A patient with an acute asthma atack is brought to the emergency department. Ho is anxicus, soverely dyspeeic and demonstrating tachypnea and oyanotis. Wheazes are present over alt lung folds and the dient is using accessary respiratory muscles. High dow oxygen and abuterol nabullzer therapy (2.5 mg 420 mintes PRIN) and pratropaum bromide (500mcg q20, minutes PRN) are startod. Ater 5 minutes, tho nurse notes that the client's whoezing has stoppod. What should the nurse do at this tme?• Ask physician to reduce albuteral and pratropium to q 4 hours PRN Administer IV prednisono as prescribed to reduce arway sensing. Obeain an arterial blood gas and contact the health care provider. Administer Scrazepam a prescribed to reduce anscety.