Minor Surgery l

Question 1

Local anesthetics block ____ to prevent _____ of pain stimuli

Answer 1

Na
deoplarization & propogation
“non polarization block”

Question 2

If you have 10 cc of 1% lidocaine,, how many mg?

Answer 2

100 mg of lidocaine

add a zero

Question 3

Dehiscence - wound rupture along incision after suture is closed. resuture within how long?

Answer 3

48-72 hrs

Question 4

1 cc of 1% is ___ of lidocaine

Answer 4

10 mg

Question 5

SQ angle degrees

Answer 5

30-35

Question 6

ID angle degrees

Answer 6

5-10

Question 7

IM angle degrees

Answer 7

90

Question 8

Amides are metabolized by _____ organ.

Answer 8

liver

Question 9

true allergies are _____

Answer 9

rare

Question 10

lidocaine is a ______ metabolized by Liver

Answer 10

amid

Question 11

lidocaine onset and duration

Answer 11

1-10 min onset

30 -60 min duration

Question 12

Topical amides

Answer 12

lidocaine and EMLA cream/patch

Question 13

Bupivaine/Marcaine used for what?

Answer 13

digit blocks

Question 14

Mepivicain

Answer 14

8-10 min onset

2-2.5 hr duration

Question 15

Mepivicain max adult

Answer 15

5 mg/kg of 1%, not ot exceed 400 mg

Question 16

Ester metabolized in ______ by ______

Answer 16

peripheral plasma (procaine plasma)
pseudocholinesterase

Question 17

Ester - what type of reactions

Answer 17

more allergic reactions

Question 18

Ester Topicals:

Answer 18

benzocaine - poorly absorbed, need at least 10%
proparacaine - ophthalm, < 1 min onset, 15 min duration
cocaine - ENT procedures, < 1 min onset, 1 hr duration
TAC - tetracaine, epi, cocaine, cheap and fast

Question 19

Benzocaine

Answer 19

ester

Question 20

Infiltrative ester

Answer 20

procaine/novocaine - allergic rxn common, slower onset and same duration as lidocaine

Question 21

TAC

Answer 21

tetracaine, epi, cocaine, cheap and fast

Question 22

cocaine

Answer 22

ENT procedures, < 1 min onset, 1 hr duration

Question 23

proparacaine

Answer 23

ophthalm, < 1 min onset, 15 min duration

Question 24

benzocaine

Answer 24

poorly absorbed, need at least 10%

Question 25

Signs of ADRS to anesthetics:

Answer 25

toxicity allergic/hypersens autonomic - hyper, tachy, sweat, dizzy syncope

Question 26

toxicity Tx with ____ SSx

Answer 26

``` inadvertent injection into major vessel CNS depressant (bradycardia, hypotension) Tx w O2 ```

Question 27

Allergic RXn to anesthetics; TX?

Answer 27

TX w benedryl | Severe tx w EPI

Question 28

MC anesthetic to result in allergic rxn?

Answer 28

procaine

Question 29

Uses of EPI

Answer 29

decrease oozing eliminating absorp decrease risk of toxic rxns circulating anesthetics (keeps everything in that area)

Question 30

SE of EPI

Answer 30

anxiety, restlessness, tremors, palps, tachy

Question 31

DOSE of EPI | ______ concentrations with MAX of _____

Answer 31

1:200,000 | < 0.2 mg

Question 32

Ax of EPI

Answer 32

IV push of Mg and B6 (increase COMT metabolism) | also, betaglucagon

Question 33

Caution use of EPI with pt with

Answer 33

PVD, HTN