The First Event to Occur When an Adequate Stimulus Is

question 117

Multiple Choice

The first event to occur when an adequate stimulus is applied to a neuron is:

• A) the membrane potential moves immediately to a value of +30 mV.
• B) the potassium channels open.
• C) the sodium channels are inactivated.
• D) some of the sodium channels at the point of stimulation open.

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