Which of the Following Is True About Threshold for an Action

question 87

Multiple Choice

Which of the following is true about threshold for an action potential?

• A) It is more positive than the resting membrane potential.
• B) Voltage-gated potassium channels begin to close.
• C) Voltage-gated potassium channels begin to open.
• D) The membrane begins to hyperpolarize.
• E) Threshold for a typical neuron is approximately -30 mV.

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