Botulinum toxin acts on -
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.
Synapse
Smooth muscle of intestine
Central nervous system
Sensory nerves
Pharmacodynamics