Which of the Following Statements Accurately Describe Events That Occur

question 103

Multiple Choice

Which of the following statements accurately describe events that occur as a result of a local potential reaching threshold?

• A) Activation gates of Na⁺ channels begin to close.
• B) Inactivation gates of Na⁺ channels begin to open.
• C) A positive feedback cycle develops in which depolarization causes activation gates of Na⁺ channels to open.
• D) K⁺ channels begin to close.
• E) Both "Inactivation gates of Na⁺ channels begin to open" and "A positive feedback cycle develops in which depolarization causes activation gates of Na⁺ channels to open" are correct.

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