1
DENTAL HYGIENE LOCAL
ANESTHESIA EXAM QUESTIONS
WITH VERIFIED SOLUTIONS
Where mandibular nerve passes through in the skull - correct-answer - Foramen
Ovale
Where nasopalatine nerve passes through - correct-answer - Incisive Foramen
Maxillary division of Trigeminal Nerve is - correct-answer - Sensory
Nerve NOT associated with the mandibular nerve branch - correct-answer -
Infraorbital nerve
Teeth that PSA innervates - correct-answer - 1st, 2nd, and 3rd maxillary molars,
but may not innervate MB root of the maxillary 1st molar
What injection is needed to anesthetize linguals of max anteriors - correct-answer
- Nasopalatine
, 2
What injections are needed to anesthetize the entire palate on one side - correct-
answer - Greater Palatine and Nasopalatine
How far do you insert the needle on an IANB? - correct-answer - 20-25 mm or 3/4
the length of the needle
What happens during depolarization? - correct-answer - Sodium in and Potassium
out
When do you aspirate? - correct-answer - Right before anesthetic is to be
deposited
Which local anesthetic is metabolized by pseudocholinesterase? - correct-answer
- Esters
Topical anesthetics are least effective on? - correct-answer - Keratinized tissues
Which is true of topical anesthetics? - correct-answer - No systemic problems
Which has the highest occurrence of allergic reactions - correct-answer - Ester
option; Benzocaine.
DENTAL HYGIENE LOCAL
ANESTHESIA EXAM QUESTIONS
WITH VERIFIED SOLUTIONS
Where mandibular nerve passes through in the skull - correct-answer - Foramen
Ovale
Where nasopalatine nerve passes through - correct-answer - Incisive Foramen
Maxillary division of Trigeminal Nerve is - correct-answer - Sensory
Nerve NOT associated with the mandibular nerve branch - correct-answer -
Infraorbital nerve
Teeth that PSA innervates - correct-answer - 1st, 2nd, and 3rd maxillary molars,
but may not innervate MB root of the maxillary 1st molar
What injection is needed to anesthetize linguals of max anteriors - correct-answer
- Nasopalatine
, 2
What injections are needed to anesthetize the entire palate on one side - correct-
answer - Greater Palatine and Nasopalatine
How far do you insert the needle on an IANB? - correct-answer - 20-25 mm or 3/4
the length of the needle
What happens during depolarization? - correct-answer - Sodium in and Potassium
out
When do you aspirate? - correct-answer - Right before anesthetic is to be
deposited
Which local anesthetic is metabolized by pseudocholinesterase? - correct-answer
- Esters
Topical anesthetics are least effective on? - correct-answer - Keratinized tissues
Which is true of topical anesthetics? - correct-answer - No systemic problems
Which has the highest occurrence of allergic reactions - correct-answer - Ester
option; Benzocaine.