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ENT – Second Long Exam (2010-2011) 1. Which of the following is the narrowest portion of the nasal passage which most significantly contributes to total airflow resistance? a. Anterior choana b. Posterior choana c. Limen nasi d. Nasal vestibule 2. The blood supply to the nose arises from both the external and internal carotid system. The following statement best describes this distribution a. The maxillary artery is implicated in causing cavernous sinus thrombosis b. The opthalmic artery from the external carotid system gives rise to the ethmoidal arteries c. The internal nose receives blood from the terminal branches of the sphenopalatine artery d. The sphenopalatine artery from the external carotid system is the main blood supply of the internal nose 3. Understanding the physics of nasal airflow provides insight into process of warming and humidification of inspired air. The following statement occurs during nasal inspiration a. Increasing airflow velocity is desirable because it promotes warming and humidification b. Water is withdrawn from inspired air to reduce the amount of insensible loss c. Inspired air is heated by 25% on entering the nasopharynx, with relative humidity of over 90% d. Transforming turbulent to laminar airflow is integral to nasal airconditioning functions 4. The nose is essential for olfaction. The following statement best describes this unique role: a. Olfactory epithelium covers the anterior inferior part of the septum b. On inspiration, the liquid-soluble and lipid-soluble substances create an olfactory impression c. the olfactory bulb is connected to the olfactory tract to the tertiary olfactory center in the cortex d. olfactory mucosa contains between 100-200 million bipolar sensory cells in just a few centimeters 5. The most important mechanical defense of the nasal mucosa is the mucocilliary apparatus. The following statement best describes its properties: a. cilliary motion is influenced by temperature and humidity, and not by gravity b. Mucus has a superficial sol layer where trapping of microscopic debris occurs c. Mucociliary transport is directed anteriorly and toward the nares in allergic patients with dripping noses d. Fine salt is placed on the anterior end of the inferior turbinate may be monitored to test mucocilliary clearance 6. The mucosal lining of the oropharynx is a. Strat. Ciliated epith b. Strat. Columnar epith c. Stratified non-keratinized squamous epith d. Stratified keratinized squamous epith 7. Which of the following statements is true about the pharynx? a. Bounded posteriorly by the cervical vertebrae b. Bounded laterally by the mandibular alveolus 8. 9. 10. 11. 12. 13. c. Bounded anteriorly by the base of the tongue d. Bounded inferiorly by the superior border of the cricoid cartilage Which of the following best describes normal swallowing a. The bolus of food swallowed is transported into the stomach within 710 seconds b. Involuntary reflex adduction of the vocal cords happens during the esophageal phase c. The pharyngeal phase begins with the pressing of the food against the hard palate with the tongue d. Oral phase elicits an involuntary swallowing reflex Which of the following pharyngeal muscles opens the auditory canal during swallowing? a. Superior constrictor b. Middle constrictor c. Stylopharyngeus d. Salpingopharyngeus The primary function of the pharynx is: a. Initiate immune response to infection b. Express phonation c. Conduct respiration d. Coordinate glutition The tongue in a patient with right CNXII deficit would: a. Deviate toward the left b. Deviate toward the right c. Stay in the midline d. Not move at all Which of the following structures facilitate spread of inflammatory lesions from the lip to the cranial cavity? a. Occipital vein b. Facial vein c. Maxillary vein d. Superficial temporal vein Which of the following statement regarding the oral cavity is true: a. Twenty deciduous teeth erupt in childhood and are gradually replaced by the permanent dentition 14. 15. 16. 17. 18. b. Lingual tonsils are located at the apex of the tongue c. Lining of the oral cavity consists of a simple squamous epithelium d. The hard palate supports the uvula and two pairs of muscular pharyngeal arches The main function of the larynx is: a. Initiates phonation b. Coordinates glutition c. Airway protection d. Respiration The temporal relationship between the separation of the superior edges of the vocal folds and the closure of the lower edges is best accounted for by: a. Neurochronaxic theory b. Bernoulli effect c. Ishizaka’s two-mass model d. The “body-cover” concept of phonation What is the cadaveric position of the vocal folds: a. Vocal folds fully apposed b. Vocal folds fully abducted c. Vocal folds in the paramedian position d. Unilateral vocal fold abducted. Glottic adduction during expiration: a. Increases expiratory resistance to airflow, prolonging exhalation b. Decreases expiratory resistance to airflow, shortening exhalation c. Increases expiratory resistance to airflow, shortening exhalation d. Decreases expiratory resistance to airflow, prolonging exhalation Which of the following supplies the sensory innervation to the mucosa of the lining of the upper portions of the larynx a. Recurrent laryngeal nerve b. Internal branch of the superior laryngeal nerve c. External branch of the superior laryngeal nerve d. Arnold’s nerve 19. The supraglottis is defined by the tip of the epiglottis and vallecula superiorly and which is the following structures inferiorly: a. Under surface of the false vocal cords b. Lower border of the cricoid cartilage c. Region of the ventricles d. Area of the aryepiglottic folds 20. Which of the following muscles of the larynx is supplied by the superior laryngeal nerve: a. Posterior cricoarytenoid b. Cricothyroid c. Thyroarytenoid d. Lateral cricothyroid 21. Nasal breathing is favored by constriction of the oropharyngeal passage, which is primarily accomplished by activation of the: a. Musculus uvulae b. Palatoglossus c. Palatopharyngeus d. Levator veli palatini 22. The most important pharyngeal dilator is the: a. Hyloglossus b. Mylohyoid c. Geniohyoid d. Genioglossus 23. In a newborn, the epiglottis is in contact with the soft palate making the baby: a. Obligate nasal breather b. Obligate mouth breather c. Some during sleep d. Aspirate every after feedings 24. Type of articulation of the crico-arytenoid joint: a. Hinge joint b. Pivot joint c. Gliding joint d. Ball and socket joint 25. Contraction of the posterior cricoarytenoid muscle pulls the muscular process of the arytenoid: a. Anteriorly and cephalad b. Anteriorly and caudally c. Posteriorly and cephalad d. Posteriorly and caudally 26. Which of the following is observed during laryngeal stroboscopy? a. Mucosal waves 27. 28. 29. 30. 31. 32. 33. b. Integrity of the neuromuscular unit c. Subglottic pressure d. Intensity of phonation Following total thyroidectomy, a patient developed breathy voice that fatigues easily, she also noted failure to sing higher notes. Which of the following could have been injured? a. Unilateral recurrent laryngeal nerve b. Bilateral recurrent laryngeal nerve c. Unilateral superior laryngeal nerve d. Bilateral superior laryngeal nerve //// a. // b. // c. Pseudostratified columnar epithelium d. Transitional epithelium Gradual onset of hoarseness may indicate which of the following pathology: a. Neurogenic origin b. Psychogenic origin c. Lesion of the vocal cord d. Trauma The most basic method of examining the larynx is: a. Direct laryngoscopy b. Indirect laryngoscopy c. Laryngeal stroboscopy d. Flexible nasopharyngoscopy This test is best performed on patients with evidence of movement disorders of the vocal folds: a. Laryngeal videostroboscopy b. Rigid laryngoscopy c. Flexible laryngoscopy d. Laryngeal electromyography A patient with an abductor spasmodic dysphonia may have which of the following voice quality: a. Strained b. Breathy c. Aphonia d. Rough Hoarseness due to malignancy of the larynx involves the: a. Epiglottis 34. 35. 36. 37. 38. b. False vocal folds c. True vocal folds d. Subglottic area The vibratory rate of the human true vocal folds: a. 10-100 cycles per sec b. 50-750 cycles per sec c. 75-1000 cycles per sec d. 300-3000 cycles per sec Which principle in physics helps in the vibration of the vocal fold during phonation? a. Newton’s principle b. Bernoulli’s principle c. Principle of action-reaction d. Principle of mass action A 5 year old boy comes to the ER because of persistent nose bleeding. Immediate management includes the following measure: a. Do nasal packing b. Request for bleeding profile work-up c. Apply digital pressure to the anterior nose d. Infuse IV fluids to restore fluid volume In evaluating olfactory disorders, the clinical history usually establishes precipitating events. Sudden olfactory loss suggest the following possibility: a. Neoplasm b. Head trauma c. Inflammatory process d. Degenerative process A 30 y.o. male complained of midfacial pain and yellowish nasal discharge 2 weeks after persistent “cold”. After an endoscopic examination, the ORLHNS specialist concluded that the patient suffers from rhinosinusitis of the “anterior group”. The following statement give evidence to his observation: a. Mucopurulent discharge was seen in front of the torus tubarius b. Mucopurulent discharge was seen pooling at the nasal vestibule c. Mucopurulent discharge was seen draining from the superior meatus 39. 