Final answer:
The nurse's highest priority when a patient with a history of asthma reports feeling short of breath is administering a beta2 adrenergic agonist.
Step-by-step explanation:
The nurse's highest priority when a patient with a history of asthma reports feeling short of breath would be to administering a beta2 adrenergic agonist (option b). When a patient is experiencing shortness of breath, it is an indication that their airways may be constricted, and a beta2 adrenergic agonist helps to relax and dilate the airways, making breathing easier. symptoms, agonist, glucocorticoid