Some native peoples of south america use the drug curare to poison the tips of their hunting arrows. when an animal is struck by the arrow, it goes limp and quickly suffocates. why?

Acetylcholine receptor locales are blocked. Acetylcholine receptors are found on the surface of muscle cells, moved in the neurotransmitter between nerve cells and muscle cells. It is ligand-gated particle channels, and, as different individuals from the "Cys-circle" ligand-gated particle channel superfamily, are made out of five protein subunits symmetrically organized like fights around a barrel.