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Remo lol > Final impressions > Flashcards

Final impressions Flashcards

1
Q

two steps before taking final impressions?

A
  1. adjust trays intraorally

2. border mold final edentulous impression trays

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2
Q

Four factors of retention

A

adhesion (unlike)
cohesion (like)
tension (water)
mechanical (undercut)

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3
Q

What is the neutral zone?

A

where dentures should be placed; where forces from tongue exactly oppose forces from cheeks/muscles

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4
Q

What is stability?

A

resist horizontal/rotational forces from chewing/speaking

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5
Q

What do we use for border molding?

can also use?

A

VinylPolySiloxane

stick

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6
Q

General procedure for stick border molding?

A

heat stick in water bath then torch, then place on borders and into pt’s mouth. Mold, tell them to suck. Right side then left side.

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7
Q

Final impression material?

A

light body VPS

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8
Q

light body VPS sets in?

A

6 min

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9
Q

What to do before third visit?

A

Box final impressions

Pour and trim casts

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Remo lol (5 decks)

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