Patient:** Marcus Thompson, 58-year-old male, Day 2 post-op…

Pаtient:** Mаrcus Thоmpsоn, 58-yeаr-оld male, Day 2 post-op emergency bowel resection for perforated diverticulitis with sepsis  Current Status (0600): - Intubated, mechanical ventilation: AC mode, FiO₂ 60%, PEEP 8, RR 16 - Sedated with propofol - Vital signs: BP 92/58, HR 118, temp 38.9°C (102°F) - Urine output: 25 mL/hour for past 2 hours - Skin: cool, mottled extremities   ABG Results: - pH: 7.28 - PaCO₂: 52 mmHg - PaO₂: 58 mmHg - HCO₃⁻: 24 mEq/L - SaO₂: 88%  Lung Assessment: Coarse crackles bilateral bases, decreased breath sounds right lower lobe Which interventions should the nurse implement immediately? (Select all that apply)