Which of the following is true of local anesthetics?
A) They block sensory nerves at doses that do not inhibit motor nerve function.
B) Their primary mechanism of action is the blockade of norepinephrine receptors.
C) They permeate skeletal muscle more easily than they do sensory and autonomic nerves.
D) Their primary mechanism of action involves the blockade of potassium ions.
Correct Answer:
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