Mandibular LA Flashcards

1
Q

nerve supplied by mandibular nerve

A
long buccal
lingual 
ian
mental
incisive
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2
Q

the lingual nerve is … to IAN

A

anteromedial

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3
Q

if there is a question of anes. any part of the mandible, you would anes…

A

IAN

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4
Q

what structures does IAN supply

A

mandibular teeth pulp

body of mandible

buccal mucoperiosteum, mucous membrane anterior to the mand 1st molar

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5
Q

what structures does the long buccal suply

A

buccal mucoperiosteum of mand molars

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6
Q

what structures does lingual nerve supply

A

anterior 2/3 of tongue and FOM

lingual mucoperiosteum

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7
Q

depth of needle for IANB

A

2/3

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8
Q

With an IANB, do you need to contact bone?

A

yes

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9
Q

when approaching IANB, you want to come from the opposite … region and the barrel of the needle should be resting on the occlusal plane

A

premolar

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10
Q

with an IANB, the needle will be slightly …. to the mandibular foramen and lateral to the … ligament

A

superior

sphenomandibular

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11
Q

for an IANB, the needle penetrates the … muscle and ends up in the … space

A

bucciantor

pterygomandibular

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12
Q

if you have a late tough with IAN injection, switch to … region

A

molar

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13
Q

if you have an early touch with IAN, switch to … region

A

canine

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14
Q

4 reasons for inadequate anesthesia during IAN block

A

mylohyoid innervation

overlapping fibers of the contralateral IAN

bifid IAN which would require IANB more inferior to normal location

poor technique

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15
Q

if mylohyoid nerve is the issue with IAN, then you need to infiltrate on the … surface of the tooth … to the tooth in question

A

lingual

posterior

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16
Q

needle depth for long buccal and do you contact bone?

A

2-4 mm

yes

17
Q

… technique is a true complete mandibular block.

onset is longer than IANB,
… minutes with GG
… minutes with IANB

A

Gow gates

5 minutes GG

2-5 minutes IANB

18
Q

whats the target area of GG

A

lateral side of the lateral pterygoid muscle

19
Q

height of injection for GG: place the needle tip just below the …. of the maxillary 2nd molar

A

mesiopalatal cusp

20
Q

what technique is a V3 closed mouth block for trismus patients?

A

Vazirani- Akinosi

21
Q

area of insertion for Vazirani-Akinosi?

A

medial border of the ramus, at height of the mucogingival jxn adjacent to maxillary 3rd molar

no bone contact