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: Microbiology
All of the following infections are often associated with acute intravascular hemolysis, except: 
Select and explain. 
A. Clostridium tetani, B. Baonella bacilliformis, C. Plasmodium falciparum, D. Babesia microti
A: Clostridium tetani
Answer: A: Clostridium tetani 
Explanation: Clostridium tetani acts by releasing 'tetanospasmin' which acts by blocking neurotransmitter release (It has no role in haemolysis). Ref: Harrison's Principles of Internal Medicine, 15th Edition, Page 690