Term
is local anesthesia more successful for the maxilla or mandible? |
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Definition
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Term
the maxillary bone is less dense in what area? |
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Definition
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Term
does the maxilla or mandible have more variation in anatomy? |
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Definition
mandible has more variation |
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Term
what is the target area for the PSA block |
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Definition
PSA nerve as it enters the posterior superior alveolar farmina above maxillary tuberosity |
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Term
what is the injection site for the PSA block |
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Definition
height of MB fold apex of max 2nd molar (D to zygomatic process) |
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Term
the needle for the PSA injection is inserted in what direction? |
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Definition
distal and medial direction 45:45 |
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Term
for the PSA injection, the syringe should extend from the mouth adjacent to what structure? |
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Definition
ipsilateral labial commissure |
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Term
what injection would be used for the maxillary premolars and MB root of the 1st molar? |
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Definition
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Term
which blocks do not anesthetize the buccal mucosa adjacent to their target teeth? |
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Definition
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Term
what is the target area for the MSA block |
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Definition
apex of maxillary second premolar |
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Term
is bone contacted for the MSA block |
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Definition
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Term
what two blocks are used instead of an IO? |
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Definition
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Term
what is the target area for the ASA block |
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Definition
ASA nerve at the apex of maxillary canine (anterior to the canine eminence in the canine fossa) |
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Term
is the canine fossa anterior or posterior to the canine eminence? |
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Definition
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Term
what is the injection angle for the ASA block? |
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Definition
10 degrees off from the long axis of the canine |
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Term
is the bone contacted for an ASA block? |
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Definition
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Term
what nerves are anesthetized for the IO block? |
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Definition
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Term
when is the IO indicated? |
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Definition
procedure involves more than 2 max premolars or anterior teeth and overlying periodontium |
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Term
what is the target area for the IO block |
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Definition
ASA and MSA nerves as they join the infraorbital nerve after it enters the infraorbital foramen |
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Term
where is the infraorbital foramen located? |
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Definition
10 mm below the infraorbital rim 1-4 mm medial to the pupil |
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Term
where is the injection site for the IO block? |
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Definition
height of MB fold at apex of max first premolar |
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Term
for an IO injection, where should the needle contact bone? |
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Definition
upper rim of infraorbital foramen |
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Term
why is the finger held on the infraorbital foramen during needle insertion of the IO block? |
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Definition
helps keep the syringe angled toward the foramen and parallel with the long axis of the tooth |
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Term
when is the greater palatine injection used? |
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Definition
more than 2 posterior maxillary teeth palatal soft tissues distal to max canine |
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Term
what area is anesthetized for the GP block? |
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Definition
posterior hard palate up to max first molar and medially to midline |
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Term
where is the greater palatine foramen in adults and children |
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Definition
children- apex of max 2nd molar adults- apex of maxillary 3rd molar |
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Term
the greater palatine foramen is located at the junction of which two structures? |
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Definition
maxillary alveolar process posterior hard palate |
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Term
how many mm's medially from the lingual margin is the greater palatine foramen? |
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Definition
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Term
what angle is the needle inserted for the GP block? |
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Definition
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Term
what bone is contacted for the GP block? |
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Definition
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Term
what area is anesthetized for the nasopalatine block |
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Definition
anterior portion of the hard palate (canine to canine) |
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Term
what is the target for the NP block |
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Definition
L & R nasopalatine nerves as they enter the incisive foramen |
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Term
which 3 injections use pressure anesthesia? |
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Definition
Nasopalatine greater palatine anterior middle superior alveolar (AMSA) |
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Term
for the nasopalatine block, do you inject directly into the incisive papilla? |
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Definition
no, lateral side (opposite pressure anesthesia) |
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Term
what is the needle insertion angle for the NP block? |
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Definition
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Term
is bone contacted in the NP block? |
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Definition
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Term
the Anterior Middle Superior Alveolar (AMSA)block covers the same area as what 4 blocks? |
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Definition
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Term
why is the AMSA block preferred by some dentists? |
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Definition
doesn't anesthetize facial tissues, allows for smiling to check height of teeth |
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Term
what is the injection site for the AMSA block? |
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Definition
bisecting the apex of max premolars midway between lingual gingiva and median palatal suture |
