The nurse in the burn ICU is caring for a patient with third degree burns over 33% of the body. Which assessment best indicates that fluid resuscitation has been adequate?

The 24-year-old patient presents to the emergency department complaining of malaise and intractable sore throat with onset 24 hours previously. Upon assessment, the nurse notes swollen cervical lymph nodes and a temperature of 39.3°C. The patient denies nasal discharge or cough. Which question by the nurse is most important?

The patient in the intensive care unit who is intubated and mechanically ventilated abruptly requires a drastically increased fraction of inspired oxygen (FiO2) and is hypoxic, hypotensive, and tachycardic. Which intervention does the nurse perform first?