nerve system

| December 4, 2015

An action potential is being generated at the node of a myelinated axon. Which of the
following statements is false?
A. Sodium is entering the axon interior through voltage-gated sodium channels.
B. Potassium is leaving the axon interior through potassium channels.
C. Calcium is entering the axon interior through voltage-gated calcium channels.
D. A net inward current is flowing across the plasma membrane of the node.
E. Current is leaving the region of the node axially, through the cytosol of the nerve cell.

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Category: Biology

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