Anesthesia Flashcards
1
Q
Local Anesthetic (main effects)
A
Local anesthetic cause reversible blockade of transmission in peripheral nerves or spinal cord, usually to stop pain signals
2
Q
Local anesthetics (drugs)
A
- lidocaine
- bupivicaine
- mepivicaine
- ropivicaine
- proparacaine
3
Q
Local anesthetics (amides)
A
metabolized in the liver
- lidocaine
- bupivacaine
- mepivacaine
- ropivacaine
- prilocaine
- dibucaine
4
Q
Local anesthetics (esters)
A
hydrolyzed by plasma esterases (shorter half life)
- procaine
- proparacaine
- benzocaine
- tetracaine
- cocaine
5
Q
Local anesthetic (mechanism of action)
A
prevents depolarization and blocks the propagation of an action potential by inhibiting the influx of sodium through voltage-dependent Na+ channels (bind to Na+ channel receptors in nerve membrane)
