CLS CLS Hematology and Coagulation

Question 1

Which blood cell type is primarily responsible for oxygen transport?

Accepted Answer

Erythrocytes

Answer

Leukocytes

Answer

Thrombocytes

Answer

Monocytes

Question 2

What is the normal reference range for hemoglobin in adult males?

Accepted Answer

13.5–17.5 g/dL

Answer

8–10 g/dL

Answer

12–14 g/dL

Answer

18–22 g/dL

Question 3

Which coagulation pathway is initiated by tissue factor (Factor III)?

Accepted Answer

Extrinsic pathway

Answer

Intrinsic pathway

Answer

Common pathway

Answer

Fibrinolytic pathway

Question 4

The Prothrombin Time (PT) test primarily evaluates which coagulation pathway(s)?

Accepted Answer

Extrinsic and common pathways

Answer

Intrinsic pathway only

Answer

Platelet aggregation

Answer

Fibrinolytic pathway

Question 5

Which white blood cell type is normally most numerous on a peripheral blood smear?

Accepted Answer

Neutrophils

Answer

Lymphocytes

Answer

Monocytes

Answer

Eosinophils

Question 6

What does Mean Platelet Volume (MPV) measure on a CBC?

Accepted Answer

Average platelet size

Answer

Average red blood cell volume

Answer

Total platelet count

Answer

Platelet aggregation activity