The nurse is preparing to obtain an arterial blood gas sample from a patient. Which intervention does the nurse perform first?

The 20-year-old healthy soccer player is brought to the emergency department after collapsing at the end of a summer soccer game. The patient is lethargic and confused about the event. Upon assessment, the nurse notes flushed, dry skin that is warm to the touch. The oral mucosa is dry, as well. Vitals are as follows: temperature 40.7°C, heart rate 122 bpm, respiratory rate 20, and blood pressure 116/64 mmHg. Which lab studies does the nurse obtain? Select all that apply.  

The nurse performs an electrocardiogram on a patient and notes right axis deviation. The nurse suspects the patient has which undiagnosed condition?