40. 41. 42. 43. d. Mucopurulent discharge was seen coming from the sphenoethmoidal recess A 60 y.o. diabetic female developed nasofacial cellulitis 1 week after suffering from furunculosis of the nasal dorsum. The following statements is true of this condition: a. Surgical drainage through the glabella is the treatment of choice b. The most common pathologic microorganism isolated is S. Aureus c. Cavernous sinus thrombosis may result from direct extension through the cribriform plate d. Valves venous network in this area accounts for the high incidence of CNS complications A 60 y.o. female suffered a cerebrovascular ischemic attack. After which she was unable to recognize scents. This type of olfactory dysfunction is called: a. Agnosia b. Parosmia c. Hyposmia d. Phantosmia Which of the following enhances hormonal rhinitis: a. Testosterone b. Estrogen c. Progesterone d. Diethylstilbestrol Which of the following best describes allergic rhinitis: a. Nasal inflammation resulting from an IgE mediated response b. Characterized by nasal obstruction and yellowish purulent rhinorrhea c. Associated with asthma in 25% of cases d. And insignificant global health problem Which of the following is suggestive of allergic rhinitis? a. History of rhinorrhea an exposure to allergens b. Maxillary sinus air-fluid level on CT scan c. Negative skin prick test 44. 45. 46. 47. 48. 49. d. A white glistening mass on nasal endoscopy A 35 y.o. male complains of nasal congestion whenever exposed to perfume. The patient most probably has the following condition: a. Dysosmia b. Allergic rhinitis c. Vasomotor rhinitis d. Rhinitis medicamentosa A 40 y.o. male has severe allergic rhinitis and nasal polyposis. The following type of olfactory dysfunction (dysosmia) is a very likely accompanying complaint a. Agnosia b. Parosmia c. Hyposmia d. Phantosmia Most important step in treatment of nonspecific chronic rhinitis a. Decongestants b. Antihistamine + steroids c. Remove irritants d. Saline spray Which of the following is the treatment of choice for persistent severe allergic rhinitis? a. Intranasal steroids alone b. 1st generation antihistamine and anticholinergics c. Systemic and intranasal steroids with immunotherapy d. H1 receptor blocker antihistamine alone Which of the following countries have the lowest prevalence rate of allergic rhinitis a. USA b. Greece c. UK d. Australia Mrs. Cruz developed rhinosinusitis 2 months after tooth extraction oh her left maxillary first premolar. This could be due : a. Oroantral fistula b. Trauma c. Persistent dental infection d. Unerrupted tooth 50. The most common bacteria isolated from the maxillary sinus in adults with acute bacterial rhinosinusitis a. Strep. Pneumoniae b. Staph. Aureus c. H. Influenzae d. M. Catarrhalis 51. Head ache emanating from the medial canthus is usually due to: a. Sphenoid sinusitis b. Frontal sinusitis c. Ethmoid sinusitis d. Maxillary sinusitis 52. Which of the following is classified as a major symptom of rhinosinusitis? a. Nasal congestion b. Cough c. Fever d. Irritability 53. Children with rhinosinusitis usually presents with foul smelling nasal discharge which is usually due to: a. Hypertrophic turbinates b. Foreign body c. Adenoidal hypertrophy d. Septal deviation 54. The initial management of rhinitis medicamentosa when suspected is to: a. Discontinue the drug b. Use nasal douche c. Use topical steroids d. Take oral decongestants 55. Which of the following plain radiographic views best describe the maxillary sinus? a. Caldwell view b. Water’s view c. Lateral view d. Stenver’s view 56. Which of the following diagnostic tools for patient with rhinosinusitis accurately defines key anatomic structures a. Plain radiography b. Ultrasound c. CT scan d. Doppler scan 57. Which of the following statements is true regarding imaging of paranasal sinus tumor? a. 90% of cases will present with bone destruction b. X-ray of the paranasal sinuses is