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Term
what should the syringe orientation be for the AMSA block |
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Definition
from contralateral premolars |
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Term
what is the angle of needle penetration for the AMSA |
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Definition
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Term
is bone contacted for the AMSA injection? |
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Definition
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Term
Where is the mandibular bone thickest? |
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Definition
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Term
what block is used for pulpal anesthesia of the mandibular teeth |
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Definition
inferior alveolar (mandibular block) |
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Term
what tissues are anesthetized for the IA block? |
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Definition
all lingual buccal for anterior and premolars |
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Term
what structure overhands the mandibular foramen? |
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Definition
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Term
what is the target area for the IA block? |
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Definition
superior to the mandibular foramen |
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Term
which two nerves are anesthetized during the IA block? |
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Definition
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Term
what is the injection site for the IA block |
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Definition
mandibular tissues on medial border of mandibular ramus |
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Term
what is the correct injection height for the IA block? |
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Definition
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Term
what is the correct direction for the IA block? |
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Definition
anteroposterior direction |
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Term
what space is the needle inserted into for the IA block? |
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Definition
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Term
overinsertion of the needle on an IA block may resulting in piercing of what structure? |
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Definition
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Term
if bone is contacted too soon in an IA block, what structure would block to the flow of anesthetic to the target area? |
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Definition
sphenomandibular ligament |
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Term
what block would be used for anesthesia of the buccal periodontium of the mandibular molars?? |
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Definition
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Term
what is the target area for the buccal block |
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Definition
buccal nerve as it passes over the anterior border of the ramus |
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Term
what is the injection site for the buccal block |
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Definition
buccal tissue distal and buccal to the last mandibular molar (anterior border of ramus) |
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Term
is bone contacted for the buccal block? |
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Definition
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Term
what is the mental blocked used for? |
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Definition
facial periodontium of mandibular premolars and anterior teeth |
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Term
what is the target area for the mental block |
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Definition
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Term
what is the injection site for the mental block |
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Definition
height of MB fold between 1st and 2nd premolars apical to mental foramen depression |
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Term
is bone contacted for the mental block? |
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Definition
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Term
what does the incisive block anesthetize? |
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Definition
pulpal and facial tissues of mandibular teeth anterior to mental foramen (anteriors and possible 1st premolar) |
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Term
the target area for the incisive block is the same as what other block |
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Definition
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Term
what is the different between the method of injection for the mental and incisive block |
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Definition
more anesthetic for the incisive pressure applied after incisive to move anesthetic forward and into the mental foramen |
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Term
what nerves are anesthetized in the gow-gates block? (7) |
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Definition
inferior alveolar mental incisive lingual mylohyoid auriculotemporal buccal |
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Term
what is the target area for he Gow Gates |
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Definition
anteromedial border of mandibular condylar neck inferior to insertion of lateral pterygoid muscle |
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Term
what is the injection site for the gow gates |
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Definition
mesial of the mandibular ramus distal to the height of the mesiolingual cusp of the max 2nd molar |
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Term
what imaginary line should you trace for the gow gates |
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Definition
ipsilateral intertragic notch to the ipsilateral labial commissure |
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Term
for the gow gates, the syringe barrel should be over which contralateral teeth? |
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Definition
mandibular canine-premolar area |
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Term
is bone contacted for the gow gates? |
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Definition
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Term
An extraoral hematoma can result from an incorrect PSA block because overinsertion results in penetration of what structure? |
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Definition
pterygoid plexus of veins |
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Term
which ofthe following is not anesthetized during the IA block buccal lingual mental incisive |
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Definition
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Term
what facial structures are usually anesthetized during an infraorbital block |
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Definition
upper lip side of nose lower eyelid |
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Term
what landmark should be located before administering an IA block |
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Definition
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Term
what happens if the bone is contacted early during an inferior alveolar local anesthetic block |
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Definition
needle tip located too far anteriorly on the ramus |
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Term
in which location is the use of local infiltrations most successful? |
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Definition
facial surface of anterior maxilla |
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