medical MCQs – Page 118

Practise multiple-choice questions from medical for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

medical Mcqs

1. oral anatomy 2. microbiology 3. oral pathology and medicine 4. physiology 5. biochemistry 6. general anatomy 7. dental materials 8. pharmacology 9. pathology 10. oral histology

2341. Marginal leakage related to temperature change occurs to the greatest extent with_______________?
0

A. Direct filling gold

B. Amalgam alloy

C. Composite resin

D. Unfilled resin

2342. Most advantageous indication of acid etching is______________?
0

A. Decrease micro leakage

B. Decrease porosity in restorative material

C. Decrease polymerization shrinkage

D. Decrease coefficient of thermal expansion

2343. One of the following is an agglutination test in the diagnosis of typhoid___________?
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A. Wasserman test

B. Widal test

C. Eleks test

D. Mantoux test

2344. Staphylococcus does not causes_______________?
0

A. Pneumonia

B. Scarlet fever

C. Osteomyelitis

D. Abscess

2345. The particle size in microfilled composites is_____________?
0

A. 0.5 to 1.0 microns

B. 0.05 to 0.04mm

C. 0.3 to 0.4mm

D. 0.01 to 0.1 microns

2346. When solid gets wet completely contact angle is______________?
0

A. 0

B. 90

C. 0 90

D. >90

2347. Which of the following is an acid-fast bacillus_____________?
0

A. Mycobacterium bacilli

B. Treponema pallidum

C. Neisseria gonorrhea

D. All of the above

2348. Which of the following enzyme is required to induce the formation of a plasma clot pathogenic staphylococci_____________?
0

A. S protein

B. Lysozyme

C. Fibrinolysin

D. Coagulase

2349. Boiling point of methyl methacrylate________________?
0

A. Is at normal room temperature

B. Equal of BP of water

C. B.P of water

D. < B.P of water

2350. For esthetic areas where high luster is required the restoration used usually______________?
0

A. Hybrid resin composites

B. Macrofilled resin composites

C. Microfilled resin composites

D. Glass ionomer restoratives

2351. The genetic ability of a bacterium to grow in the presence of several antibiotics is passed in vivo from one bacterium to another by_____________?
0

A. Transduction

B. Transformation

C. Conjugation

D. Rarefaction

2352. Which of the following absorbs maximum amount of water ?
0

A. Macrofilled resin

B. Microfilled resin

C. Light cure activated

D. Hybrid

2353. Deformation that is recovered upon removal of an externally applied force or pressure is known as_____________?
0

A. Flexural strain

B. Youngs modulus

C. Elastic strain

D. Plastic strain

2354. Group A B-hemolytic streptococcal infection of the pharynx may be followed in some by_____________?
0

A. Typhoid fever

B. Diphtheria

C. Rheumatic fever

D. Syphilis

2355. Phage conversion is required for________________?
0

A. All o f the above

B. Gonorrhoea

C. Diptheria

D. Tularemia

2356. Black pigmented anaerobes include all of the following except______________?
0

A. Tannerella

B. Buccae

C. Porphyromonas

D. Prevotella

2357. In heat cure denture base acrylic resins the monomer is___________?
0

A. Polymethylmethacrylate

B. Ethylmethacrylate

C. Methacrylate

D. Methyl ethyl methacrylate

2358. Signs of tyhoid fever is/are_____________________?
0

A. All of the above

B. Haemorrhage

C. Osteomyelitis

D. perforation

2359. The advantage of unfilled methyl methacrylate is that______________?
0

A. It can be finished smoothly

B. Its non-irritation to pulp

C. It has a low degree of flow

D. Its wear resistant is high

2360. Etching of dentin does not include_____________?
0

A. Exposure of collagen fibers

B. Removal of smear layer

C. Increases surface energy

D. Opening of dentinal tubules

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