Which of the Following Statements About Voltage-Gated Sodium Channels Is

Multiple Choice

Which of the following statements about voltage-gated sodium channels is true?

A) All cells contain voltage-gated sodium channels.
B) Voltage-gated sodium channels are integral membrane proteins.
C) Voltage-gated sodium channels have roughly equal permeability to Na⁺ and K⁺.
D) Voltage-gated sodium channels open in response to any change in membrane potential.
E) Voltage-gated sodium channels open in response to binding of acetylcholine.