The patient is undergoing therapeutic hypothermia following a severe cerebrovascular accident (CVA). The nurse bases education for the spouse on an understanding of which mechanism?

The 23-year-old patient is brought to the emergency department after contacting emergency services to report profound weakness that started in his feet and worsened and spread cranially over the past few days. He reports severe diarrhea after a camping trip a week ago. Upon assessment, strength, sensation, and deep tendon reflexes are significantly reduced, with the lower extremities more severely affected than his upper extremities. Vital signs are normal and the patient seems to be breathing well. There is increased protein in the cerebrospinal fluid found after a lumbar puncture. The patient is admitted to the intensive care unit for further management and observation. The ICU nurse includes which interventions in the plan of care? 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 mm Hg. A rectal thermistor is inserted and aggressive cooling measures are instituted. After 30 minutes in the ice bath, the patient’s rectal temperature is 39.1°C and the ice is partially melted. The nurse notes the rectal thermistor has stopped working; there are no other rectal thermistors in the facility. Which action by the nurse is most appropriate?