A 9-Year-Old Male Presents to the Emergency Room Complaining of "Chest

question 31

Multiple Choice

A 9-year-old male presents to the emergency room complaining of "chest tightness" and difficulty breathing. The RN notes that he is frequently coughing and wheezes are ausculated in all lung fields. His chest x-ray shows a flattened diaphragm and overexpanded lungs. The patient's mother reports that he had five episodes like this one over the past few years, but none this bad. Recently, the patient has had more frequent episodes of difficulty breathing and coughing, each lasting for a few hours. He does not take any medications at home.
-The RN most accurately describes the pathophysiology of the patients asthma as an ________.

• A)IgE-mediated response with lung tissue that is hypersensitive to products of mast cell degranulation
• B)IgE response that causes the body to not recognize its own lung tissue and fight against it by constricting bronchioles
• C)IgG-mediated response with lung tissue that is hypersensitive to products of mast cell degranulation
• D)IgG response that causes the body to not recognize its own lung tissue and fight against it by constricting bronchioles