COMPLETE BLOOD COUNT

Question 1

What stain is used for staining PBS

Answer 1

Wright-Giemsa Stain

Question 2

Troubleshooting;

RBCs appear gray
WBCs are too dark
Eosinophil granules are gray, not orange

Answer 2

Stains are too alkaline
Inadequate rinsing
Prolonged staining
Heparinized specimen

Question 3

Troubleshooting;

RBCs are too pale
RBCs are too red
WBCs are barely visible

Answer 3

Stains are too acidic
Under-stained
Overrinsing

Question 4

Reference interval of WBC

Answer 4

4.3-10.8 x 10^9/L

Question 5

Reference interval of RBC for male

Answer 5

4.20 - 6.00 x10^6/L

Question 6

Reference interval of RBC for female

Answer 6

3.80 - 5.20 x 10^6/L

Question 7

Reference interval of Hemoglobin for male

Answer 7

13.5 - 18.0 g/dL

Question 8

Reference interval of Hemoglobin for female

Answer 8

12 - 15 g/dL

Question 9

Reference interval of Hematocrit for male

Answer 9

40 - 54%

Question 10

Reference interval of Hematocrit for female

Answer 10

35 - 49%

Question 11

Reference interval of MCV

Answer 11

80-100 fL

Question 12

Reference interval of MCH

Answer 12

26 - 32 pg

Question 13

Reference interval of MCHC

Answer 13

32 - 36 g/dL

Question 14

Reference interval of RDW

Answer 14

11.5 - 14.5%

Question 15

Reference interval of PLT

Answer 15

150-450 x 10^3/uL

Question 16

Reference interval of RETIC

Answer 16

20-115 x 10^3/uL
0.5-2.5%

Question 17

Relative Differential Count of Neutrophil

Answer 17

48-70%

Question 18

Relative Differential Count of Lymphocytes

Answer 18

18 - 42%

Question 19

Relative Differential Count of Monocyte

Answer 19

1 - 10%

Question 20

Relative Differential Count of Eosinophil

Answer 20

1 - 4%

Question 21

Relative Differential Count of Basophil

Answer 21

0 - 2%

Question 22

Method for hemoglobin determination

Answer 22

Cyanmethemoglobin

Question 23

In hemoglobin determination blood is diluted in

Answer 23

Drabkin solution

Question 24

Hematocrit of Newborn

Answer 24

48 - 68%

Question 25

Hematocrit of Infant

Answer 25

38 - 48%

Question 26

Bore size of capillary tube

Answer 26

2mm

Question 27

Length size of capillary tube

Answer 27

75mm

Question 28

Microcytic and Hypochromic

Answer 28

TAILS Thalassemia Anemia of chronic disease Iron deficiency anemia Lead poisoning Sideroblastic anemia

Question 29

Normocytic and Normochromic

Answer 29

AHAS Aplastic anemia Hemolytic Acute blood loss Sickle cell anemia

Question 30

Macrocytic and Normochromic

Answer 30

Pernicious anemia Megaloblastic anemia