The spouse of a patient with cystic fibrosis has been taught how to perform chest physiotherapy.  The spouse asks the nurse to explain why this must be done.  Which of the following responses is best?

Which stage of a pressure ulcer is exhibited by deeply ulcerated tissue, exposing muscle and bone?

A client has a boil that is located in the left axillary area and is elevated with a raised border and is filled with pus. How would the nurse document this type of lesion?  

Place the wounds in correct order from stage I to stage IV.

The LPN is reinforcing instructions to a client for the use of an incentive spirometer.  Which statement by the client will prompt the LPN to notify the RN that additional teaching is necessary?

The nurse is caring for a patient with chronic lung disease who is receiving oxygen via a nonrebreathing mask.  Which observation indicates to the nurse that the system is functioning as expected?

The pediatric nurse is instructing a young athlete and parent regarding tinea pedis. Which nursing advice best decreases frequent attacks?

An obese patient is being evaluated by the health care provider (HCP) for sleep apnea.  Thich recommendation by the HCP does the nurse find unexpected?

A patient asks why malignant tumors are associated with poorer prognoses than benign tumors.  Which reply by the nurse best describes a malignant tumor?  

What is the desired peripheral capillary oxygen saturation (SpO2) level in the patient with chronic obstructive pulmonary disease?