ENT MCQ Quiz 12 (Rhinology)
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The incidence of choanal atresia is
One per 1000 live birth
One per 4000 live birth
One per 7000 live birth
One per 10000 live birth
Adenoidectomy should be avoided in
Sub mucous cleft palate
Significant history of nasal regurgitatioln as an infant
All of the above
None of the above
Question 2 Explanation:
The relative contraindications for tonsillectomy and adenoidectomy include cleft palate or submucous cleft palate because these patients are at risk for velopharyngeal insufficiency. Clinicians should evaluate for the presence of a bifid uvula or a notched hard palate as clues to making this diagnosis preoperatively. In addition, severe bleeding disorders should be given special consideration.
Sinus not present at birth is
Question 3 Explanation:
The frontal sinuses are absent at birth, but are generally fairly well developed between the seventh and eighth years, only reaching their full size after puberty.
Nasal perforation in bony part is caused by
Systemic lupus erythematosis
Artery of epistaxis is the name given to
Superior labial artery
Anterior ethmoidal artery
Question 5 Explanation:
The "artery of epistaxis" is the sphenopalatine branch of internal maxillary artery. This is called so because this vessels supplies the major portion of the nasal cavity. It enters the nasal cavity at the posterior end of the middle turbinate to supply the lateral nasal wall, it also gives off a septal branch which supplies the nasal septum.
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