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Untitled Prezi

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Nienke Buijk

on 3 February 2014

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Transcript of Untitled Prezi

Dr. Westwood
Werking tetrodotoxine
- blokkeren natriumkanalen

- voorkomen depolarisatie --> geen actiepotentiaal

- geen overdracht meer van signalen
Fish away ©
- blokkeert kaliumkanaal

- verhogen rustpotentiaal

- maakt gebruik van trage natriumkanalen
- Gevoelloosheid in lippen, tong, gezicht en nek

- Pijn in maag en keel

- Verlamming

- Lage bloeddruk

Eten pufferfish

Hierna ging het
- veel water of lucht opnemen

- tetrodotoxine is 1200x giftiger dan cyanide

- heeft zelf een gemuteerd
Full transcript