Pharmacology Lecture: Pain Management

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Questions and Answers

What is the mechanism of action of local anesthetics?

Local anesthetics work by blocking sodium channels in neurons, causing a rapid influx of sodium ions for firing.

Give an example of a common amide local anesthetic.

Common amide local anesthetics include lidocaine, bupivacaine, ropivacaine, and prilocaine.

What is the main function of local anesthetics?

Local anesthetics reduce sensation in specific body parts, prevent nerve impulse conduction, and block pain.

How do amide local anesthetics differ from ester local anesthetics in terms of their chemical structure?

<p>Amide local anesthetics have an amide linkage in their chemical structure, while ester local anesthetics have an ester linkage.</p> Signup and view all the answers

What is the classification of local anesthetics based on their process of affecting sensory and motor impulses?

<p>Local anesthetics are classified as either amide or ester based on their process of affecting sensory and motor impulses.</p> Signup and view all the answers