pain control in dentistry pt 2

Question 1

temporarily anesthetize (numb) tiny nerve endings , reduces discomfort of dental injections & eliminates gag reflex , comes in liquid/ointment , gel and spray . Recommended time is 1-2 mins

Answer 1

topical anesthesia

Question 2

produce loss of sensation to pain in a specific area of the body without loss of consciousness

Answer 2

local anesthetic

Question 3

t/f the action of local anesthesia is reversed as the bloodstream carries away the solution

Answer 3

true

Question 4

to slow down the uptake of an aesthetic agent into the bloodstream and increase the duration of action

Answer 4

vacoconstrictors in anesthetics

Question 5

the smaller the ratio

Answer 5

the higher the percentage of vasoconstrictor

Question 6

when should you not use the vasoconstrictor

Answer 6

pt with angina, bypass surgery, uncontrolled hypertension

Question 7

what will determine where the topical anesthetic is placed and the type of injection that is done

Answer 7

the location and innervation of the tooth

Question 8

placement of anesthetic in the proximity of a trunk nerve

Answer 8

block

Question 9

placement of anesthetic solution to affect the small capillaries (not main trunk) . More common on maxilla

Answer 9

infiltration

Question 10

where is local infiltration placed

Answer 10

directly in the area of treatment

Question 11

where is the field block injected

Answer 11

near the larger terminal nerve ending of the apex

Question 12

where is the nerve block injected

Answer 12

close to the main nerve trunk

Question 13

where is the periodontal ligament injection placed

Answer 13

directly into the periodontal ligament and surrounding tissue

Question 14

where is the intraosseous anesthesia placed

Answer 14

directly into the cancellous bone

Question 15

where is the intrapulpal injection anesthetic placed

Answer 15

directly into the pulp chamber of roots of a tooth

Question 16

short needle is how long and used where

Answer 16

1 inch, used for infiltration on the maxilla

Question 17

long needle is how long and used where

Answer 17

1 5/8 inch used for block on the mandible

Question 18

larger the gauge number

Answer 18

thinner the needle

Question 19

smaller the gauge

Answer 19

thicker the needle

Question 20

hallow centre of the needle through which the anesthetic solution comes out of

Answer 20

lumen

Question 21

t/f never use cartridge if it has been frozen. Large air bubble & extruded stopper would include that it has been frozen

Answer 21

true

Question 22

short acting LA=

Answer 22

approx 30 mins

Question 23

intermediate acting LA=

Answer 23

approx 60 mins

Question 24

long acting LA=

Answer 24

approx 90 mins

Question 25

maxillary injection techniques nerves involved

Answer 25

psa, msa, asa, infraorbital nerve, anterior greater palatine nerve , nasopalatine nerve

Question 26

psa, msa and asa placement

Answer 26

near the root apex, near the mucobuccal fold

Question 27

nasopalatine and anterior palatine placement

Answer 27

on palatal tissue 5-10 mm from free gingival margin

Question 28

anesthesia of one or two maxillary teeth and soft tissue

Answer 28

indications

Question 29

mandibular injection technique nerves involved

Answer 29

inferior alveolar and lingual nerve
mental and incisive nerve
buccal nerve

Question 30

inferior alveolar & lingual nerve block placement

Answer 30

depression distal to the retromolar area

Question 31

buccal nerve placement

Answer 31

distal back of the last molar in the arch

Question 32

mental &incisive nerve block placement

Answer 32

mental foramen between 4&5

Question 33

A condition in which numbness lasts after the effects of local anesthetic should have worn off

Answer 33

paresthesia (persistent anesthesia)

Question 34

how can paresthesia be caused

Answer 34

by hemorrhage (bleeding) into or around nerve sheath (covering)