Anesthetics 3 Flashcards Preview

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Flashcards in Anesthetics 3 Deck (14):
1

Topical anesthetics tetracaine, lidocaine, and cocaine used on

muscous membranes, cornea

2

Epi __________ duration of anesthesia

doubles

3

Small electrical current forces anesthetic into tissue (dentistry)

iontophoresis

4

Series of injections to form wall of anesthesia operative field. Less drug for greater area

Field block anesthesia

5

Injected into or adjacent to a nerve or nerve plexus. Large area with small amount. Better than infiltration or field block

nerve block anesthesia

6

Injection into lumbar subarachnoid space. Spread in CSF controlled by horizontal tilt of pt. Use _________ solutions

Spinal anesthesia
Hyperbaric

7

Injection into lumbar or caudal epidural space. Absorbed into systemic circulation. Most be closely monitored to prevent cardiac depression and neurotoxicity in mother/neonate

epidural anesthesia

8

Bupivacaine used for

labor/delivery
obstetrical use

9

Only local anesthetic that causes vasoconstriction

Cocaine

10

First synthetic local anesthetic. Short duration. Metabolized to PABA

Procaine

11

Topical anesthetic. Tx of sunburn and pruritus

Benzocaine

12

Infiltration, nerve block, epidural, spinal anesthesia
60-120 mins

lidocaine

13

Metabolized to o-toludine which can cause methemoglobinemia

prilocaine

14

Topical anesthetics benzocaine used on

skin