Which form(s) of a local anesthetic drug is (are) responsible for the actions of the drug on nerve membranes?

Name: Which form(s) of a local anesthetic drug is (are) responsible for the actions of the drug on nerve membranes?
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Question

Quizplus · Accepted Answer

Local anesthetic drugs act on nerve membranes in both their cation and neutral base forms. The neutral base form allows the drug to penetrate the nerve membrane, while the cation form is responsible for blocking sodium channels and preventing nerve impulse transmission.

Which Form(s) of a Local Anesthetic Drug Is (Are) Responsible