HEMATOLOGY

Question 1

In cold hemagglutinin disease, the macroscopic appearance of the patient’s blood film is:
a. Grainy
b. Filled with holes
c. Filled with blue specks
d. Filled with cracks

Answer 1

Grainy

Question 2

The following are examples of conditions demonstrating ineffective erythropoiesis, except:
a. Folate deficiency
b. Thalassemia
c. Renal disease
d. Sideroblastic anemia

Answer 2

c. Renal disease

Question 3

All of these globin chains are composed of 146 amino acids, except:
1. Alpha 2. Beta 3. Delta 4. Gamma

a. 1 and 3 b. 2 and 4 c. 1 and 2 d. 1 only

Answer 3

1 only

Question 4

Through what manner will the LMWH be administered to patients?

a. Subcutaneous injection
b. Oral
c. Rectal
d. Either A or B

Answer 4

a. Subcutaneous injection

Question 5

The primary platelet surface receptor for VWF is:
a. GP Ib/IX/V b. Thrombomodulin c. GP IIb/IIIa d. GP VI

Answer 5

GP Ib/IX/V

Question 6

For nos. 6 to 8, compute the MCV, MCH and MCHC of a blood specimen demonstrating the following
laboratory results:

RBC count = 4.19 X 1012/L
Hct = 0.40 L/L
Hb = 11.98 g/dL

What is the MCV?
a. 95.47 fL b. 72.13 fL c. 0.9546 fL d. 28.59 fL

Answer 6

95.47 fL

Question 7

RBC count = 4.19 X 1012/L
Hct = 0.40 L/L
Hb = 11.98 g/dL

What is the MCH?
a. 28.59 g/dL b. 31.16 pg c. 3.34 pg d. 28.59 pg

Answer 7

28.59 pg

Question 8

RBC count = 4.19 X 1012/L
Hct = 0.40 L/L
Hb = 11.98 g/dL
What is the MCHC?

a. 3.34 g/dL b. 28.59 pg c. 29.95 g/dL d. 3,000 g/dL

Question 9

The mean plasma concentration of fibrinogen is:

a. 500 to 800 mg/dL b.200 to 400 mg/dL
c. 100 to 150 mg/dL d. 50 to 80 mg/dL

Answer 9

200 to 400 mg/dL

Question 10

Aside from sodium citrate, another blood additive which may be found in a light blue top tube is:
a. Thrombin
b. CTAD
c. Acid citrate dextrose d. Sodium heparin

Answer 10

CTAD

Question 11

Which of the following appear as the first markers of megakaryocytic differentiation?
1.) CD71 2.) CD41 3.) CD45 4.) CD61

a. 1 and 2 b. 2 and 4 c. 2 and 3 d. 2, 3, and 4

Question 12

Cyanide-resistant Peroxidase stain may be used to detect:
a. Hairy Cell Leukemia
c. Chronic Myelogenous Leukemia
b. Hodgkin’s Lymphoma
d. Eosinophilic leukemia

Answer 12

Eosinophilic leukemia

Question 13

Identify from the choices below which laboratory findings may indicate that the blood specimen
contains cold agglutinins.
1.) High RBC count
2.) High MCV
3.) Low MCHC
4.) Blood film with grainy appearance

a. 1 and 2 b. 1 and 3 c. 2 and 4 d. 4 only

Answer 13

2 and 4