Why is pain assessment more challenging in critically ill patients? What actions and treatments can reverse AKI at the initiation phase?

Why is pain assessment more challenging in critically ill patients?
-Which team members would the nurse consult to assist with the nutritional support of critically ill patients?
-What actions and treatments can reverse AKI at the initiation phase?
-When would hematochezia occur secondary to upper GI bleeding?
-Why are bowel sounds often hyperactive in GI bleeding?
Use this as reference: Sole, M. L., Moseley, M. J., & Klein, D. G. (2017). Introduction to critical care nursing. St. Louis, MO: Elsevier.

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