Dental Materials (Chapters: 15, 16)

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Question 1 of 1

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What is the difference between a diagnostic cast and working cast?

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Explanation

Review: Chp. 16 - Uses and Desirable Qualities of Gypsum Products (p. 278)

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Which gypsum material requires the least amount of water for mixing and will provide the highest density once it is reached its final set?

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Review: Chp. 16 - Dental Stone, High-Strength/Low Expansion (Type IV) (p. 281)

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How is Model Plaster formed?

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Review: Chp. 16 - Properties and Behaviors of Gypsum Products (p. 279)

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What are the three factors that contribute to the strength of abrasion resistance for the finished product?

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Review: Chp. 16 - Strength, Hardness, and Resistance to Abrasion (p. 280)

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Which statement is true regarding dimensional change and gypsum products?

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Review: Chp. 16 - Dimensional Accuracy (p. 280)

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Model Plaster is used for:

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Review: Chp. 16 - Model Plaster (p. 281)

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For fabrication of a partial denture, the gypsum product used is:

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Review: Chp. 16 - Dental Stone (p. 281)

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When is the initial set time of gypsum material?

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Explanation

Review: Chp. 16 - Initial Setting and Working Time (p. 282)

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Match the Impression Trays to the definition:

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Explanation

Review: Chp. 15 - Impression Trays (p. 246-247)

Match the text
Stock Trays
Custom Trays
Bite Registration Trays

Click and drag
fit to the mouth of the individual and are made in a laboratory
variety of size and material
U-shaped plastic frames with a thin fiber mesh

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Match the term to the definition:

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Explanation

Review: Chp. 15 - Hydrocolloids (p. 247)

Match the text
Reversible Hydrocolloids
Irreversible Hydrocolloid
Sol
Gel

Click and drag
semisolid state
liquid state
an agar that can be heated to change a gel into a fluid and then cooled to gel again
an alginate that converts to a gel by a chemical reaction

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Dimensional Stability of Alginate refers to moisture loss. To avoid this soak the impression in water overnight similar to a denture.

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Explanation

Review: Chp. 15 - Dimensional Stability (p. 248)

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Select all types of Elastomers

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Explanation

Review: Chp. 15 - Elastomers (p. 251)

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Select the two most used Elastomers:

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Review: Chp. 15 - Elastomers (p. 251)

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When handing PVS materials, what should not be worn when mixing the material?

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Explanation

Review: Chp. 15 - Clinical Tip (p. 254)

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Dental Materials (Chapters: 15, 16)

Question 1 of 1

Time Left

What is the difference between a diagnostic cast and working cast?

Select the correct answer(s).

(0/0)

Explanation

Which gypsum material requires the least amount of water for mixing and will provide the highest density once it is reached its final set?

Select the correct answer(s).

(0/0)

Explanation

How is Model Plaster formed?

Select the correct answer(s).

(0/0)

Explanation

What are the three factors that contribute to the strength of abrasion resistance for the finished product?

Select the correct answer(s).

(0/0)

Explanation

Which statement is true regarding dimensional change and gypsum products?

Select the correct answer(s).

(0/0)

Explanation

Model Plaster is used for:

Select the correct answer(s).

(0/0)

Explanation

For fabrication of a partial denture, the gypsum product used is:

Select the correct answer(s).

(0/0)

Explanation

When is the initial set time of gypsum material?

Select the correct answer(s).

(0/0)

Explanation

Match the Impression Trays to the definition:

Match the text (click and drag)

(0/0)

Explanation

Stock Trays

Custom Trays

Bite Registration Trays

fit to the mouth of the individual and are made in a laboratory

variety of size and material

U-shaped plastic frames with a thin fiber mesh

Match the term to the definition:

Match the text (click and drag)

(0/0)

Explanation

Reversible Hydrocolloids

Irreversible Hydrocolloid

Sol

Gel

semisolid state

liquid state

an agar that can be heated to change a gel into a fluid and then cooled to gel again

an alginate that converts to a gel by a chemical reaction

Dimensional Stability of Alginate refers to moisture loss. To avoid this soak the impression in water overnight similar to a denture.

Select the correct answer(s).

(0/0)

Explanation

Select all types of Elastomers

Select the correct answer(s).

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Explanation

Select the two most used Elastomers:

Select the correct answer(s).

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Explanation

When handing PVS materials, what should not be worn when mixing the material?

Select the correct answer(s).

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Explanation

Agars main clinical use is for impressions of operative and crown and bridge procedures

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Explanation

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