A nurse is reinforcing discharge teaching with a client who has type 1 diabetes mellitus. Which of the following client statements indicates an understanding of the teaching?

A client statement that indicates an understanding of discharge teaching for type 1 diabetes mellitus is "I will dispose of insulin needles in a puncture-proof container." This is the correct way to dispose of insulin needles to prevent accidental needle sticks. The other options are not correct. b) Opened insulin vials do not need to be stored in the refrigerator, but should be kept at room temperature. c) Insulin vials should not be shaken as this can cause the insulin to break down. d) Regular insulin should appear clear, not cloudy.