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Lra 220 Final Certification Test 2026 Questions And Verified Answers Already Passed

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LRA 220 FINAL CERTIFICATION TEST 2026 QUESTIONS AND VERIFIED ANSWERS ALREADY PASSED

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LRA 220 FINAL CERTIFICATION TEST 2026
QUESTIONS AND VERIFIED ANSWERS ALREADY
PASSED

◉ What angle for thin patient?
Answer: 5 degrees caudad


◉ What angle for thick patient?
Answer: 5 degrees cephalad


◉ Why adjust CR angle?
Answer: To open joint space


◉ What anatomy must be demonstrated?
Answer: Distal femur, proximal tibia and fibula


◉ What indicates open joint space?
Answer: Femorotibial joint open


◉ What does tibial plateau on end mean?
Answer: Minimal surface visible

,◉ What indicates no rotation?
Answer: Symmetric condyles


◉ What is fibular head position on AP knee?
Answer: Medial half superimposed


◉ What indicates external rotation?
Answer: Fibular head free of superimposition


◉ What indicates internal rotation?
Answer: Excessive superimposition


◉ Where is intercondylar eminence?
Answer: Centered in fossa


◉ What indicates correct centering?
Answer: CR at midknee joint


◉ What indicates proper exposure?
Answer: Patella seen through femur

, ◉ What should not be overexposed?
Answer: Fibular head and neck


◉ What indicates motion?
Answer: Blurred trabeculae


◉ What soft tissue should be visible?
Answer: Knee soft tissues


◉ AP knee shows fibular head completely free. What is the issue?
Answer: External rotation


◉ AP knee shows excessive fibular superimposition. What is the
issue?
Answer: Internal rotation


◉ Joint space closed. What is the cause?
Answer: Incorrect CR angle


◉ Tibial plateau not on end. What is the issue?
Answer: CR not parallel

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