Mouth

The esophagus commences at the following level________________? A. Lower end of cricoid B. C5 vertebra C. 10 cm from incisor teeth D. C7

The narrowest part of GIT is______________? A. 60 cm proximal to ileocecal junction B. 1stpart of duodenum C. Esophago gastric junctionD. Pharyngo esophageal junction

Lymph from tonsils drain into the_______________? A. Jugulo omohyoid nodeB. Jugulo digastric node C. Submental node D. Upper cervical node

Damage to internal laryngeal nerve results in________________? A. Hoarseness B. Loss of timbre of voiceC. Anesthesia of larynx D. Breathing difficulty

All of the following statements regarding pharynx are correct except_____________? A. The opening of auditory tube is located in the lateral wall of naxopharynx B. The soft palate is at the level of separation of nasopharynx and the oropharynx C. The pharynx is continuous with the esophagus at the level of sixth cervical vertebraeD. The…

Sphenoidal air sinus is supplied by which nerve______________? A. Posterior ethmoidal B. Posterior superior C. Sphenoidal D. Infratemporal

First sinus developed ______________? A. Maxillary sinus B. Frontal sinus C. Sphenoidal sinus D. Ethmoidal sinus

What is maxillary air sinus ? A. Paranasal air sinus situated close to maxilla B. Venous sins situated close to maxilla C. Paranasal air sinus situated in maxilla D. Venous sinus extending in to the maxilla

Soft palate is made up of________________? A. Palatoglossus and palatopharyngeus B. Uvula C. Mucous membrane and musclesD. All of the above

All the following muscles of larynx are supplied by the recurrent laryngeal nerve except________________? A. CricohyoidB. Cricothyroid C. Arytenoid D. Aryepiglotticus