Which of the following is TRUE regarding the resting potential of a neuron?
a. ?In mammals it is about –20 millivolts.
b. ?During its resting state, all ionized particles can move freely into and out of the neuron.
c. ?The potential is maintained by high concentrations of magnesium outside the neuron.
d. ?It can also be referred to as a polarized state.
ANSWER:
d
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