human spine, knee joint and intervertebral disc medical mockups on pink background. concept of the human musculoskeletal

anatomical orthopedics medicine health background treatment therapy medication disease illness sickness spine backbone vertebra mockup organs transplantation blue bone pink kneejoint stifle stiflejoint medical medic copy space model column doctor pelvic tendons neurology human musculoskeletal joint osteopath skeleton breastbone biological function sternum biomechanics osteoporosis system