Multiple Choice
The cationic form of a local anesthetic is needed to penetrate the nerve membrane,and the free base form exerts blocking action by binding to the specific receptor site.
A) Both statements are true.
B) Both statements are false.
C) The statement is true,the second is false.
D) The first statement is false,the second is true.
Correct Answer:

Verified
Correct Answer:
Verified
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