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

Question

Quizplus · Accepted Answer

Room temperature, depth, location and direction of the incision; movement of the arm, and laboratician experience are all variables of the bleeding time method. A standardized method eliminates these variables to provide consistent and accurate results. The other options (A, B, D) represent factors that may affect platelet function and/or count, but they are not variables specific to the bleeding time method itself.

The Platelet Function Analyzer Standardized the Bleeding Time Method by Eliminating