Which of the following choices does BEST account for the ion

Which of the following choices does BEST account for the ionic basis of the \"all or none\" threshold of an action potential? Voltage-gated calcium channels the sodium/potassium pump ligand-gated sodium channels at the axon terminal voltage-gated sodium channels at the axon hillock BOTH sodium and potassium leaky channels

Solution

Q: Which of the following choices BEST accounts for the ionic basis of the \"all or none\" threshold of an action potential?

Answer: d) Voltage-gated sodium channels at the axon hillock