Respiratory System Pathology 1A — Practice Questions — Essay Questions | Essay Questions | Ompath Study
Practice 6 structured short- and long-answer medical questions on Respiratory System Pathology 1A — Practice Questions — Essay Questions. Review model answer...
Essay Questions and Answers
Q1. A 4-year-old child presents with a sore throat, fever, and inspiratory stridor. On examination, a dirty-gray pseudomembrane is noted in the pharynx. a) Identify the likely causative organism for this condition. (1 mark) b) Describe the pathological composition of the pseudomembrane. (2 marks) c) Outline two significant hazards associated with this condition. (2 marks)
Q2. A 5-year-old child presents with recurrent hoarseness and respiratory difficulty. Laryngoscopy reveals multiple "raspberry-like" lesions on the true vocal cords. a) What is the most likely diagnosis for this condition in a child? (1 mark) b) Identify the causative agent(s) for these lesions. (1 mark) c) How is this condition typically acquired in children? (1 mark) d) Briefly describe the characteristic microscopic features of these lesions. (2 marks)
Q3. A patient develops acute shortness of breath following abdominal surgery. A chest X-ray shows reduced lung volume in the right lower lobe. a) Define atelectasis. (1 mark) b) List the three main types of atelectasis. (3 marks) c) Which of these types is typically irreversible? (1 mark)
Q4. A 60-year-old male heavy smoker presents with sudden onset dyspnea and severe hypoxemia refractory to oxygen therapy. Chest imaging reveals bilateral pulmonary infiltrates. a) What is the hallmark microscopic finding in the acute phase of this condition? (2 marks) b) Outline the initial key cellular event in the pathogenesis of this condition following an acute insult. (3 marks)
Q5. Compare and contrast the risk of lung cancer associated with Coal Worker's Pneumoconiosis (CWP), Silicosis, and Asbestosis. (5 marks)
Q6. Discuss Nasopharyngeal Carcinoma, detailing its epidemiology, the primary etiological agent and its role in pathogenesis, characteristic morphological features (including the most common variant), and its typical clinical behavior and prognosis. (20 marks)