Local anesthetics like Novocaine and Lidocaine, which are used to block pain during painful medical procedures, exert their effect by blocking the opening of
A)voltage-gated potassium channels
B)voltage-gated calcium channels
C)voltage-gated sodium channels
D)potassium leak channels
E)sodium, potassium ATPase

Question

Quizplus · Accepted Answer

Local anesthetics like Novocaine and Lidocaine block pain by inhibiting voltage-gated sodium channels. By preventing sodium ions from entering the neuron, the action potential cannot be generated and the sensation of pain is blocked.

Local Anesthetics Like Novocaine and Lidocaine, Which Are Used to Block