For polyarticular arthritis in sexually active patients what is most likely cause? 2. What is triad of septic arthritis? 3. Why are people with this infection susceptible to reinfection?

Your musculoskeletal system includes your bones, cartilage, ligaments, tendons and connective tissues. Your skeleton provides a framework for your muscles and other soft tissues. Together, they support your body's weight, maintain your posture and help you move.