Mcq Subject: ENT

All are true statements regarding use of sodium fluoride in the treatment of otosclerosis except:

A. It inhibits osteoblastic activity

B. Used in active phase of otosclerosis when Schwaz sign is positive

C. Has proteolytic activity (bone enzymes)

D. Contraindicated in chronic nephritis

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The preferred treatment of verrucous carcinoma of the larynx is –

A. Pulmonary surgery

B. Electron beam therapy

C. Total laryngectomy

D. Endoscopic removal

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Most common site of mandibular fracture is

A. Angle of mandible

B. Condylar process

C. Coronoid process

D. Ramus

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Ohngren’s line extends from-

A. Lateral canthus of the eye to angle of mandible

B. Medial canthus of eye to angle of mandible

C. Medial canthus of eye to tragus

D. Tragus to angle of mandible

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A high tracheostomy may be indicated in-

A. Scleroma of the larynx

B. Multiple papillomatosis of larynx

C. Bilateral vocal cord paralysis

D. Carcinoma of larynx

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Which muscle of larynx is not supplied by recurrent laryngeal nerve –

A. Vocalis

B. Thyroarytenoid

C. Cricothyroid

D. Interarytenoid

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During normal conversation sound heard at 1meter distance is

A. 60 dB

B. 80 dB

C. 90 dB

D. 120 dB

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Abductor of the larynx is:

A. Crico-arytenoideus posterior

B. Crico-arytenoideus lateralis

C. Arytenoideus transversus

D. Vocalis muscle

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On otological examination all of the following will have positive fistula test except:

A. Dead ear

B. Labyrinthine fistula

C. Hypermobile stapes footplate

D. Following fenestration surgery

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Most common cause of stridor after birth:

A. Laryngeal papilloma

B. Laryngeal web

C. Laryngomalacia

D. Vocal cord palsy

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