sufficient for diagnosis c. CT scan without bone window is adequate d. MRI will demonstrate bone destruction better than CT scan 58. Neck dissection is seldom performed for sinonasal malignancies because regional metastasis is approximately: a. 20% b. 40% c. 60% d. 80% 59. Mr. De los Santos complains of paresthesia on the left side of his face. This could be due to tumor extension with the involvement of the a. Infraorbital nerve b. Sphenopalatine nerve c. Glossophryngeal nerve d. Hypoglossal nerve 60. Tumors of the paranasal sinuses are usually in the advanced stage at the time of diagnosis because: a. It mimics chronic inflammatory disease such as sinusitis b. Delay in diagnosis c. Reluctance of surgeons to pursue an aggressive treatment d. Complex anatomy of the region 61. Ohngren’s line is an imaginary line that divides the maxillary antrum into a suprastructure and an infrastructure. This line runs from the: a. Inner canthus of the eye to the angle of the mandible b. Nasion to the angle of the mandible c. Glabella to the angle of the mandible d. Nasal tip to the angle of the mandible 62. Maxillary sinus carcinoma involving the suprastructure has a poorer prognosis because of its tendency to extend intracranially due to its proximity to the a. Cribriform plate 63. 64. 65. 66. 67. 68. 69. b. Anterior ethmoids c. Hard palate d. Soft palate Neck dissection is seldom done in cases of paranasal sinus tumors because its lymphatic spread is to the: a. Retropharyngeal nodes b. Parapharyngeal nodes c. Posterior cervical nodes d. Submandibular nodes Choanal atresia can be diagnosed at birth by: a. Passing a catheter into the nasal cavity b. Direct laryngoscopy c. Posterior rhinoscopy d. X-ray of the nasopharynx Blood-tinged nasal discharge in a 66 y.o. male accompanied by level II neck mass in the left and aural fullness on the same side can be due to : a. Anthrochoanal polyp b. Nasopharyngeal carcinoma c. Hypertrophic adenoids d. Nasal polyps The best diagnostic modality in a patient suspected with nasopharyngeal angiofibroma is: a. Radiography of the nasopharynx b. Punch biopsy of the nasopharynx c. MRI of the nasopharynx with contrast d. Plain CT scan of the nasopharynx Which of the following is related to the nasopharyngeal carcinoma? a. HIV b. EBV c. HSV d. Papilloma virus Blood-tinged nasal discharge in a 13 y.o. boy is best evaluated by: a. Anterior rhinoscopy b. Posterior rhinoscopy c. Nasal endoscopy d. Paranasal sinus x-rays What is the primary treatment of choice for nasopharyngeal carcinoma? a. Surgical excision b. Embolization c. Chemotheraphy 70. 71. 72. 73. 74. 75. 76. 77. d. Radiotherapy The posterior boundary of the oropharynx includes the prevertebral fascia of the : a. 1st and 2nd cervical vertebra b. 2nd and 3rd cervical vertebra c. 3rd and 4th cervical vertebra d. 4th and 5th cervical vertebra The palatine tonsils differ from the rest of the waldeyer’s ring because of its: a. Morphological crypts b. Number of lymphoid tissues c. Lack of efferent blood supply d. Location at the center of the ring The most common manifestation of hyperplasia of the pharyngeal tonsils is a. Mouth breathing b. Nasal breathing c. Difficulty swallowing d. Painful swallowing The most common etiology of acute pharyngitis is a. Bacterial b. Fungal c. Parasitic d. Viral The laboratory result that is suggestive of infectious mononucleosis is: a. Leukopenia b. Leukocytosis c. Lymphocytosis d. Eosinophilia A 13 y.o. boy complaining of nasal obstruction, snoring, anorexia and hyponasal voice is most likely experiencing: a. Adenoiditis b. Acute tonsillitis c. Lingual tonsillitis d. Diphtheria A feverish 5 y.o. boy with enlarged, hyperemic palatine tonsils is suspected to have a. Tonsilolithiasis b. Tonsillitis c. Pharyngitis d. Infectious mononucleosis A newborn male was delivered by normal spontaneous delivery and was noted to have 78. 79. 80. 81. 82. 83. 