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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

Which of the following is correct________________?
A Type I and Type II gold can be heat treated and annealed
B Type III and Type IV gold can be heat treated and annealed
C Type I and IV gold can be heat treated and annealed
D All the type of gold can be heat treated and annealed
Correct Answer: Type III and Type IV gold can be heat treated and annealed
Which of the following is present in the powder of the acrylic resin______________?
A Methyl methacrylate
B Benzoyl peroxide
C Hydroquinone
D D-methyl paratolouidine
Correct Answer: Methyl methacrylate
Boiling point of methyl methacrylate________________?
A B.P of water
B < B.P of water
C Equal of BP of water
D Is at normal room temperature
Correct Answer: B.P of water
The main advantage of composites over unfilled direct filling resin is their_____________?
A Higher solubility in saliva
B Lower modulus of elasticity
C Esthetic excellence
D Lower thermal co-efficient of expansion
Correct Answer: Lower thermal co-efficient of expansion
Composite has_______________?
A Resin
B Filler
C Resin & Filler
D
Correct Answer: Resin
Acrylic resins are used for______________?
A Anterior restorations
B Temporary bridges
C Denture base
D All of the above
Correct Answer: All of the above
To prevent porosity in self-cure acrylic resin, curing should be carried in______________?
A Cold water
B Hot water
C Under tap water
D Under vacuum pressure
Correct Answer: Under vacuum pressure
Porosity present in a acrylic denture is usually the result of______________?
A A prolonged curing cycle
B Lack of sufficient pressure applied to flask
C Insufficient acrylic resin monomer
D Prolonged bench cooling after curing
Correct Answer: Lack of sufficient pressure applied to flask
Cross linking in denture base resin is contributed by_____________?
A Glycol dimetharylate
B Benzoyl peroxide
C N-para toluidine
D Methyl methacrylate
Correct Answer: Glycol dimetharylate
Hydroquinone is added to methyl methacrylate monomer_________________?
A To prevent polymerization during storage
B To initiate release of free radicalls
C To enable polymerization reaction at room temperature
D All of the above
Correct Answer: To prevent polymerization during storage
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