NDAEB practice exam
with correct answers
2025/2026
A healthy 47-year-old patient presents to the office for a class V resin restoration on toot 12 and
an occlusal resin restoration on tooth 16. After receiving the local anesthetic, he reports feeling
dizzy and nauseated. The assistant notices he looks pale and feels clammy.
which of the following should be the emergency protocol for this patient?
a) lower the head
b) elevate the head
c) administer nitroglycerin
d) give patient orange juice - correct answersa. lower the head
the dental assitant is preparing equipment and supplies for the following restorations
. 31 ML
. 32 DL
.36 MODM amalgam
, while placing the restorative material in the preparating of 36, where will the wedge(s) be
placed? - correct answersmesial/distal
the dental assistant is preparing for the first patient of the day for the surgical extraction of
teeth 28 and 38. the patient has a past of medical history of hep. B. both teeth require
radiographic images before they can be extracted. The second patient of the day is scheudled
for the surgical extraction of tooth 28, and has no medical contrainidcations. the third patient is
scheduled for a restorative procedure. the receptionist in the office is often called upon to help
with cleaning and sterilization of instruments. the dental assitant only works out of one
operatory and has only one set of surgical instruments
what disinfection and sterilization procedure should be followed between the first, second and
third patient?
a. procedure should be more strictly adhered to between the first patient and the second
patient
b. procedures should be delayed until adequate medical history updates are reviewed
c. procedure - correct answersc. procedures carried about between the first patient, second
patient, and third patient should be the same
an adult patient presents to the dental office for their scheduled root canal procedure on tooth
46. the medical history indicaed Multiple Sclerosis. the dentsti instructs the assitant to set out
hand files for the inital debridment, and rotary files to enlarge the walls of the canals. the tooth
will be irrigated and dried before placing a radiopaque mateerial to fill the canals.
what chair position would be best for the patient?
a. supine
b.upright
c.sub-supine
d.semi-supine - correct answersd. semi supine
the dental assitant is preparing equipment and supplies for the following restorations:
with correct answers
2025/2026
A healthy 47-year-old patient presents to the office for a class V resin restoration on toot 12 and
an occlusal resin restoration on tooth 16. After receiving the local anesthetic, he reports feeling
dizzy and nauseated. The assistant notices he looks pale and feels clammy.
which of the following should be the emergency protocol for this patient?
a) lower the head
b) elevate the head
c) administer nitroglycerin
d) give patient orange juice - correct answersa. lower the head
the dental assitant is preparing equipment and supplies for the following restorations
. 31 ML
. 32 DL
.36 MODM amalgam
, while placing the restorative material in the preparating of 36, where will the wedge(s) be
placed? - correct answersmesial/distal
the dental assistant is preparing for the first patient of the day for the surgical extraction of
teeth 28 and 38. the patient has a past of medical history of hep. B. both teeth require
radiographic images before they can be extracted. The second patient of the day is scheudled
for the surgical extraction of tooth 28, and has no medical contrainidcations. the third patient is
scheduled for a restorative procedure. the receptionist in the office is often called upon to help
with cleaning and sterilization of instruments. the dental assitant only works out of one
operatory and has only one set of surgical instruments
what disinfection and sterilization procedure should be followed between the first, second and
third patient?
a. procedure should be more strictly adhered to between the first patient and the second
patient
b. procedures should be delayed until adequate medical history updates are reviewed
c. procedure - correct answersc. procedures carried about between the first patient, second
patient, and third patient should be the same
an adult patient presents to the dental office for their scheduled root canal procedure on tooth
46. the medical history indicaed Multiple Sclerosis. the dentsti instructs the assitant to set out
hand files for the inital debridment, and rotary files to enlarge the walls of the canals. the tooth
will be irrigated and dried before placing a radiopaque mateerial to fill the canals.
what chair position would be best for the patient?
a. supine
b.upright
c.sub-supine
d.semi-supine - correct answersd. semi supine
the dental assitant is preparing equipment and supplies for the following restorations:
