Nokea
Which bone components are replaced in a total hip replacement surgery?
- A. The head and neck of the femur and the acetabular cup
- B. The greater trochanter of the femur and the acetabular cup
- C. The ilium and the head of the femur
- D. The distal end of the femur and the head of the tibia
Correct Answer: A
Rationale: In total hip replacement, the femoral head and neck are replaced, and the acetabulum is fitted with a cup-shaped component.
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A patient who has had a total knee replacement asks you to take off the CPM machine after 1 hour, although it is ordered to be on for 2 hours. How will you respond?
- A. Explain the importance of completing the full 2 hours to promote recovery.
- B. Remove the CPM machine as requested to respect patient autonomy.
- C. Adjust the CPM settings to reduce discomfort.
- D. Contact the provider to modify the order.
Correct Answer: A
Rationale: Explaining the importance of the full 2-hour CPM duration encourages compliance to improve joint mobility and recovery. Other options may undermine the treatment plan.
When using a walker, where should the patient stand? What is the reason for this?
- A. Inside the walker frame to ensure stability.
- B. Behind the walker to push it forward.
- C. Beside the walker to maintain balance.
- D. In front of the walker to guide it.
Correct Answer: A
Rationale: The patient stands inside the walker frame to ensure stability and support, reducing the risk of falling by keeping the body centered within the walker's base.
You are working in a home health setting. Which of the following assessments would cause you to consider asking your supervisor to arrange for a physical therapy referral for your patient?
- A. The patient is ambulating in the home with a walker.
- B. The patient had surgery recently and is holding on to furniture to ambulate.
- C. The patient uses a wheelchair in the home, which has been remodeled to accommodate it.
- D. The patient is able to transfer with the assistance of one person and has a 24-hour caregiver in the home.
Correct Answer: B
Rationale: Holding onto furniture to ambulate post-surgery indicates unsafe mobility, warranting a physical therapy referral to improve strength and safety. Other options suggest stable mobility or adequate support.
What is the purpose of wrapping a stump after an amputation?
- A. To shape it to fit correctly into the prosthesis
- B. To prevent healing in a squared-off shape
- C. To prevent the incision from breaking open while wearing a prosthesis
- D. To promote healing of the incision
Correct Answer: A
Rationale: Wrapping a stump shapes it for prosthetic fitting by reducing swelling and promoting a conical shape.
A 10-year-old has a fractured left leg with no trauma occurring to cause it. The health-care provider diagnoses a pathological fracture, possibly from a bone tumor. What type of diagnostic test would be ordered in this situation?
- A. CT scan
- B. MRI
- C. Bone scan
- D. Electromyelogram
Correct Answer: B
Rationale: An MRI is best for evaluating soft tissue and potential bone tumors causing a pathological fracture. CT scans focus on bone structure, bone scans detect bone activity, and electromyelograms assess nerve function.