The 5-day-old infant presents to the pediatrician's office for a well-baby visit. The parents report being happy that their child is a "good baby" who sleeps a lot and rarely cries. They also report the baby eats 4 times per day, sleeping for 8 hours at night. The nurse notes the baby is at the 70th percentile for weight. Upon assessment, the baby is minimally responsive. The nurse is most concerned about which condition? 

The nurse places a call to the provider that the 74-year-old patient’s potassium level is 7.1 mEq/dL. The nurse is prepared to answer which questions from the provider? Select all that apply.  

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.