NUR231 Respiration Pathophysiology Week 4 Exam Questions With Verified Answers

NUR231 Respiration Pathophysiology Week 4 Exam Questions With Verified Answers Asthma is thought to be caused by: A. an autosomal recessive trait. B. autoimmunity. C. excessive use of antibiotics as a young child. D. interactions between genetic and environmental factors. - answerD In asthma, _____ is (are) reduced. A. lung volumes B. expiratory flow rates C. air trapping D. dead space - answerB A 13-year-old female is diagnosed with asthma. Which of the following should she recognize as part of an asthmatic attack? A. Headache B. Chest pain C. Wheezing D. Bradycardia - answerC Airway hyper-responsiveness in asthma is related to: A. increased sympathetic nervous system response. B. the release of stress hormones. C. exposure to an allergen causing mast cell degranulation. D. hereditary decrease in IgE responsiveness - answerC Airway obstruction contributing to increased airflow resistance and hypoventilation in asthma is caused by: A. type II alveolar cell injury and decreased surfactant. B. alveolar fibrosis and pulmonary oedema. C. mucous secretion, bronchoconstriction, and airway oedema. D. collapse of the cartilaginous rings in the bronchi. - answerC A 10-year-old male is brought to the ER with prolonged bronchospasm and severe hypoxaemia. The most likely diagnosis is: A. exercise-induced asthma. B. chronic obstructive pulmonary disease. C. status asthmaticus. D. bronchiectasis. - answerC A 60-year-old female with emphysema is having difficulty expiring a given volume of air. She is most likely experiencing _____ pulmonary disease. A. restrictive B. obstructive C. atelectic D. pleuritic - answerB A 52-year-old female presents with chronic bronchitis. Tests reveal closure of the airway during expiration. This condition is most likely caused by: A. thick mucous from hypertrophied glands. B. ventilation-perfusion mismatch.