A 53-year-old woman undergoes a thyroidectomy for papillary thyroid carcinoma. The surgery is uneventful, but the following day, she notices her voice is weaker, and she struggles to project it clearly. Despite this, she experiences no swallowing difficulty, and there are no signs of postsurgical complications such as hematoma formation. Which of the following muscles is likely affected due to a nerve injury, and what is its primary function?
TRICKY QUIZ 2 - DR. VYSHNAVI ENT

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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Posterior cricoarytenoid—responsible for vocal cord abduction
Thyroarytenoid—tightens and relaxes vocal cords for sound modulation
Cricothyroid—adjusts tension of vocal cords to change pitch
Lateral cricoarytenoid—mediates vocal cord adduction for sound production
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A 15 year old boy with proptosis of eyes and bleeding from nose presented to the clinician. Which of the following is NOT a commonly used classification system for staging the diagnosis?
Radkowski classification
Sessions classification
Fisch classification
TNM classification
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A 34-year-old man presents with rapidly progressive submandibular swelling, trismus, dysphagia, and drooling following a week of worsening dental pain. He is leaning forward with his arms on his knees, struggling to breathe. His voice is muffled, and examination reveals tongue elevation and induration of the floor of the mouth. Despite oxygen supplementation, his oxygen saturation drops to 88%, and he becomes increasingly agitated. Which of the following airway management strategies is LEAST appropriate for this patient?
Awake fiberoptic intubation with topical anesthesia
Surgical tracheostomy under local anesthesia
Rapid sequence intubation with neuromuscular blockade
Cricothyrotomy as a last resort in complete airway obstruction
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A 31-year-old pregnant woman presents with progressive bilateral hearing loss, worse in the right ear, and difficulty hearing whispers. Her mother had similar symptoms and underwent surgery for hearing restoration. Rinne test shows bone conduction > air conduction in the right ear, and audiometry reveals a 20 dB air-bone gap. Which of the following findings or tests is LEAST likely to be associated with the suspected diagnosis?
Carhart’s notch at 2000 Hz on audiometry
Type As tympanogram on impedance audiometry
Schwartze sign on otoscopic examination
Positive fistula test indicating perilymph leakage
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A child presents with bilateral conductive hearing loss accompanied by abnormal external ear morphology. The Rinne test confirms bone conduction exceeding air conduction in both ears, and the Weber test lateralizes to the right ear. Which of the following embryological structures plays the least significant role in the development of this condition?
First pharyngeal arch
Second pharyngeal arch
Oticplacode
First pharyngeal pouch
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A 3-year-old boy is brought to the emergency department with a 1-day history of sore throat, fever, and difficulty breathing. He has no past medical issues and is fully vaccinated, including Hib. On examination, he is anxious, sitting upright with his neck extended, mouth open, drooling, and refusing to lie down. He makes high-pitched noises during breathing, especially on expiration. Attempts to examine his throat worsen his distress. What is the most appropriate next step in management?
Lay the child flat and establish intravenous access immediately.
Attach monitors and induce anesthesia with oxygen and inhalational agent in the emergency department, keeping the child seated.
Perform direct laryngoscopy in the emergency department to assess airway patency.
Transfer to the operating room, monitor the child, and induce anesthesia while seated using oxygen and inhalational agent.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A 2-month-old infant has noisy breathing that worsens with feeding, crying, or lying supine. He has no surgical history, is gaining weight well, and shows clear nasal passages without craniofacial abnormalities. Chest examination is normal, but inspiratory stridor is heard on auscultation. Which test is the gold standard for diagnosing this condition?
Airway fluoroscopy
Bronchoscopy and direct laryngoscopy
Flexible fiberoptic laryngoscopy
Radiologic imaging studies
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