FREE DENTISTRY AND STUDY GAMES ABOUT LAB

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FREE DENTISTRY AND STUDY GAMES ABOUT LAB

MATERIALS & PROC EXAM QUESTIONS Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -16 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: Term for the molecule that when combined with other molecules forms a polymer.

Answer:

Monomer Question 2: Related to gypsum, indicating 2 parts water and 1 part calcium sulfate.

Answer:

Dihydrate

Question 3: The chemical compound consisting of like units bonding together.

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Polymer Question 4: The accurate replica of tooth; used in lab for fabrication of cast restoration.

Answer:

Die

Question 5: Portion of the articulator used to transfer the relationship of the maxillary arch and TMJ joint to a dental cast.

Answer:

Face Bow Question 6: When gypsum is heated, loses water and converts to calcium sulfate; forming the powder product of gypsum.

Answer:

Hemihydrate

Question 7: Term for having uniform quality and consistency throughout.

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Homogenous Question 8: Term for the lab device that simulates the movement of the mandible and TMJ joint; holds dental cast.

Answer:

Articulator

Question 9: The mixture of gypsum and water used i the finishing of models.

Answer:

Slurry Question 10: A mineral used in the formation of plaster of Paris and dental stone; chemically known as calcium sulfate dihydrate.

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Gypsum Question 11: Name for the dental lab machine with varying cutting instruments, grinding stone, and polishing wheels used for dental appliances.

Answer:

Lathe

Question 12: The structural portion of a dental model created from the alginate impression.

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Anatomical Portion Question 13: Term for a substance that can evaporate easily and is very explosive.

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Volatile Question 14: Term referring to a dental material that retains its original dimension when subjected to a change in temperature and humidity.

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Dimensionally Stable Question 15: The replica of the maxillary and mandibular arches made from an impression.

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Model Question 16: Chemical process in the setting of dental stone and plaster in which a cluster of crystals interlink, giving strength and rigidity.

Answer:

Nuclei Crystallization