Orthopaedic Nurse Test Ultimate Orthopaedic Nurse 2

Question 1

A patient returns from total hip arthroplasty. Which position is MOST important to maintain to prevent dislocation with a posterior approach?

Accepted Answer

Hip abduction with neutral rotation

Answer

After posterior approach THA, the hip must be kept abducted with neutral or slight external rotation to prevent posterior dislocation.

Question 2

Which laboratory value is MOST critical to monitor in a patient receiving anticoagulation therapy after orthopaedic surgery?

Accepted Answer

International Normalized Ratio (INR)

Answer

INR reflects the degree of anticoagulation with warfarin and must be monitored closely to prevent bleeding or clot formation.

Question 3

A patient with a long leg cast reports intense pain, pallor, and pulselessness in the foot. The nurse's FIRST action should be:

Accepted Answer

Notify the surgeon immediately

Answer

Signs of acute compartment syndrome or vascular compromise require immediate surgical notification as this is a limb-threatening emergency.

Question 4

Which of the following BEST describes the purpose of continuous passive motion (CPM) after total knee arthroplasty?

Accepted Answer

Promote joint mobility and prevent adhesions

Answer

CPM maintains range of motion and prevents fibrous adhesions in the joint while the patient is recovering from TKA.

Question 5

A patient with a hip fracture is placed in Buck's traction preoperatively. The PRIMARY purpose is to:

Accepted Answer

Reduce muscle spasm and maintain alignment

Answer

Buck's traction reduces painful muscle spasm and maintains limb alignment until surgical repair can be performed.

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