A nurse is reinforcing teaching with a client about heart disease prevention. Which of the following client statements indicates an understanding of the teaching?

The correct answer is choice A, participate in reminiscence therapy with the client. This is an effective intervention for individuals with Alzheimer's disease. It involves encouraging the client to discuss past experiences and events. It has been shown to improve mood, decrease agitation, and increase communication skills. The reminiscence therapy should be individualized and tailored to the client's interests and abilities.

1. Raising the four side rails on the client's bed is not the correct answer because this could cause harm to the client by restricting their mobility and independence.
2. Alternating the client's daily routine is not the correct answer because individuals with Alzheimer's disease benefit from a consistent routine, which helps them to feel more secure and less anxious.
3. Keeping the lights dimmed is not the correct answer because it can be disorienting and confusing for clients with Alzheimer's disease, who need adequate lighting to distinguish their surroundings.

The correct answer is choice D, "I should adjust the TENS unit until I feel a tingling sensation." This is an appropriate statement that indicates the client understands how to use the TENS unit. The TENS unit works by sending electrical impulses to the nerves to block pain signals. The client should adjust the unit until they feel a tingling sensation, which is the desired effect.

"The TENS unit administers a continuous dose of pain medication" is not the correct answer because the TENS unit does not administer medication.

"I will need to charge the TENS unit for 2 hours each day" is not the correct answer because the TENS unit is battery operated and does not need to be charged.

"The TENS unit should be applied at least 6 inches from the actual site of my pain" is not the correct answer because the electrodes should be placed directly on the site of the pain.