The nurse is caring for the patient who had a renal biopsy two hours ago. Assessment findings are BP 96/50, HR 111, RR 28. The patient complains of abdominal pain, dizziness and shortness of breath. Which actions will the nurse take is order based on highest priority?
1. start oxygen at 4L min via NC
2. place patient in modified trendelenburg position
3. activate the rapid response team
4. notify the physician
5. order stat labs