometer
d. Sphygmomanometer
What is the corrected WBC count if 4 nrbc are seen, and the WBC count is 12 X 10^9/L
a. 11.5
b. 12
c. 11.3
d. 11.4
b. 12
These are cytoplasmic inclusions consisting of remnants of ribosomal ribonucleic acid (RNA) arranged in parallel rows. They appear as intracytoplasmic, pale blue
round or elongated bodies between 1 and 5 mm in diameter. They are usually located in close apposition to cellular membranes.
a. Toxic granulations
b. Dohle bodies
c. Azurophilic granules
d. Alder Reilley bodies
b. Dohle bodies
The bone marrow picture of Aplastic anemia is?
a. Hyperplastic
b. Can’ t be determined
c. Hypoplastic
d. Normocellular
c. Hypoplastic
Chemiluminescence is one of the tests utilized to detect:
a. Hemoglobinopathies
b. Thalassemia
c. Chronic granulomatous disease
d. All of these
c. Chronic granulomatous disease
Infection with Trichinella spiralis may demonstrate:
a. Monocytosis
b. Neutrophilia
c. Monocytosis
d. Eosinophilia
d. Eosinophilia