Lecture 5- hematology Lab

Question 1

Hematology

Answer 1

Study of blood

Question 2

What are the 4 blood components

Answer 2

RBC, WBC, plasma, platelets

Question 3

What does plasma contain

Answer 3

Proteins, nutrients, clotting factors

Question 4

What is the function of RBC, WBC

Answer 4

RBC- carry O2 to cells and CO2 away
WBC- immune system

Question 5

Key component in clotting

Answer 5

Platelets

Question 6

What does a packed cell volume directly measure

Answer 6

Measurement of RBC mass

Question 7

What is the anticoagulated process

Answer 7

Whole blood is centrifuged in a microhematocrit tube to separate plasma, Buffy coat, and RBC’s

Question 8

What is the normal PCV range for dogs, cats, horses

Answer 8

30-50%

Question 9

If the plasma, buffy coat, and RBC’s equal 100% what do the RBC’s compose

Answer 9

46%

Question 10

Plasma protein is na measure of

Answer 10

Total protein, really “total solids”

Question 11

What units is plasma protein measured in

Answer 11

G/dL

Question 12

What is the normal range for plasma proteins

Answer 12

6-8g/dL

Question 13

How do you measure plasma protein

Answer 13

Take Buffy coat for PCV tube and place drop on refractometer

Question 14

What indicates a good blood smear

Answer 14

Presence of a monolayer

Question 15

Blood smear examination at 10x

Answer 15

Identify the monolayer

Question 16

Blood smear examination at 40/50x

Answer 16

Leukocyte differential

Question 17

Blood smear examination at 100x objective

Answer 17

Cellular morphology and infectious organisms