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13 questions from this quiz
Movement of ions across neuron membrane
Inside negative, outside positive
Minimum stimulus to start nerve impulse
Impulse size unaffected by stimulus size
Number of neurons & impulse frequency
Inside becomes positive
Time for nerve to recover
Increases speed via nodes of Ranvier
Greater diameter = faster impulse
Gap between two neurons
Noradrenaline and dopamine
Broken down or reabsorbed
Ensure impulses travel one direction only
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