The drowning victim is admitted to the intensive care unit (ICU) after being without oxygen for 10 minutes. When he was found, he did not have a pulse and was resuscitated at the site. Once return of spontaneous circulation (ROSC) occurred, he was transported to the hospital. He was found to be profoundly hypotensive and was fluid resuscitated in the ambulance. In the ICU, his Glasgow coma score is found to be 7. He is intubated and has a central line and a peripheral arterial catheter in place. Which constellation of symptoms concern the nurse the most?

The nurse is performing an electrocardiogram on a patient with rhabdomyolysis. The patient asks the nurse what the rationale is for this test, since he is young and has no cardiac history. Which of the following responses by the nurse is most appropriate?

The patient with persistent shoulder pain with associated numbness of the hand is scheduled for a magnetic resonance imaging (MRI) scan. The patient tells the nurse, "I'm terrified of enclosed spaces. I just don't know if I'll survive this test." After relaying the patient's concerns to the provider, which response does the nurse expect from the provider?