NDAEB LATEST 2026 STUDY GUIDE QUESTIONS AND
ANSWERS GRADED A+
✔✔Several areas of the body can be used to take a temperature reading. Under the
_____, inside the ____, under the arm, or in the _______. - ✔✔tongue
ear
rectum
✔✔The normal range of a respiration rate for a relaxed adult is ____-____ breaths per
minute. For a child or teen it should be between ____-____ breaths per minute. - ✔✔10-
20
30
✔✔What is the normal range for blood pressure? - ✔✔120 Systolic
80 Diastolic
✔✔What are some factors that affect vital signs? - ✔✔Temperature - time of day, virus,
hot or cold beverage, post gym
Respiration - if they are aware you are watching, post gym
Blood pressure - nervous, post gym
Pulse - post gym
✔✔What is the rationale for performing diagnostic procedures? - ✔✔For the dentist to
make an accurate diagnosis, he or she must review MH, DH and discuss all health
concerns with the patient then continue the extra oral and intraoral exam, evaluate
radiographs, photographs and study models and discuss plan of treatment.
✔✔State the rationale for obtaining preliminary impressions for the fabrication of study
models - ✔✔Preliminary impressions are used to create a reproduction of the teeth and
surrounding tissues.
✔✔A preliminary impression is used for diagnostic models, ________ _______,
provisional coverage, _________ ________ and pretreatment and _______________
records. - ✔✔custom trays
ortho appliances
post treatment
✔✔A bite registration is taken to produce a reproduction of the ________ relationship of
the max and _____ teeth when the mouth is ________. Providing the dentist with an
accurate ______ relationship. - ✔✔occlusal
mand
occluded
centric
, ✔✔What are the 2 basic impression trays - ✔✔stock & custom
✔✔A quadrant tray covers _____ of an arch. A section tray covers the ______ portion
of the arch and a full-arch tray covers the entire arch. - ✔✔half
anterior
✔✔When would softened utility wax be added to the palate area of the impression tray?
- ✔✔For a patient with an unusually high palate
✔✔What type of impression tray allows the impression material to lock on
mechanically? - ✔✔perforated surface tray
✔✔An impression is a ______ reproduction of the structures and the model created
from the impression is a _______- reproduction of the structures. - ✔✔negative
positive
✔✔A _______ _____ and _____ _____ tray can be used for final impressions. - ✔✔bite
tray and triple tray
✔✔Alginate is an ________ hydrocolloid. It's shelf life is approximately ___ _____. Most
impressions must be poured up within an ______. - ✔✔irreversible
one year
hour
✔✔Imbition can occur if an impression is left in ______ it will _______ and _______.
Syneresis can occur if an impression is left in the _____ _____ causing it to the
_______. - ✔✔liquid
absorb
expand
open air
shrink
✔✔Normal set alginate has a working time of ___ minutes and a setting time of ______
minutes after mixing - ✔✔2
4 1/2
✔✔An adult maxillary requires __:__ ratio of powder to water. While the mandibular
requires __:__ ratio of powder to water. - ✔✔3:3
2:2
✔✔Hydro means _____. Colloid means ______ substance. - ✔✔water
gelatinous
ANSWERS GRADED A+
✔✔Several areas of the body can be used to take a temperature reading. Under the
_____, inside the ____, under the arm, or in the _______. - ✔✔tongue
ear
rectum
✔✔The normal range of a respiration rate for a relaxed adult is ____-____ breaths per
minute. For a child or teen it should be between ____-____ breaths per minute. - ✔✔10-
20
30
✔✔What is the normal range for blood pressure? - ✔✔120 Systolic
80 Diastolic
✔✔What are some factors that affect vital signs? - ✔✔Temperature - time of day, virus,
hot or cold beverage, post gym
Respiration - if they are aware you are watching, post gym
Blood pressure - nervous, post gym
Pulse - post gym
✔✔What is the rationale for performing diagnostic procedures? - ✔✔For the dentist to
make an accurate diagnosis, he or she must review MH, DH and discuss all health
concerns with the patient then continue the extra oral and intraoral exam, evaluate
radiographs, photographs and study models and discuss plan of treatment.
✔✔State the rationale for obtaining preliminary impressions for the fabrication of study
models - ✔✔Preliminary impressions are used to create a reproduction of the teeth and
surrounding tissues.
✔✔A preliminary impression is used for diagnostic models, ________ _______,
provisional coverage, _________ ________ and pretreatment and _______________
records. - ✔✔custom trays
ortho appliances
post treatment
✔✔A bite registration is taken to produce a reproduction of the ________ relationship of
the max and _____ teeth when the mouth is ________. Providing the dentist with an
accurate ______ relationship. - ✔✔occlusal
mand
occluded
centric
, ✔✔What are the 2 basic impression trays - ✔✔stock & custom
✔✔A quadrant tray covers _____ of an arch. A section tray covers the ______ portion
of the arch and a full-arch tray covers the entire arch. - ✔✔half
anterior
✔✔When would softened utility wax be added to the palate area of the impression tray?
- ✔✔For a patient with an unusually high palate
✔✔What type of impression tray allows the impression material to lock on
mechanically? - ✔✔perforated surface tray
✔✔An impression is a ______ reproduction of the structures and the model created
from the impression is a _______- reproduction of the structures. - ✔✔negative
positive
✔✔A _______ _____ and _____ _____ tray can be used for final impressions. - ✔✔bite
tray and triple tray
✔✔Alginate is an ________ hydrocolloid. It's shelf life is approximately ___ _____. Most
impressions must be poured up within an ______. - ✔✔irreversible
one year
hour
✔✔Imbition can occur if an impression is left in ______ it will _______ and _______.
Syneresis can occur if an impression is left in the _____ _____ causing it to the
_______. - ✔✔liquid
absorb
expand
open air
shrink
✔✔Normal set alginate has a working time of ___ minutes and a setting time of ______
minutes after mixing - ✔✔2
4 1/2
✔✔An adult maxillary requires __:__ ratio of powder to water. While the mandibular
requires __:__ ratio of powder to water. - ✔✔3:3
2:2
✔✔Hydro means _____. Colloid means ______ substance. - ✔✔water
gelatinous
