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Dental Impression Materials Quiz

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Questions and Answers

Which type of impression material absorbs saliva?

Silicone

Imp plaster

Polyether

Hydrophilic (correct)

What is the ideal setting time for impression material?

30-45 minutes

3-7 minutes (correct)

1-2 minutes

10-15 minutes

What should impression material not be compatible with?

Gypsum product (correct)

Plastic

Alcohol

Water

Which characteristic is essential for impression material to be dimensionally stable?

Hardness Signup and view all the answers

Which characteristic is not required for an ideal impression material?

Toxicity Signup and view all the answers

What is the main purpose of impression material L4 ‫ﻳﺮﺳﺘﻮ‬ 2‫س‬?

To produce the negative replica of hard and soft oral tissues Signup and view all the answers

What is a requirement of an ideal impression material?

Should be in plastic, fluid, or semi-fluid state when inserted into the patient’s mouth Signup and view all the answers

How should an ideal impression material react with saliva?

It should absorb saliva Signup and view all the answers

What is the acceptable setting time range for an ideal impression material?

3-7 minutes Signup and view all the answers

What should an ideal impression material be in terms of stability after setting?

Dimensionally stable Signup and view all the answers

Study Notes

Impression Materials

Hydrophilic impression material absorbs saliva.
The ideal setting time for impression material is between 3-6 minutes.
Impression material should not be compatible with eugenol, which is a component of some temporary restoratives.
Dimensional stability is essential for impression material, ensuring it retains its shape and size after setting.
ideals for impression material do not require it to be abrasive.
The main purpose of impression material L4 is to create a replica of the oral cavity.
An ideal impression material should be able to reproduce fine details accurately.
An ideal impression material should not react with saliva to prevent distortion.
The acceptable setting time range for an ideal impression material is between 3-6 minutes.
An ideal impression material should be dimensionally stable after setting, maintaining its original shape and size.

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Description

Test your knowledge of dental impression materials with this quiz. Explore the requirements of an ideal impression material and its role in producing accurate replicas of oral tissues.