What type of channel is affected by tetrodotoxin (TTX)? Choose the correct option
A) K+ channels are blocked by TTX.
B) TTX blocks the Na+ channel by binding tightly to a specific sight on the outside of the channel.
C) TTX blocks Cl- ion channels.
D) TTX sensitizes voltage-gated Na+ ion channels.
Ans: B
Health & Biomechanics
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