LOCAL ANESTHESIA CDCA
PRACTICE QUESTIONS WITH
CORRECT ANSWERS
V3 exists from which foramen? - ....ANSWER ...-ovale
When performing the IA, how far should the needle penetrate? - ....ANSWER ...-
3/4
How do you dispose of the syringe armamentarium? - ....ANSWER ...-Sharps
Container
What is the longest you should leave a lidocaine topical patch on? -
....ANSWER ...-15 minutes
What tissue is the easiest to anesthetize with topical anesthetic? - ....ANSWER ...-
Non-keratinized
What injections do you give for perio treatment on #14, 15, 16? - ....ANSWER ...-
PSA, GP, MSA
What nerve supplies the tissue of the maxillary anterior lingual? - ....ANSWER ...-
Nasopalatine
What nerve has been anesthetized if the lower lip is numb? - ....ANSWER ...-
Mental
....FOR STUDY PURPOSES...©️2025 ALL RIGHTS RESERVED... 1
, What nerve has been anesthetized if the soft palate is numb? - ....ANSWER ...-
Greater Palatine (lesser palatine)
A woman has immediate swelling on her face following PSA injection. What was the
cause? - ....ANSWER ...-Needle entered the ptyergoid plexus of veins
What is the immediate treatment in the office for a hematoma? - ....ANSWER ...-
Pressure, then ice
What is the recommended treatment of the patient for a hematoma following the
appointment? - ....ANSWER ...-Ice then moist heat
What causes trismus? - ....ANSWER ...-Needle entering muscle.
What is the patient care for tismus? - ....ANSWER ...-Exercise the jaw, oral
analgesics
When does anesthetic shelf life expire? - ....ANSWER ...-When date on side of
cartridge states
If you give a PSA, what root may not be anesthetized? - ....ANSWER ...-Mesial
buccal root of first molar
V3 innervates all but? - ....ANSWER ...-Mental, IA, Infraorbital, preauricular
Where is the injection site for the buccal injection? - ....ANSWER ...-
What would you not use for an intraoral antiseptic on an injection site? -
....ANSWER ...-Alcohol
The maxillary nerve is primarily? Sensory, Motor or Both? - ....ANSWER ...-
....FOR STUDY PURPOSES...©️2025 ALL RIGHTS RESERVED... 2
PRACTICE QUESTIONS WITH
CORRECT ANSWERS
V3 exists from which foramen? - ....ANSWER ...-ovale
When performing the IA, how far should the needle penetrate? - ....ANSWER ...-
3/4
How do you dispose of the syringe armamentarium? - ....ANSWER ...-Sharps
Container
What is the longest you should leave a lidocaine topical patch on? -
....ANSWER ...-15 minutes
What tissue is the easiest to anesthetize with topical anesthetic? - ....ANSWER ...-
Non-keratinized
What injections do you give for perio treatment on #14, 15, 16? - ....ANSWER ...-
PSA, GP, MSA
What nerve supplies the tissue of the maxillary anterior lingual? - ....ANSWER ...-
Nasopalatine
What nerve has been anesthetized if the lower lip is numb? - ....ANSWER ...-
Mental
....FOR STUDY PURPOSES...©️2025 ALL RIGHTS RESERVED... 1
, What nerve has been anesthetized if the soft palate is numb? - ....ANSWER ...-
Greater Palatine (lesser palatine)
A woman has immediate swelling on her face following PSA injection. What was the
cause? - ....ANSWER ...-Needle entered the ptyergoid plexus of veins
What is the immediate treatment in the office for a hematoma? - ....ANSWER ...-
Pressure, then ice
What is the recommended treatment of the patient for a hematoma following the
appointment? - ....ANSWER ...-Ice then moist heat
What causes trismus? - ....ANSWER ...-Needle entering muscle.
What is the patient care for tismus? - ....ANSWER ...-Exercise the jaw, oral
analgesics
When does anesthetic shelf life expire? - ....ANSWER ...-When date on side of
cartridge states
If you give a PSA, what root may not be anesthetized? - ....ANSWER ...-Mesial
buccal root of first molar
V3 innervates all but? - ....ANSWER ...-Mental, IA, Infraorbital, preauricular
Where is the injection site for the buccal injection? - ....ANSWER ...-
What would you not use for an intraoral antiseptic on an injection site? -
....ANSWER ...-Alcohol
The maxillary nerve is primarily? Sensory, Motor or Both? - ....ANSWER ...-
....FOR STUDY PURPOSES...©️2025 ALL RIGHTS RESERVED... 2
