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Dental Anesthesia > Test 1- Maxillary > Flashcards

Test 1- Maxillary Flashcards

1
Q

what is a local infiltration

A

area of tx is flooded with LA

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2
Q

what is a field block

A

LA is deposited near the larger terminal nerve endings

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3
Q

what is a nerve block

A

LA deposited close to main nerve trunk

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4
Q

What is a supraperiosteal injection aka

A

local infiltration

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5
Q

What is a supraperiosteal injection usually used for

A

pulpal anesthesia in max teeth

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6
Q

What nerves are anesthetized in a supraperiosteal

A

large terminal branches of dental plexus

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7
Q

what areas are anesthetized in a supraperiosteal inj

A

entire region innervated by large terminal branches of plexus, pulp and root of tooth, buccal periosteum, conn tissue, mucous membrane
-doesnt anesth lingual

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8
Q

What is a PSA nerve block

A

effective for maxillary third, second and first molars

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9
Q

what should be given when effective anesthesia doesnt develop with PSA block

A

supraperiosteal inj

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10
Q

what percent of people have different sensory innervation in the mb root in max first molar

A

28

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11
Q

What are the other names for a PSA

A

tuberosity block, zygomatic block

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12
Q

what nerves are anesthetized in a PSA

A

PSA and branches

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13
Q

waht areas are anesthetized of a PSA

A

-pulps of max third, second and first molars, buccal periodontium and bone over teeth

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14
Q

what are the landmarks of the PSA

A

mucobuccal fold, maxillary tuberosity, zygomatic process of maxilla

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15
Q

What are the landmarks of the supraperiosteal inj

A

mucobuccal fold, crown of the tooth, root contour of the tooth

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16
Q

How much anesthetic should be deposited in the PSA

A

.9 to 1.8 mL over 30 to 60 seconds

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17
Q

What percentage of people have and MSA nerve

A

28%

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18
Q

what nerves are anesthetized in the MSA

A

MSA and terminal branches

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19
Q

When is MSA indicated

A

procedures on premolars and mb root of max first molar

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20
Q

What are the areas anesthetized by MSA

A
  • ASA nerve block fails to provide pulpal anesthesia distal to the max canine
  • dent procedures on max premolars
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21
Q

What are the landmarks for the MSA

A

mucobuccal fold above the max second premolar

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22
Q

how much LA should be deposited in MSA

A

.9 to 1.2ml over 30 to 40 seconds

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23
Q

What is the ASA also known as

A

infraorbital nerve block

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24
Q

what nerves are anesthetized in the ASA

A
  • ASA
  • MSA
  • infraorbital nerve
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25
Q

what areas are anesthetized in ASA

A
  • pulps of max incisor through canine
  • 72% of patients pulps of max premolars and MB root of first molar
  • buccal periodontium and bone of same teeth
  • lower eyelid, lateral aspect of nose, upper lip
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26
Q

what are the landmarks for the ASA

A

mucobuccal fold, infraorbital notch, infraorbital foramen

27
Q

how much anesthetic is deposited in ASA

A

.9 to 1.2 mL over 30 to 40 seconds

28
Q

how much anesthetic is deposited in a supraperiosteal

A

.6 mL over 20 seconds

29
Q

What are the steps in atraumatic administration of palatal anesthesia

A
  • topical
  • pressure anesthesia
  • control over needle
  • deposit anesth. slowly
  • trust yourself
30
Q

How much anesthetic is depositied in a greater palatine inj

A

not more than 1/4 to 1/3 of a cartridge in no less than 30 seconds

31
Q

what is the penetration depth of a greater palatine injection

A

5 mm

32
Q

what is the greater palatine nerve block

A

useful for dental procedures involving the palatal soft tissues distal to the canine

33
Q

what is another name for the greater palatine nerve block

A

anterior palatine nerve block

34
Q

what is the nerve anesthetized in the greater palatine nerve block

A

greater palatine

35
Q

what are the areas anesthetized in the greater palatine nerve block

A

posterior portion of hard palate and its overlying hard tissues anterior as far as the first premolar and medially to midline

36
Q

are there 2 greater palatine nerves

A

yes

37
Q

What are the landmarks for the greater palatine nerve block

A

greater palatine foramen and junction of the maxillary process and palatine bone

38
Q

what is the nasopalatine nerve block aka

A

incisive nerve block, sphenopalatine nerve block

39
Q

what are the nerves anesthetized in the nasopalatine nerve block

A

nasopalatine nerves bilaterally

40
Q

what are the areas anesthetized in the nasopalatine nerve block

A

-anterior portion of the hard palate, bilaterally from the mesial of the right first premolar to the mesial of the left first premolar

41
Q

what are the landmarks for the nasopalatine nerve block

A

central incisors and incisive papilla

42
Q

what is the penetration depth of the nasopalatine nerve block

A

not greater than 5 mm

43
Q

how much anesthesia should be deposited in the nasopalatine nerve block single injection

A

not more than 1/4 cartridge 15-30 second minimum

44
Q

how much anesthesia should be deposited in the multiple injection of nasopalatine nerve block

A

.3 mL into each of the 3 injections

45
Q

What are the nerves anesthetized in the local infilatration of the palate

A

terminal branches of the nasopalatine and the greater palatine

46
Q

what are the areas anesthetized in the local infiltration of the palate

A

soft tissues in the immediate vivinity of injection

47
Q

what are the landmarks in the local infiltration of the palate

A

gingival tissue in the estimated center of the tx area

48
Q

how thick is the tissue in the areas where a local infiltration of the palate is preformed

A

3 to 5 mm

49
Q

What nerves are anesthetized in the AMSA nerve block

A

asa, msa, subnural dental nerve plexus of the anterior and middle superior alveolar nerves

50
Q

what areas are anesthetized in the AMSA

A
  • pulpal anesthesia of max incisiors, canine and premolars
  • buccal attached gingiva of same teeth
  • attached palatal tissues from midline to free gingival margin on associated teeth
51
Q

what are the landmarks of the AMSA

A

intersecting point midway along a line from the midpalatine suture to the free gingival margin, intersecting the contact point between the first and second premolars

52
Q

how much anesthetic is delivered in the AMSA

A

.5 mL per minute during the injection for a total dosage of 1.4 to 1.8 mL

53
Q

What are the p-asa nerves anesthetized

A

nasopalatine, anteriori branches of ASA

54
Q

what areas are anesthetized in the p-ASA

A

pulps of max central incisors, lateral incisors and canines

-facial and palatal perio tissue associaed with same teeth

55
Q

What are the landmarks for the p-asa

A

nasopalatine papilla

56
Q

how far is the needle advanced in the p-asa

A

6 to 10 mm

57
Q

how much anesthesia is deposited in the p–asa

A

1.4 to 1.8

58
Q

waht is the maxillary nerve block

A

profound anesthesia of a hemimaxilla

59
Q

what are the other common names of the maxillary nerve block

A

second division block, V2 nerve block

60
Q

what are the nerves anesthetized in the maxillary nerve block

A

maxillary division of the trigeminal nerve

61
Q

what are the landmarks for the maxillary nerve block

A

mucobuccal fold at the distal aspect of the maxillary second molar

  • maxillary tuberosity
  • zygomatic process of maxilla
62
Q

How far is the needle advanced in the maxillary nerve bock

A

30 mm

63
Q

how much anesthesia is deposited in the maxillay nerve block

A

1.8 mL

Dental Anesthesia (8 decks)

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