Ключевые слова: anatomy, arthritis, background, black, body, bone, bones, broken, clinic, clinical, diagnosis, dislocation, doctor, exam, femur, film, fracture, grey, health, healthcare, hospital, human, illness, image, injury, joint, knee, kneecap, leg, ligament, medical, medicine, modern, orthopaedic, orthopedic, osteoporosis, patella, prognosis, radioactivity, ray, science, skeleton, surgeon, technology, tendon, tibia, toe, white, x, xray,