Orthopaedic Nurse Certified (ONC) Exam

Question 1

Which structure is the primary weight-bearing joint in the lower extremity?

Hip joint Knee joint Ankle joint Subtalar joint

Correct Answer:

Hip joint

Question 2

A patient 6 hours post-total hip arthroplasty (posterior approach) reports severe hip pain and an inability to bear weight. Assessment reveals the affected leg is shortened and internally rotated. What is the priority intervention?

Administer prescribed analgesics and reassess Notify the surgeon immediately for suspected dislocation Reposition the patient with abduction pillow and monitor Obtain an X-ray per standing nursing orders

Correct Answer:

Notify the surgeon immediately for suspected dislocation

Question 3

Following posterior total hip arthroplasty, which set of movements must the patient avoid to prevent dislocation?

Hip extension, abduction, and external rotation Hip flexion >90°, adduction past midline, and internal rotation Hip flexion <45°, abduction, and external rotation Hip extension, adduction past midline, and external rotation

Correct Answer:

Hip flexion >90°, adduction past midline, and internal rotation

Question 4

A patient undergoes anterior approach total hip arthroplasty. Which hip precaution is uniquely required compared to the posterior approach?

Avoid hip flexion greater than 90° Avoid hip adduction past midline Avoid hip extension and external rotation Avoid hip internal rotation

Correct Answer:

Avoid hip extension and external rotation

Question 5

Which DEXA scan T-score value meets the WHO definition of osteoporosis?

-1.0 or above Between -1.0 and -2.5 -2.5 or below -3.0 or below only

Correct Answer:

-2.5 or below

Question 1

Exam overview

About this Exam

Prepare with the Orthopaedic Nurse Certified (ONC) Exam practice quiz. This question bank includes 30 questions covering patient, nurse, orthopaedic, right, and year-old. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

More details

Additional Information

Orthopaedic Nurse Certified (ONC) Exam

This practice set contains 30 questions from the matching question bank and focuses on patient, nurse, orthopaedic, right, and year-old. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

Quiz information

Frequently Asked Questions

The complete question count is available after full access is unlocked.

No fixed duration is currently configured for this quiz.

Question explanations are included where they are available in the quiz content, helping you review the reasoning after answering.

Yes. You can retake the practice test again as you continue studying during your available access period.

After your access is confirmed, you can continue into the complete practice exam from this quiz flow.

Unless explicitly stated otherwise, this page provides independent practice material for study and exam preparation and is not the official examination itself.

Keep studying

Correct Answer:

Correct Answer:

Correct Answer:

Correct Answer:

Correct Answer:

About this Exam

Additional Information

Orthopaedic Nurse Certified (ONC) Exam

Frequently Asked Questions

Related Questions

ISC2 Certified in Cybersecurity Practice Exam

Arizona CNA Certified Nursing Assistant Practice Exam

Certified Professional Public Buyer (CPPB) Practice Exam

Certified Specialist Business Intelligence (CSBI) Practice Test

Certified Specialist In Renal Nutrition (CSR) Practice Exam

Certified Specialist Physician Practice Management (CSPPM) Practice Exam