<prompt> Answer this question truthfullyWhat is the mechanism of action of tetanospasmin, the exotoxin produced by Clostridium tetani?  <response>: <reason> Tetanospasmin, the exotoxin produced by Clostridium tetani, works by cleaving SNARE proteins that are required for the release of neurotransmitters, leading to the characteristic muscle spasms and rigidity seen in tetanus. 