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  • Nervous System: Neuron Structure and Impulse Transmission
  • For most excitable cells, the threshold is about ______ mV.
Multiple choice

For most excitable cells, the threshold is about ______ mV.

  1. -55 to -60

  2. 55 to 60

  3. -75 to -90

  4. 75 to 90

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

For typical excitable cells like neurons, the threshold potential required to trigger an action potential is approximately -55 to -60 mV.

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