Pharynx & larynx l human anatomy MCQs for dental students
MCQ on pharynx and larynx for general human anatomy in dentistry
1. The weakest part of pharynx is:
a.
Sinus of Morgagni
b.
Between thyropharyngeus and cricopharyngeus
c.
Pyriform fossa
d.
Pharyngeal recess
2. Main motor nerve supply to the pharynx is:
a.
Vagus
b.
Accessory
c.
Glossopharyngeal
d.
Facial
3. Nasopharynx consists of all except:
a.
Pyriform recess
b.
Pharyngeal recess
c.
Pharyngeal tonsil
d.
Salpingopharyngeal fold
4. The nerve that is related to pyriform recess in pharynx:
a.
Recurrent laryngeal
b.
External laryngeal
c.
Internal laryngeal
d.
Glossopharyngeal
5. The only pharyngeal muscle innervated by glossopharyngeal nerve is:
a.
Stylopharyngeus
b.
Palatopharyngeus
c.
Superior constrictor
d.
Middle constrictor
6. 2nd State of degultition is characterized by:
a.
Elevation of larynx
b.
Momentory apnea
c.
Paristalsis of pharyngoesophageal sphincter
d.
Relaxation of pharyngeal constrictors
7. Auditory tube is supplied by:
a.
Ascending pharyngeal
b.
Middle meningeal
c.
Artery of pterygoid canal
d.
All
8. The stage of deglutition which is voluntary to nature:
a.
One
b.
Two
c.
Three
d.
Four
9. Which is the inferior boundary of the oropharynx?
a.
Palatoglossal folds.
b.
Posterior one third of tongue.
c.
Nasopharynx.
d.
Mucosa covering middle and inferior constrictors.
10. Which is the anterior boundary of the laryngopharynx?
a.
Oropharynx.
b.
Larynx and epiglottis.
c.
Mucosa covering middle and inferior constrictors.
d.
Mucosa covering superior and middle constrictors.
11. What is the name of the depression immediately posterior to the root of the tongue?
a.
Piriform recess.
b.
Epiglottic vallecula.
c.
Pharyngeal recess.
d.
Torus tubarius.
12. Which is the potential site for objects to become lodged?
a.
Piriform recess.
b.
Epiglottic vallecula.
c.
Pharyngeal recess.
d.
Torus tubarius.
13. Which muscle takes origin from the stylohyoid ligament and lesser cornu of hyoid?
a.
Superior constrictor.
b.
Middle constrictor.
c.
Stylopharyngeus.
d.
Palatopharyngeus.
14. Which muscle takes origin from the cartilage of the auditory tube?
a.
Superior constrictor.
b.
Middle constrictor.
c.
Salpingopharyngeus.
d.
Palatopharyngeus.
15. Which is the only muscle of the pharynx supplied by the glossopharyngeal nerve?
a.
Superior constrictor.
b.
Middle constrictor.
c.
Salpingopharyngeus.
d.
Stylopharyngeus.
16. Which of the following structures does not pass through the gap between base of skull and superior constrictor muscle?
a.
Auditory tube.
b.
Levator veli palatini.
c.
Ascending palatine artery.
d.
Tensor veli palatini.
17. Which of the following structures does not pass through the gap between superior and middle constrictor muscles?
a.
Salpingopharyngeus.
b.
Stylopharyngeus.
c.
Glossopharyngeal nerve.
d.
Stylohyoid ligament.
18. Which of the following structures does not pass through the gap between middle and inferior constrictor muscles?
a.
Internal laryngeal nerve.
b.
Superior laryngeal artery.
c.
Superior laryngeal vein.
d.
Recurrent laryngeal nerve.
19. Which artery ascends along the lateral side of pharynx typically between stylopharyngeus and styloglossus muscles?
a.
Ascending pharyngeal.
b.
Ascending palatine.
c.
Tonsillar.
d.
Pharyngeal.
20. Which nerve does not contribute to the formation of the pharyngeal plexus?
a.
Pharyngeal branch of glossopharyngeal nerve.
b.
Pharyngeal branch of vagus.
c.
Cranial part of accessory nerve.
d.
Recurrent laryngeal branch of the vagus.
21. The pharyngeal wall consists of all the following except:
(a) Mucous membrane
(b)
Pharyngobasilar fascia
(c)
Buccopharyngeal fascia
(d)
Prevertebral fascia
22. All of the following are features of nasopharynx except:
(a) Pharyngeal tonsil
(b)
Tubal tonsil
(c)
Pharyngeal recess
(d)
Piriform recess
23. Nerve Supply of mucosa of larynx is:
a.
External and recurrent laryngeal
b.
Internal and recurrent laryngeal
c.
External laryngeal
d.
Superior laryngeal
24. All of the muscles of larynx are supplied by recurrent laryngeal nerve except:
a.
Cricohyoid
b.
Cricothyroid
c.
Arytenoid
d.
Eryepiglottis
25. Motor nerve supply of pharyngeal muscles is derived from:
(a) Vagoaccessory complex
(b)
Glossopharyngeal nerve
(c)
External laryngeal nerve
(d)
All of the above
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