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Medical Science Mcqs 5254 MCQs [All-Courses]

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

Gallium and indium added to Amalgam replace______________?

A Silver

B Tin

C Mercury

D Zinc

Review Detailed Answer

Correct Answer: Mercury

Which is true regarding lathe cut silver alloy_______________?

A Requires least amount of mercury

B Achieves lowest compressive strength at 1 hr.

C Has tensile strength both at 15 min & 7 days comparable to high copper unicompositional alloy

D Has low creep

Review Detailed Answer

Correct Answer: Achieves lowest compressive strength at 1 hr.

Adequate mixing of mercury is indicated by_______________?

A Dry Mix

B Shiny Mix

C Short Mixing Time

D None of the above

Review Detailed Answer

Correct Answer: Shiny Mix

For dental amalgam, the elastic modulus and tensile strength is______________?

A 40 Gpa and 60 – 100 Mpa

B 21 Gpa and 27 – 55 Mpa

C 350 Gpa and 10 – 120 Mpa

D 360 Gpa and 125 – 130 Mpa

Review Detailed Answer

Correct Answer: 21 Gpa and 27 – 55 Mpa

Which of the following does not occur in High Copper Amalgam ?

A Electrochemical Corrosion

B Chemical Corrosion

C Penetrating Corrosion

D Corrosion does not occur at all

Review Detailed Answer

Correct Answer: Penetrating Corrosion

High strength amalgam is achieved by_____________?

A Maximum matrix and minimum alloy phase

B Minimum matrix and maximum alloy phase

C Maximum matrix phase

D Minimum alloy phase

Review Detailed Answer

Correct Answer: Minimum matrix and maximum alloy phase

Once triturated, the Dental amalgam should be condensed with in_____________?

A 5 minutes

B 6 minutes

C 3 minutes

D 15 minutes

Review Detailed Answer

Correct Answer: 3 minutes

The solid solution of silver and mercury is called_______________?

A y1

B y2

C B1

D y

Review Detailed Answer

Correct Answer: y1

Advantage of minimum mercury technique or Eames technique is all Except________________?

A High strength

B Sets quickly

C Needs no squeezing of excess mercury

D Greater plasticity and adapts well to cavity walls

Review Detailed Answer

Correct Answer: Greater plasticity and adapts well to cavity walls

Mercury rich condition in a slow setting amalgam alloy system in a resoration in______________?

A Accelerated corrosion

B Fracture of the restoration

C Merginal damage

D All of the above

Review Detailed Answer

Correct Answer: All of the above

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Medical Science Mcqs 5254 MCQs [All-Courses]

All Topics 5254

All Topics 5254

Gallium and indium added to Amalgam replace______________?

Which is true regarding lathe cut silver alloy_______________?

Adequate mixing of mercury is indicated by_______________?

For dental amalgam, the elastic modulus and tensile strength is______________?

Which of the following does not occur in High Copper Amalgam ?

High strength amalgam is achieved by_____________?

Once triturated, the Dental amalgam should be condensed with in_____________?

The solid solution of silver and mercury is called_______________?

Advantage of minimum mercury technique or Eames technique is all Except________________?

Mercury rich condition in a slow setting amalgam alloy system in a resoration in______________?