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Which of the following patient scenarios indicates a hyperkalemic emergency? Select all that apply. 

A 70-year-old male with chronic kidney disease (stage 4) presents to the emergency department with weakness and nausea. He has a history of hypertension and is on lisinopril and spironolactone. Physical exam reveals decreased skin turgor, no edema, regular to tachy heart rate, no JVD, and clear lung sounds. Vital signs: BP 89/58 mmHg, HR 95 bpm, RR 18/min, Temp 98.2F The AGACNP obtains an ECG while awaiting laboratory results. The ECG shows peaked T-waves. Based on this ECG finding, what condition should the AGACNP be MOST concerned for?

What component in the emergent treatment of hyperkalemia stabilizes the cardiac membrane by decreasing excitability? 

*Bonus Question* Two points will be added to the final exam grade for answering the following question correctly. No penalty for incorrect answers.  Pulmonary artery hypertension is diagnosed via . 

The AGACNP is called to evaluate a patient for potential airway management. Which finding would constitute an indication for emergent endotracheal intubation? 

Which vertebral interspace represents the optimal anatomical location for lumbar puncture needle insertion?

A red band on a finishing bur indicates that it has how many blades?

One reason the Hazardous Communication Standard was revised in 2012 was to __________.

Which color on a warning label indicates a health hazard?

A gas cylinder on an HCS pictogram indicates that the item is flammable.