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.Management Sciences
Category: Mouth, Pharynx, Larynx
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
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
Lymph from tonsils drain into the_______________?
A. Jugulo omohyoid node
B. Jugulo digastric node
C. Submental node
D. Upper cervical node
Damage to internal laryngeal nerve results in________________?
A. Hoarseness
B. Loss of timbre of voice
C. 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 vertebrae
D. The afferent limb of the gag reflex is 10th cranial nerve; the efferent limb is IX cranial nerve
Cricothyroid is supplied by_______________?
A. Vagus
B. Recurrent laryngeal nerve
C. Hypoglossal nerve
D. Superior laryngeal nerve
Main nerve supply of palatine tonsils is_______________?
A. Lesser palatine nerve
B. Greater palatine nerve
C. Glossopharyngeal nerve
D. Facial nerve
The only pharyngeal muscle innervated by the glossopharyngeal nerve is the_______________?
A. Style pharyngeus
B. Palatopharyngeus
C. Superior constrictor
D. Middle constrictor
Trachea bifurcates at the level of_______________?
A. Sternal angle
B. 5th inter costal space
C. 3rd thoracic vertebrae
D. thoracic vertebrae
Which of the following statements regarding middle constrictor muscle is wrong__________________?
A. Lies on superior constrictor
B. Lymph from it drains in the deep cervical lymph nodes
C. Has sensory innervation from vagus
D. Is a derivative of the second pharyngeal arch
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