When sodium ions flow into the axon cytoplasm, ____.
A) the membrane potential reverses
B) the cytoplasm becomes more negatively charged
C) the interstitial fluid becomes more positively charged
D) an action potential is reversed
E) the membrane potential is re-established

Question

When sodium ions flow into the axon cytoplasm, ____.​
A) ​the membrane potential reverses
B) ​the cytoplasm becomes more negatively charged
C) ​the interstitial fluid becomes more positively charged
D) ​an action potential is reversed
E) ​the membrane potential is re-established

Quizplus · Accepted Answer

When sodium ions flow into the axon cytoplasm, the membrane potential reverses, causing depolarization and the initiation of an action potential.

When Sodium Ions Flow into the Axon Cytoplasm, ____