What Is the Mechanism by Which Benzocaine Exerts Its Analgesic

Multiple Choice

What is the mechanism by which benzocaine exerts its analgesic effect?

A) The blockage of nerve sodium channels with a resultant termination of signal propagation
B) The blockage of nerve calcium channels with a resultant stagnation of signal propagation
C) The interruption of synaptic signals with a resultant increase in action potential
D) The blockage of sympathetic nervous system innervation