What is the name of the laboratory test used to measure the overall coagulation pathway, including both intrinsic and extrinsic pathways?

A Prothrombin Time (PT)
B Partial Thromboplastin Time (PTT) ✓
C Bleeding Time (BT)
D Thrombin Time (TT)

Explanation

The Partial Thromboplastin Time (PTT) measures the intrinsic and common coagulation pathways, while Prothrombin Time (PT) measures the extrinsic and common pathways. Bleeding Time (BT) assesses platelet function, and Thrombin Time (TT) evaluates fibrinogen conversion to fibrin.

Source

Williams Hematology
Hematology Hematology: Coagulation Disorders Hematology: Coagulation Disorders Easy MEDICAL Confidence: high