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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

The best tissue tolerated material for crown and bridge_______________?
A Highly polished porcelain
B Highly polished acrylic
C Highly glazed porcelain
D Highly polished metal
Correct Answer: Highly glazed porcelain
Dental porcelains are crystalline materials of________________?
A Rubber
B Plastic
C Organic substances
D Glass
Correct Answer: Glass
The main purpose of adding metallic oxides in ceramic is________________?
A Colour matching
B Transparency
C Opacity
D None of the above
Correct Answer: Colour matching
Coefficient of thermal expansion of metal-ceramic alloys is________________?
A Same as porcelain
B More than porcelain
C Less than porcelain
D More than or equal to porcelain but not less
Correct Answer: More than or equal to porcelain but not less
Stage recognized in the firing of dental porcelain given below. Which of state is not correct ?
A Cold stage bisque
B Low bisque
C Medium bisque
D High bisque
Correct Answer: Cold stage bisque
The maximum shrinkage during firing proces in ceramic occurs in__________________?
A High Bisque stage
B Low Bisque stage
C Medium Bisque stage
D Fusion stage
Correct Answer: Medium Bisque stage
Super abrasive is________________?
A Sand
B Silicon arbide
C Diamond
D Aluminum oxide
Correct Answer: Diamond
The preferred material for repair of fractured denture base is______________?
A Chemically cure resin
B Heat curve resin
C Light cure resin
D Vinyl resin
Correct Answer: Chemically cure resin
Dispersion of crystalline phase to strengthen ceramics results in_________________?
A dispersed porcelain
B Glazed porcelain
C aluminium porcelain
D All of the above
Correct Answer: aluminium porcelain
For porcelain fused to metal crown, the porcelain should have ______________?
A High fusion expansion
B High fusion temperature
C Linear coefficient of thermal expansion less than that of metal
D Linear coefficient of thermal expansion more than that of metal
Correct Answer: Linear coefficient of thermal expansion less than that of metal
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