A. Lower end of cricoid
B. C5 vertebra
C. 10 cm from incisor teeth
D. C7
Related Mcqs:
- The oesophagus commences at the following level_________?
A. Lower end of cricoid
B. C5 vertebra
C. 10 cm from incisor teeth
D. C7 - The oesophagus commences at the following level____________?
A. Lower end of cricoid
B. C5 vertebra
C. 10 cm from incisor teeth
D. C7 - A patient has increased number of columnar cells in lower esophagus. He has which of the following change_______________?
A. Dysplasia
B. Anaplasia
C. Metaplasia
D. Normal histology - All the following muscles of larynx are supplied by the recurrent laryngeal nerve except________________?
A. Cricohyoid
B. Cricothyroid
C. Arytenoid
D. Aryepiglotticus - 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 - 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 - Which of the following muscle is attached to posterior part of pterygomandibular raphe ?
A. Lateral pterygoid
B. Buccinator
C. Superior constrictor
D. Medial pterygoid - Regarding palatin tonsil , which of the following is an statement___________________?
A. Lies on the superior constrictor
B. Lymph form it drains into jugulo digastric group of deep the cervical nodes
C. Has sensory innervation from vagus
D. Is a derivative of the second pharyngeal pouch - A patient on warfarin sodium following myocardial infarction reports for an oral surgical procedure which one of the following laboratory tests should be preferred to ascertain the fitness_______________?
A. Prothrombin time
B. Tourniquet time
C. Clotting time
D. Bleeding time - All of the following structures are associated with branches of the trigeminal nerve EXCEPT the______________?
A. Foramen ovale
B. Foramen rotundum
C. Superior orbital fissure
D. Stylomastoid foramen