EDDA Exam 1 | 2025 LATEST UPDATED| COMPLETE
QUESTIONS AND ANSWERS | 100% RATED CORRECT | 100%
VERFIED | ALREADY GRADED A+|GET A+
Hydrocolloid can be changed from _______ to _______ by _________ factors -
(answer)Solid, liquid, chemical or thermal factors
______ is the irreversible material most widely used for ________ impressions -
(answer)Alginate, preliminary
It's Important for alginate to be sufficiently strong to __________ when being
removed from the mouth - (answer)Resist tearing
You can increase tear resistance for ____________ by leaving impression for an
additional ___ seconds - (answer)Denture repairs, 30
Impressions are poured within ____ to avoid _____ - (answer)1 hour, dimensional
change
,Imbibition - (answer)Absorbs water + expands
Synerisis - (answer)Evaporates, shrinks, distorts
Impression trays are modified when - (answer)Tray doesn't cover all teeth
Patient has a high palate
Gag reflex
When taking a pick up impression with the patients denture, it's important to use
_________ and increase water by ___ to prevent __________ the appliance -
(answer)Cold water, 10%, dislodging
salt and pepper technique (denture repair) - (answer)-Apply monomer
-Apply acrylic
-place denture in pressure pot
-finish & polish
, preferred method for repairing dentures
Indications for provisional coverage - (answer)• Reduces sensitivity and discomfort
•Maintains the function and aesthetics
•Protects the margins of preparation
•Prevents shifting
The assistant will use a piece of ____ with a knot to ensure that all material has
been ______________ - (answer)Floss, removed interproximally
Proximal contacts should be located at the __________ and __________ to prevent
______. Gingival margins should be _____ - (answer)Occlusal 1/3, gingival 2/3,
shifting, thin
QUESTIONS AND ANSWERS | 100% RATED CORRECT | 100%
VERFIED | ALREADY GRADED A+|GET A+
Hydrocolloid can be changed from _______ to _______ by _________ factors -
(answer)Solid, liquid, chemical or thermal factors
______ is the irreversible material most widely used for ________ impressions -
(answer)Alginate, preliminary
It's Important for alginate to be sufficiently strong to __________ when being
removed from the mouth - (answer)Resist tearing
You can increase tear resistance for ____________ by leaving impression for an
additional ___ seconds - (answer)Denture repairs, 30
Impressions are poured within ____ to avoid _____ - (answer)1 hour, dimensional
change
,Imbibition - (answer)Absorbs water + expands
Synerisis - (answer)Evaporates, shrinks, distorts
Impression trays are modified when - (answer)Tray doesn't cover all teeth
Patient has a high palate
Gag reflex
When taking a pick up impression with the patients denture, it's important to use
_________ and increase water by ___ to prevent __________ the appliance -
(answer)Cold water, 10%, dislodging
salt and pepper technique (denture repair) - (answer)-Apply monomer
-Apply acrylic
-place denture in pressure pot
-finish & polish
, preferred method for repairing dentures
Indications for provisional coverage - (answer)• Reduces sensitivity and discomfort
•Maintains the function and aesthetics
•Protects the margins of preparation
•Prevents shifting
The assistant will use a piece of ____ with a knot to ensure that all material has
been ______________ - (answer)Floss, removed interproximally
Proximal contacts should be located at the __________ and __________ to prevent
______. Gingival margins should be _____ - (answer)Occlusal 1/3, gingival 2/3,
shifting, thin
