The Platelet Function Analyzer Standardized the Bleeding Time Method by Eliminating

Multiple Choice

The platelet function analyzer standardized the bleeding time method by eliminating the variables of the method. Which of the following represents the variables of bleeding time?

A) Dependence on the presence of calcium
B) Ingestion of aspirin
C) Room temperature, depth, location and direction of the incision; movement of the arm, and laboratician experience
D) Abnormal platelet count