A nurse is reviewing the orders of a patient who presented to the emergency department with symptoms of a stroke and notes a toxicology screening has been ordered. Which is the most likely rationale for this test?

The 71-year-old patient with a history of hypertension, hypercholesterolemia, and type 2 diabetes mellitus is brought to the emergency department 3 hours after exhibiting right-sided facial weakness, drooping of the right eye, and slurring of the words. Appendicular tone is normal and the patient has no issues walking or standing from a sitting position. The nurse prepares the patient for which intervention 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.