A nurse cares for a client with chronic obstructive pulmonary disease who has been prescribed continuous oxygen therapy at home. Which statement indicates the client correctly understands the teaching?
Correct Answer: C
Rationale: The correct answer is C because using cotton balls to cushion the oxygen tubing on the ears helps prevent skin irritation or pressure ulcers. This indicates the client understands the importance of skin care and comfort while using oxygen therapy.
A: Incorrect. The client should wear oxygen during all activities that increase oxygen demand, not just when feeling short of breath during exercise.
B: Incorrect. Using portable oxygen near an open flame like a grill can result in a fire hazard.
D: Incorrect. Smoking while using oxygen therapy is extremely dangerous and can lead to a fire.