The nurse is planning care for a patient returning from surgery for a colon resection and ileal pouch-anal anastomosis. Which interventions does the nurse employ to prevent surgical site infection? Select all that apply.

Which arterial blood gas result is most indicative that the intubated and mechanically ventilated patient is ready to have the ventilator rate weaned?

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?