The Nurse Is Preparing to Insert an Indwelling Urinary Catheter

The nurse is preparing to insert an indwelling urinary catheter into a female patient who is having major open-heart surgery and will be in the intensive care unit after surgery.Which statement about the purpose of the catheter by the patient best indicates that teaching by the nurse was effective?

A) "An empty bladder always helps prevent bladder infections."
B) "The catheter drains residual urine in case you get a urinary obstruction."
C) "The catheter prevents urinary infections."
D) "The catheter allows us to monitor your urine output closely after surgery."