Dental Hygiene Local Anesthesia 1
Exam Questions and answers
GRADED A (2026)
Where mandibular nerve passes through in the skull - correct answer
Ovale
✅ Foramen
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
answer ✅
What injections are needed to anesthetize the entire palate on one side - correct
Greater Palatine and Nasopalatine
How far do you insert the needle on an IANB? - correct answer
3/4 the length of the needle
✅ 20-25 mm or
What happens during depolarization? - correct answer
Potassium out
✅ Sodium in and
, Dental Hygiene Local Anesthesia 1
Exam Questions and answers
GRADED A (2026)
When do you aspirate? - correct answer
deposited
✅ Right before anesthetic is to be
✅
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
option; Benzocaine.
✅ Ester
correct answer ✅
What is the significance of giving an amide anesthetic to a patient with cirrhosis? -
Due to amide anesthetics being metabolized by the liver.
What is the landmark for the IANB injection? - correct answer ✅Coronoid notch
Psychogenic pain - correct answer ✅ No organic base for the pain
Max epi dose for cardiac & normal pt - correct answer ✅ Cardiac- .04mg
Normal- .2mg
What is trismus? - correct answer ✅ Limited opening of mouth
Exam Questions and answers
GRADED A (2026)
Where mandibular nerve passes through in the skull - correct answer
Ovale
✅ Foramen
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
answer ✅
What injections are needed to anesthetize the entire palate on one side - correct
Greater Palatine and Nasopalatine
How far do you insert the needle on an IANB? - correct answer
3/4 the length of the needle
✅ 20-25 mm or
What happens during depolarization? - correct answer
Potassium out
✅ Sodium in and
, Dental Hygiene Local Anesthesia 1
Exam Questions and answers
GRADED A (2026)
When do you aspirate? - correct answer
deposited
✅ Right before anesthetic is to be
✅
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
option; Benzocaine.
✅ Ester
correct answer ✅
What is the significance of giving an amide anesthetic to a patient with cirrhosis? -
Due to amide anesthetics being metabolized by the liver.
What is the landmark for the IANB injection? - correct answer ✅Coronoid notch
Psychogenic pain - correct answer ✅ No organic base for the pain
Max epi dose for cardiac & normal pt - correct answer ✅ Cardiac- .04mg
Normal- .2mg
What is trismus? - correct answer ✅ Limited opening of mouth
