hematology 1

Question 1

TRUE OR FALSE

Arterial blood - dark red
Venous blood - bright red

Answer 1

FALSE

Question 2

What leukocytes are composed of?

Answer 2

Neutrophils
Lymphocytes
Monocytes
Eosinophils
Basophils

Question 3

PREFIXES

ante-
ferr-
xanth-

Answer 3

before
iron
yellow

Question 4

Who discovered H. pylori and function of platelets?

Answer 4

Giulio Bizzozero

Question 5

WHAT ARE THE PREFIXES OF THE FF.

slow
hard
spinal cord
eat/ingest

Answer 5

Brady-
scler-
myel(o)
phago-

Question 6

Composition of Blood?

Answer 6

Liquid (Plasma/ Serum)
Water [91.5%]
Chemicals

Question 7

TRUE OR FALSE

James Homer Wright proposed hygienic measures: isolation, quarantine,
burning clothes worn by infected and wearing facemasks

Answer 7

FALSE (Athanasius Kircher)

Question 8

Give three services offered by hema and hemostasis lab

Answer 8

● Specimen collection and Preparation for exam
● Quantitative manual and Instrumental Measurements of Cells
● Measurements of Cell Volumes
● Evaluation of Cellular Content and Components
● Cellular Identification
● Identification of reactive or neoplastic alterations of cell populations
● Evaluation of leukocytes, erythrocytes and platelet
function
● Evaluation of cellular development and formation (BM)
● Evaluation of hemostatic function

Question 9

TRUE OR FALSE

leuko- = white

Answer 9

TRUE

Question 10

Total volume of RBC for M and F

Answer 10

M: 5-6 L
F: 4-5 L

Question 11

Decrease in all blood cells

Answer 11

Pancytopenia

Question 12

Production of WBC (Granulocytes)

Answer 12

Granulopoiesis

Question 13

Splenectomy

Answer 13

Removal of spleen

Question 14

Hemoglobinopathy

Answer 14

Disease in the globin part

Question 15

Erythrophagocytosis

Answer 15

Macrophage eating RBC (Due to old rbc, rbc attached with AB)

Question 16

Autolysis

Answer 16

Digestion of cells by their own enzymes

Question 17

Decrease serum albumin (major protein)

Answer 17

Hypoalbuminemia

Question 18

Metaplasia

Answer 18

Change from columnar to squamous epithelium

Question 19

Poilkilocytosis

Answer 19

Increase in variability of RBC

Question 20

Agranulocytosis

Answer 20

Decrease neutrophil count

Question 21

Appearance
Diameter
Size of Zone of pallor
of RBC

Answer 21

RBCs appear salmon pink and measure 7 to 8 mm in diameter with a zone of pallor that occupies one third of their center

Question 22

Giulio Bizzozero describe the platelets as

Answer 22

petite plaques

Question 23

Loss of oxygen-carrying capacity and is often reflected in a reduced RBC count or decreased RBC hemoglobin concentration

Answer 23

Anemia

Question 24

increased RBC count reflecting increased circulating RBC mass, a condition that leads to hyperviscosity

Answer 24

Polycythemia

Question 25

Matches the osmolality of blood; consequently, the suspended RBCs retained their intrinsic mor- phology, neither swelling nor shrinking.

Answer 25

normal saline (1:200 dilution)

Question 26

Drabkin reagent

Answer 26

weak solution of potassium cyanide and potassium ferricyanide for hemoglobin measurement

Question 27

the ratio of the volume of packed RBCs to the volume of whole blood

Answer 27

Hematocrit (PACKED CELL VOLUME)