This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Physiology
Which of the following is not mediated through negative feedback mechanism 
Select and explain. 
A. BP, B. GH formation, C. Thrombus formation, D. ACTH release
C: Thrombus formation
Answer: C: Thrombus formation 
Explanation: None