Various toxins from snakes, scorpions, and fish are called ___ ...

[fahad]

Various toxins from snakes, scorpions, and fish are called ___ because of their sites of action in the nervous system.
 
  A) neural blockers
  B) neuroantagonists
  C) neurotoxins
  D) nociceptors

Question 2

Tetrodotoxin is a deadly poison because it blocks:
 
  A) Sodium ion channels
  B) Potassium ion channels
  C) TDT channels
  D) Chloride ion channels

[cclemon1]

Answer to Question 1

C

Answer to Question 2

A

[fahad]

Wow, this really help

[tranoy]

Thanks for the timely response, appreciate it