This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Bleeding time assesses 
Select and explain. 
A. Extrinsic clotting pathway, B. Intrinsic clotting pathway, C. Fibrinogen Level, D. Function of platelets
D: Function of platelets
Answer: D: Function of platelets 
Explanation: ref Robbins 8/e p666 bleeding time evaluation is used to measure the primary phase of hemostasis, which involves platelet adherence to injured capillaries and then platelet activation and aggregation. The bleeding time can be abnormal when the platelet count is low or the platelets are dysfunctional.