| Term 
 | Definition 
 
        | fish toxin that blocks voltage gated Na Channels |  | 
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        | Term 
 | Definition 
 
        | cone snail toxin similar to TTX |  | 
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        | Term 
 | Definition 
 
        | toxin from marino dinoflagellates, similar to TTX. |  | 
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        | Term 
 | Definition 
 
        | fish-hunting cone snail toxin that blocks  voltage gated Ca2+ channels |  | 
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        | Term 
 | Definition 
 
        | funnel web spider toxin that blocks voltage gated Ca2+ channels |  | 
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        | Term 
 | Definition 
 
        | bee venom, Ca-activated K+ channels |  | 
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        | Term 
 | Definition 
 
        | scorpion venom, blocks pores of Ca activated K channels and votalge gated K channels |  | 
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        | Term 
 | Definition 
 
        | plant toxin, competitive inhibitor of ACh receptors |  | 
        |  | 
        
        | Term 
 | Definition 
 
        | snake toxin, irreversible inhibitor of nictonine ACh receptors |  | 
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        | Term 
 | Definition 
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        | Term 
 | Definition 
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        | Term 
 | Definition 
 
        | prevents neurotransmitter release in CNS |  | 
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        | Term 
 | Definition 
 
        | prevents release of ACh at NMJ |  | 
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