Home » The poison curare is a(n) ________ for the neurotransmitter acetylcholine. Human Brain MCQs The poison curare is a(n) ________ for the neurotransmitter acetylcholine. December 31, 2021 4 Views Q. The poison curare is a(n) ________ for the neurotransmitter acetylcholine. A. antagonist B. protagonist C. agonist D. cure Answer: antagonist