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Medical Science Mcqs 5254 MCQs [All-Courses]

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Medical Science is the study of human health, diseases, prevention, and treatment, focusing on diagnosis, patient care, and medical research to improve healthcare outcomes.

All Topics  5254

Dustless alginate is produced by______________?
A Reducing the diatomaceous earth
B Adding heavy metal salts
C Coating with dihydric alcohol
D Altering the matrix
Correct Answer: Coating with dihydric alcohol
Two in one stage impression materials include______________?
A Zinc Oxide eugenol impression paste
B Hydrocolloid impression material
C Elastomeric impression material
D All of the above
Correct Answer: Elastomeric impression material
A technique of combining reversible and irreversible hydrocolloid that could bond to irreversible hydrocolloid is known as________________?
A Injecting technique
B Laminate technique
C Immersion technique
D Tempering technique
Correct Answer: Laminate technique
Which of the following impression materials is easy to pour and difficult to remove the stone cast from the impression ?
A Addition polysilicone
B Condensation polysilicone
C Polyether
D Polysulfide
Correct Answer: Polysulfide
Rough and irregular surface produced on the impression is because of ?
A Improper application of pressure during impression making
B Air incorporated during mixing
C Too rapid polymerization
D Presence of moisture in impression area
Correct Answer: Too rapid polymerization
The impression materials with lowest viscosity is_____________?
A Plaster of paris
B Agar – agar
C Zinc oxide eugenol
D Elastomers
Correct Answer: Plaster of paris
The ranking of tear strength from the lowest to highest of all impression materials generally is as follows_______________?
A Hydrocolloids, silicones, polyether, polysulfide
B Silicones, hydrocolloids, polyether, polysulfide
C Polysulfide, hydrocolloids, silicones, polyether
D Hydrocolloids, polyether, silicones, polysulfide
Correct Answer: Hydrocolloids, silicones, polyether, polysulfide
Most mucostatic among the following_____________?
A Impression compound
B Alginate
C ZOE paste
D Elastomer
Correct Answer: ZOE paste
Which of the following impression material requires a hardener ?
A Agar
B Alginate
C Elastomers
D Impression compound
Correct Answer: Agar
By product of condensation reaction between silicone base and alkyl silicate in presence of tin octate_______________?
A Ethyl alcohol
B Glycol
C Acetate
D Propanolol
Correct Answer: Ethyl alcohol
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