Basic Hematology Concepts And Laboratory Procedure

Question 1

Insufficient centrifugation

Answer 1

False increase in hematocrit (Hct) value

Question 2

Variation in red cell size

Answer 2

Anisocytosis

Question 3

Preferable site for bone marrow aspiration and biopsy in an adult?

Answer 3

Iliac crest

Question 4

Change in shape of erythrocyte

Answer 4

Poikilocytosis

Question 5

MCV

Answer 5

MCV = (Hct➗RBC) x 10

Question 6

MCH

Answer 6

MCH = (Hg➗RBC) x 10

Question 7

MCHC

Answer 7

MCHC = (Hg➗Hct) x 100

Question 8

WBC count

Answer 8

WBC count =      cells ct x dilution factor
                            ————————————
                             Area ct (mm2) x depth

Question 9

Erythrocyte containing iron granules is stained with prussian blue

Answer 9

Siderocytes