A client developed shock after a severe myocardial infarctio…

A client developed shock after a severe myocardial infarction and has now developed acute renal failure.  The client’s family asks the nurse why the client has developed acute  renal failure.  The nurse should base the response on the knowledge that there was 

The physician has prescribed fluid challenge of 500 mL of in…

The physician has prescribed fluid challenge of 500 mL of intravenous fluid to be infused at a rapid rate, followed by the administration of loop diuretic intravenously to sustain or improve renal function.  While the fluid is being administered, which one of the following is most important for the nurse to monitor?