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Dental Anesthesia > Test 1- Mandibular > Flashcards

Test 1- Mandibular Flashcards

1
Q

What is the second most frequently used injection after the infiltration

A

IA

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2
Q

which injection has the highest percentage of failures

A

IA

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3
Q

when is a supplemental injection needed with an IA

A

when the buccal soft tissue in the posterior region needs to be numb

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4
Q

what are other names for the IA

A

mandibular nerve block

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5
Q

what nerves are anesthetized in the IA

A
  • IA (branch of V3)
  • incisive
  • mental
  • lingual
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6
Q

what are the areas anesthetized in the IA

A
  • mandibular teeth to midline
  • body of mandible, inferir portion of ramus
  • buccal mucoperiosteum, mucous membrane anterior to mental foramen
  • anterior 2/3 of tongue and floor of oral cavity
  • lingual soft tissues and periosteum
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7
Q

What are the landmarks for the IA

A

coronid notch
ptergomandibular raphe
occlusal plane of mandibular posterior teeth

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8
Q

what is the average depth of penetration in the IA

A

20 to 25 mm

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9
Q

how much anesthetic is depostited in an IA

A

1.5 ml over 60 seconds

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10
Q

where does the buccal nerve lie

A

immediately beneath the mucous membrane

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11
Q

what are the other names for the buccal nerve

A

long buccal nerve, buccinator nerve

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12
Q

what are the nerves anesthetized in the buccal nerve block

A

buccal

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13
Q

what are the areas anesthetized in the buccal nerve block

A

soft tissues and periosteum buccal to the mandibular molar teeth

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14
Q

What are the landmarks for the buccal nerve block

A

mandibular molars, mucobuccal fold

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15
Q

how much anesthetic is deposited the a buccal nerve block

A

.3 mL over 10 seconds

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16
Q

What is anesthetized the the mandibular nerve block gow gates technique

A 
-IA
mental
incisive
lingual
mylohyoid
auriculotemporal
buccal
17
Q

what areas are anesthetized in the gow gates mand nerve block

A
  • mand teeth to midline
  • buccal mucoperiosteum and mucous membranes
  • anterior 2/3 of tongue and floor of oral cavity
  • lingual soft tissues and periosteum
  • body of mandible, inferior portion of ramus
  • skin over zygoma, posterior portion of cheek and temporal regions
18
Q

what are the extraoral landmarks for the gow gates mandibular injection

A
  • lower border of tragus (ext aud. meatus)

- corner or mouth

19
Q

what are the intraoral landmarks for the gow gates mandibular injection

A
  • placement of needle tip just below the mesiolingual cusp of max second molar
  • penetration of soft tissues just distal to max second molar
20
Q

what is the penetration depth of the gow gates mandibular injection

A

25 mm

21
Q

how much anesthesia is deposited in the gow gates

A

1.8 mL solution over 60 to 90 seconds

22
Q

what are the nerves anesthetized in the vazirani closed mouth mand block

A 
IA
incisive
mental
lingual 
mylohyoid
23
Q

what are the areas anesthetized in the Vazirani

A
  • mand teeth to midline
  • body of mand. and inferior portion of ramus
  • buccal mucoperiosteum and mucous membrane anterior to mental foramen
  • anterior 2/3 of tongue and floor of oral cavity
  • lingual soft tissues and periosteum
24
Q

what are the landmarks for the Vazirani

A

MGH of max third or second molar
maxillary tuberosity
coronoid notch on mandibular ramus

25
Q

How far is the needle advanced in the Vazirani

A

25 mm

26
Q

how much anesth is deposited in the Vazirani

A

1.5 to 1.8 mL of anesthetic solution in 60 seconds

27
Q

what nerves are anesthetized in the mental nerve block

A

mental, terminal branch of the IA

28
Q

what areas are anesthetized in the mental nerve block

A

buccal mucous membranes anterior to the mental foramen to the midline and skin of the lower lip

29
Q

what are the landmarks for the mental nerve block

A

mandibular premolars and mucobuccal fold

30
Q

what is the depth of penetration for the mental nerve block

A

5 to 6 mm

31
Q

how much anesthetic is deposited for the mental nerve block

A

.6 mL over 20 seconds

32
Q

Incisive nerve block areas anesthetized

A

mental and incisive

33
Q

what are areas are anesthetized in the incisive nerve block

A

buccal mucous membrane anterior to the mental foramen, usually second premolar to midline

  • lower lip and skin of chin
  • pulpal nerve fibers to premolar, canine and incisors
34
Q

what are the landmarks for the incisive nerve block

A

mandibular premolars and mucobuccal fold

35
Q

what is the depth of penetration for the incisive nerve block

A

5 to 6 mm

36
Q

what is the amt of anesth depostied for an incisive nerve block

A

.6 mL over 20 seconds

Dental Anesthesia (8 decks)

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