Match the following mechanisms of toxicity with the neurotoxin. a)Botulinium i)

Question

Match the following mechanisms of toxicity with the neurotoxin.

a)Botulinium                              i) blocks receptor sites of acetylcholinesterase

b)Tetradotoxin                           ii) blocks release of acetylcholine

c)Atropine                                  iii) blocks sodium channels

d)Hexachlorobenzene                iv) damages myelin sheath

e)Black widow spider venom    v) increases permeability of membrane to sodium

f)DDT                                        vi) massive release of acetylcholine

g)n-hexane                                 vii) none of the above mechanisms

Explanation / Answer

Answer:

a) Botulinum   ii) blocks release of acetylcholine

b) Tetrodotoxin    iii) blocks sodium channels

c) Atropine   i) blocks receptor sites of acetylcholinesterase

d) Hexachlorobenzene   iv) damages myelin sheath

e) Black widow spider venom v) increases permeability of membrane to sodium

f) DDT vi) massive release of acetylcholine

g) n-hexane vii) none of the above mechanisms

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