Which of the Following Statements Accurately Describe Events That Occur

question 121

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

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