Beading and boxing final impression pouring the master cast Question and answers 100% correct 2024/2025
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Course
BOXING AND EXPRESSION
Institution
BOXING AND EXPRESSION
Beading and boxing final impression pouring the master cast Question and answers 100% correct 2024/2025 Beading and boxing master cast impressions
What is the purpose of beading and boxing - correct answer to produce the desired size and form of the base of the cast to preserve desired detail...
Beading and boxing final impression
pouring the master cast
Requirements for Master Cast
Measurements - correct answer ✔Preservation of all tissues recorded and
Landmarks
1/2 inch thick base = 12-18 mm from the depth of the buccal vestibule
Land Area 2-4 mm wide in the anterior area
Land Area 4-6 mm wide in the posterior area
Tongue space to be flat
Beading Definition - correct answer ✔-- a band of wax/"Super Dough" is
sealed around the entire periphery of
the impression approximately 3-4 mm below the crest of impression
borders
--Beading procedure is
what will "give" me the
Land Area & Preserve
Border Molding.
, Box = - correct answer ✔Boxing = enclosing the impression with boxing
wax/magnetic strip
in order to produce the desired size & form of master cast
Purpose of "Beading & Boxing" - correct answer ✔1. Preserve the border
molding (width and depth of the vestibules & sulci)
2. Provide the Land Area on the Master Cast
- Land area is an important physical factor that will enable the master cast to
have adequate
border strength to endure the packing of the acrylic at the upcoming
processing procedure.
3. Provide the proper dimensions for the cast (base )in order to permit flasking
&
processing the denture.
4. The "ridge plane" being made parallel to the cast base
.
5. Allows the gypsum Labstone to be contained during the pour.
Beading and Boxing methods - correct answer ✔1. Wax rope and boxing
wax
2. Pumice and plaster
3. Magnetic strip and super dough
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