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: Pathology
Following pathogenetic mechanisms operate in septic shock except - 
Select and explain. 
A. Increased peripheral vascular resistance, B. Veno constriction, C. Direct toxic endothelial injury, D. Activation of complement
A: Increased peripheral vascular resistance
Answer: A: Increased peripheral vascular resistance 
Explanation: Ans. is 'a' i.e., Increased peripheral vascular resistance