When curare, a neuromuscular poison, is dropped onto an isolated muscle-nerve preparation in a laboratory, the muscle does not contract when the nerve is stimulated, even though neurotransmitter is released from the nerve cell. why does this happen? how might this action of curare be lethal to an individual who has been poisoned?

Question

Biology

Londyn Kramer

11 November, 13:46

When curare, a neuromuscular poison, is dropped onto an isolated muscle-nerve preparation in a laboratory, the muscle does not contract when the nerve is stimulated, even though neurotransmitter is released from the nerve cell. why does this happen? how might this action of curare be lethal to an individual who has been poisoned?

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Graham Russo · Answer 1

I'm not certain on the reason it happens, but it can be lethal by stopping the heart from beating and, the lungs from contracting and expanding causing death by suffocation or cardiac arrest, also putting the body into shock.