84. inspiratory stridor. Which of the following condition does he most likely have: a. Vocal fold paralysis b. Spasmodic dysphonia c. Laryngomalacia d. Bronchomalacia A 3 y.o. child with acute fever, sore throat, odynophagia, stridor, drooling and a hot potato voice most likely has: a. Foreign body in the throat b. Peritonsillar abscess c. Epiglottitis d. Laryngomalacia Hoarseness a day after developing upper respiratory tract infection can be due to: a. Acute laryngitis b. Laryngopharyngeal reflux disease c. Vocal fold polyp d. Vocal fold nodule Supraglottitis is best treated with which of the following: a. 1st gen. Cephalosporins b. 2nd gen Cephalosporins c. 3rd gen cephalosporins d. 4th gen cephalosporins Securing an immediate airway in an emergency situation is best done by making an incision a. At the cricothyroid membrane b. Between the 1st and 2nd tracheal rings c. Between the 2nd and 3rd tracheal rings d. Between the 3rd and 4th tracheal rings Progressive hoarseness in a 56 y.o. smoker would most likely be due to: a. Supraglottic carcinoma b. Glottic carcinoma c. Subglottic carcinoma d. Hypopharyngeal carcinoma Vocal fold nodules are managed initially by: a. Direct laryngoscopy b. Voice therapy c. Vocal fold stripping d. Radiotherapy Which statement is true about hypopharyngeal neoplasms? a. Benign tumors are very common 85. 86. 87. 88. 89. b. Malignant tumors are commonly diagnosed in the early stages c. Malignant tumors histologically are usually squamous cell carcinoma d. Hoarseness is the earliest manifestation A 55 y.o. female complaining of progressive difficulty in swallowing was noted to have a muffled voice and weight loss (28lbs in the last 3 months). What diagnostic test would you request? a. Barium swallow b. CT scan of the neck c. Soft tissue lateral x-ray of the neck d. Ultrasound of the neck A T4 hypopharyngeal carcinoma is described as a. Tumor confined to one site b. Tumor confined to multiple sites or an adjacent site without fixation to surrounding structures c. Tumor confined to multiple sites or an adjacent site with fixation to surrounding structures d. Tumor extends beyond the hypopharynx with invasion of surrounding structures What is the treatment of choice for a hypopharyngeal carcinoma with extension to the larynx and cervical soft tissues? a. Radiotherapy with adjuvant chemotherapy b. Near total pharyngectomy c. Near total pharyngectomy with post op radiotherapy d. Near total laryngopharyngectomy with post op radiotherapy A patient was noted to have a 2cm exophtic mass on the right pyriform sinus. Which of the following symptoms would the patient present with initially? a. Otalgia b. Dyspnea c. Hoarseness d. Stridor Advance stages of hypopharyngeal and laryngeal cancers have similar signs and symptoms. If you are presented with such a 90. 91. 92. 93. 94. 95. patient, which of the following is the most important factor in the overall outcome in your management? a. Prognosis b. Management c. Surgical approach d. Etiology Hoarseness due to unilateral vocal fold paralysis is best treated by: a. Medialization surgery b. Lateralization surgery c. BOTOX injection d. Phonosurgery A 1 y.o. boy with progressive hoarseness accompanied by stridor may be suffering from: a. Vocal fold paralysis b. Laryngeal papilloma c. Vocal fold nodule d. Vocal fold cyst Muffled voice quality in supraglottitis is due to: a. Vocal fold edema b. Epiglottic edema c. Subglottic edema d. Vocal fold paralysis Edema of the larynx in laryngopharyngeal reflux is due to: a. HCl b. Pepsin c. Bile d. Mucin This disease is caused mainly by group A coxsackie virus and usually affects young children but also occurs in adults: a. Herpangina b. Ludwig’s angina c. Behcet’s disease d. SLE Patient came in with bullae on the oral mucosa, fever, lethargy accompanied by regional lymphadenitis. What is the etiologic agent of the disease? a. HSV type 1 b. HSV type 2 c. Varicella zoster virus d. Group A coxsackie virus 96. What is the most common precancerous lesion of the lips and oral cavity? a. Leukoplakia b. Bowen’s disease c. Squamous cell CA d. Pleomorphic adenoma 97. Most predominant malignant tumors of the oral cavity? a. Squamous cell CA b. Basal cell CA c. Kaposi sarcoma d. B-cell lymphoma 98. What is the treatment of choice of malignant tumor of the oral cavity? a. Surgical excision with radio therapy b. IV antibiotics c. Oral steroids d. Anti0infalmmatory medication 99. This disease occurs in persons with weakened host resistance due to radiation, DM and long term antibiotic use or HIV infection. Physical exam of the oral cavity shows whitish, firmly adherent plaques on the oral mucosa. When scraped off it would reveal an erythematous bleeding surface a. Candidiasis b. Actinomycosis c. Tinea cruris d. Aspergillosis 100. It is an atrophic inflammatory condition of the tongue base. It has an accompanying feature of pernicious anemia. Symptoms include burning tongue, dry mouth and altered sense of taste. a. Hunter’s glossitis b. Benign migratory glossitis c. Black hairy tongue d. angioedema