EofDA Chapter 19, ed 7

Which correctly describes pouring a dental cast using the inverted-pour method?

A maxillary alginate impression routinely requires _____ scoops of powder.

Which is NOT used for pouring diagnostic casts?

Which statement is true?

When loading a tray for an upper impression, place:

Which is used to trim models?

To prepare a model for trimming, soak the art portion in a bowl of water for:

Which forms the art portion of the cast?

When mixing a final impression paste material on a pad, incorporate the _____ into the _____.

When taking a wax bite registration, the patient is directed to:

Which impression tray covers half of a dental arch?

An impression is a negative reproduction. A cast is a positive reproduction.

Before diagnostic casts are trimmer, the casts should be _____.

When taking a final impression specifically for tooth #24. The _____ tray design would be selected for this procedure.

A vacuum formed impression tray is made from:

The water-to-powder ration for model plaster for a single cast and its base is 100g of powder to _____mL of water.

Gypsum should be mixed:

Which final impression material has the longest setting time?

Bite registration paste is applied with which tray?

Alginate impressions are disinfected by:

Fast-set alginate has a working time of 1¹/₄ minutes.

An extruder is used for which impression mix?

When an extruder unit is used, the impression material is actually mixed _____.

The irreversible hydrocolloid material used most extensively for preliminary impressions is:

An acceptable diagnostic cast should be trimmed for a case presentation. The best way to trim the cast is to use _____?

After taking an alginate impression, the cast should be fabricated within:

The light-bodied final impression material is most commonly applied to the prepared tooth using a _____.

Alginate should be mixed:

A procedure that is used to replicate a patient's occlusion is a(n) _____.

A preliminary impression is used to fabricate:

The three classifications of impressions in dentistry are:

Plaster is used for diagnostic casts due to its strength and long shelf life.

Diagnostic casts can be used by the dentist and the laboratory technician for _____ cases.