Correct Answer: A

Rationale: Placing a pillow between the client's legs is crucial post hip arthroplasty surgery to prevent hip dislocation. This intervention helps maintain proper alignment and prevents legs from crossing midline, reducing the risk of hip prosthesis dislocation. Elevating the head of the bed to 45 degrees, positioning the client on the operative side, or keeping the client's legs adducted are not recommended postoperative interventions for a total hip arthroplasty, as they can increase the risk of complications and compromise the surgical site.

Correct Answer: B

Rationale: Eating a snack before exercising is crucial for managing blood sugar levels and preventing hypoglycemia in individuals with diabetes. Exercising on an empty stomach can lead to low blood sugar levels, but consuming a snack before physical activity helps stabilize blood sugar and provides energy for the body. This proactive approach demonstrates the client's understanding of the importance of managing blood sugar levels during physical activity.

Correct Answer: C

Rationale: The primary purpose of therapeutic communication in healthcare is to establish a therapeutic relationship between the healthcare provider and the client. Through effective communication, trust, empathy, and understanding can be fostered, which are essential for providing quality care and promoting positive health outcomes. Building a therapeutic relationship enhances patient satisfaction, improves adherence to treatment plans, and increases the likelihood of successful health outcomes.

Correct Answer: C

Rationale: The correct instruction to include when educating a client prescribed enoxaparin is to inject the medication once daily. Enoxaparin is typically administered via subcutaneous injection once daily, usually in the abdomen, to prevent blood clots.

Correct Answer: D

Rationale: Changing tracheostomy ties if they are wet is essential to prevent infection and maintain skin integrity. Wet ties can harbor bacteria, increasing the risk of skin breakdown and other complications. Regularly changing wet ties promotes cleanliness, reduces the likelihood of complications, and ensures optimal care for the client with a tracheostomy.