system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Botulinum toxin acts on -
assistant
The correct answer is  Ans. is 'a' i.e., Synapseo Botulinum toxin affectsNeuromuscular junction.Postganglionic parasympathetic nerve endings.Peripheral ganglia.o Central nervous system is not involved and there is no sensory involvement.o Botulinum toxin acts by inhibiting the calcium mediated exocytosis of ACh from the vesicles in the synapse.