Medical MCQs

5099 MCQs  (Page 144 of 510)

The narrowest part of GIT is______________?
A. 60 cm proximal to ileocecal junction
B. 1stpart of duodenum
C. Esophago gastric junction
D. Pharyngo esophageal junction
The esophagus commences at the following level________________?
A. Lower end of cricoid
B. C5 vertebra
C. 10 cm from incisor teeth
D. C7
The only pharyngeal muscle innervated by the glossopharyngeal nerve is the_______________?
A. Style pharyngeus
B. Palatopharyngeus
C. Superior constrictor
D. Middle constrictor
What is true about pharyngotympanic tube ( Eustachian tube) ?
A. It opens into oropharynx
B. Supplied by ix nerve
C. Lined stratified squamous epithelium
D. It is cartilaginous throughout its length
Walderyer’s lymphatic chain is formed by all except_____________?
A. Palatine tonsils
B. Pharyngeal tonsils
C. Tubal and lingual tonsils
D. Post auricular nodes
The arterial supply of trachea is by________________?
A. Bronchial artery
B. Tracheal artery
C. Inferior thyroid artery
D. Superior thyroid artery
Little’s area constitutes________________?
A. Anastamosis between branch of maxillary artery and branch of facial artery.
B. Anastamosis between two branches of facial artery .
C. Anastamosis between two branches of maxillary artery
D. None of the above
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
First sinus developed ______________?
A. Maxillary sinus
B. Frontal sinus
C. Sphenoidal sinus
D. Ethmoidal sinus
Sphenoidal air sinus is supplied by which nerve______________?
A. Posterior ethmoidal
B. Posterior superior
C. Sphenoidal
D. Infratemporal