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

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.
-Following a pulmonology consultation,the patient is diagnosed with asthma.Which of the following allergic mediators is responsible for the patient's reactive airway symptoms?

A) Bradykinin
B) Leukotrienes
C) Serotonin
D) All of the choices are correct.