1
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Local Anesthesia Questions and Answers
(100% Correct Answers) Already Graded
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How are most local anesthetics deposited?—Ans:
Subcutaneously
What are the three divisions of the trigeminal nerve?—Ans:
Opthalmic (V1), Maxillary (V2) and Mandibular (V3)
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All of the nerve blocks are maxillary EXCEPT?—Ans: Inferior
Alveolar Nerve Block
The maxillary division of the trigeminal nerve is:—Ans: Sensory
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The ophthalmic division of the trigeminal nerve is:—Ans: Sensory
The mandibular division of the trigeminal nerve is:—Ans: Motor
and Sensory
Where does the maxillary nerve pass through in the skull?—Ans:
Foramen Rotundum
Where does the mandibular nerve pass through in the skull?—Ans:
Foramen Ovale
Where does the nasopalatine nerve pass through in the skull?—
Ans: Incisive Foramen
Which nerve is not a branch of the mandibular nerve?—Ans:
Maxillary
Which nerve is not associated with the mandibular nerve
branch?—Ans: Infraorbital nerve
The mandibular foramen is part of what nerve(s)?—Ans: IAN and
Incisive
The mental foramen is associated with what nerves?—Ans:
Mental and incisive nerves
, 2
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The inferior alveolar nerve travels through what foramen?—Ans:
Mandibular foramen
What nerve and injection are related to the pterygomandibular
raphe?—Ans: Inferior Alveolar Nerve
What is the landmark for the IANB injection?—Ans: Coronoid
notch and pterygomandibular raphe
What is the area of insertion for the buccal injection?—Ans:
Posterior to the distobuccal cusp of the second mandibular molar
When giving the IA injection where do you deposit the solution?—
Ans: Above the mandibular foramen
What is the injection site for lingual infiltration of maxillary
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molars?—Ans: The attached gingiva 5-10mm from the free
gingival margin
If the maxillary incisors were to be anesthetized what would be the
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proper injection site?—Ans: ASA: Height of the mucobuccal fold
mesial to the root of the canine at the canine fossa. -Infiltration:
Mucobuccal fold apical to tooth being anesthetized.
This injection anesthetizes the anterior portion of the hard palate
(soft/hard tissues) from the mesial of the right first premolar to the
mesial of the left premolar.—Ans: Nasopalatine (Incisive papilla)
What injection is needed to anesthetize the linguals of the
maxillary anteriors?—Ans: Nasopalatine
What injections are needed to anesthetize the entire palate on
one side?—Ans: Greater Palatine and Nasopalatine
What area does the greater palatine injection anesthetize?—Ans:
Maxillary posterior hard/soft tissue of the palate
What areas does PSA nerve block anesthetize?—Ans: 1st, 2nd,
and distal of 3rd molar
The PSA innervates the 1st 2nd and 3rd maxillary molars but may
not innervate which root?—Ans: The mesiobuccal root of the
maxillary 1st molar.
For Expert help and assignment solutions, +254707240657
Local Anesthesia Questions and Answers
(100% Correct Answers) Already Graded
A+
How are most local anesthetics deposited?—Ans:
Subcutaneously
What are the three divisions of the trigeminal nerve?—Ans:
Opthalmic (V1), Maxillary (V2) and Mandibular (V3)
© 2025 Assignment Expert
All of the nerve blocks are maxillary EXCEPT?—Ans: Inferior
Alveolar Nerve Block
The maxillary division of the trigeminal nerve is:—Ans: Sensory
Guru01 - Stuvia
The ophthalmic division of the trigeminal nerve is:—Ans: Sensory
The mandibular division of the trigeminal nerve is:—Ans: Motor
and Sensory
Where does the maxillary nerve pass through in the skull?—Ans:
Foramen Rotundum
Where does the mandibular nerve pass through in the skull?—Ans:
Foramen Ovale
Where does the nasopalatine nerve pass through in the skull?—
Ans: Incisive Foramen
Which nerve is not a branch of the mandibular nerve?—Ans:
Maxillary
Which nerve is not associated with the mandibular nerve
branch?—Ans: Infraorbital nerve
The mandibular foramen is part of what nerve(s)?—Ans: IAN and
Incisive
The mental foramen is associated with what nerves?—Ans:
Mental and incisive nerves
, 2
For Expert help and assignment solutions, +254707240657
The inferior alveolar nerve travels through what foramen?—Ans:
Mandibular foramen
What nerve and injection are related to the pterygomandibular
raphe?—Ans: Inferior Alveolar Nerve
What is the landmark for the IANB injection?—Ans: Coronoid
notch and pterygomandibular raphe
What is the area of insertion for the buccal injection?—Ans:
Posterior to the distobuccal cusp of the second mandibular molar
When giving the IA injection where do you deposit the solution?—
Ans: Above the mandibular foramen
What is the injection site for lingual infiltration of maxillary
© 2025 Assignment Expert
molars?—Ans: The attached gingiva 5-10mm from the free
gingival margin
If the maxillary incisors were to be anesthetized what would be the
Guru01 - Stuvia
proper injection site?—Ans: ASA: Height of the mucobuccal fold
mesial to the root of the canine at the canine fossa. -Infiltration:
Mucobuccal fold apical to tooth being anesthetized.
This injection anesthetizes the anterior portion of the hard palate
(soft/hard tissues) from the mesial of the right first premolar to the
mesial of the left premolar.—Ans: Nasopalatine (Incisive papilla)
What injection is needed to anesthetize the linguals of the
maxillary anteriors?—Ans: Nasopalatine
What injections are needed to anesthetize the entire palate on
one side?—Ans: Greater Palatine and Nasopalatine
What area does the greater palatine injection anesthetize?—Ans:
Maxillary posterior hard/soft tissue of the palate
What areas does PSA nerve block anesthetize?—Ans: 1st, 2nd,
and distal of 3rd molar
The PSA innervates the 1st 2nd and 3rd maxillary molars but may
not innervate which root?—Ans: The mesiobuccal root of the
maxillary 1st molar.
