A 20-Year-Old Patient Who Has Inhaled Cocaine Is Admitted to the Emergency

Multiple Choice

A 20-year-old patient who has inhaled cocaine is admitted to the emergency department with palpitations and shortness of breath. All the following orders are received. Which one will the nurse accomplish first?

A) Obtain 12-lead ECG.
B) Start O₂ at 4 L/min.
C) Draw blood for drug screening.
D) Infuse normal saline at 100 ml/hr.