[{"n": "Radius (bone)", "u": "/e/musculoskeletal-system/radius-bone/", "s": "One of the two large bones of the forearm."}, {"n": "Rib", "u": "/e/musculoskeletal-system/rib/", "s": "Curved bones forming the rib cage, protecting thoracic organs."}, {"n": "Rib cage", "u": "/e/musculoskeletal-system/rib-cage/", "s": "Bony enclosure protecting thoracic organs and enabling breathing."}, {"n": "Sacrum", "u": "/e/musculoskeletal-system/sacrum/", "s": "Triangular bone at spine base, fusing S1–S5 by age 30."}, {"n": "Scapula", "u": "/e/musculoskeletal-system/scapula/", "s": "The shoulder blade connects upper arm to collarbone."}, {"n": "Smooth muscle", "u": "/e/musculoskeletal-system/smooth-muscle/", "s": "Non-striated muscle controlled by the autonomic nervous system."}, {"n": "Spinal column", "u": "/e/musculoskeletal-system/spinal-column/", "s": "The defining structure of all vertebrates, protecting the spinal cord."}, {"n": "Sternum", "u": "/e/musculoskeletal-system/sternum/", "s": "A long flat bone forming the front of the rib cage."}, {"n": "Tarsus (skeleton)", "u": "/e/musculoskeletal-system/tarsus-skeleton/", "s": "Cluster of seven bones forming the ankle and hindfoot."}, {"n": "Tibia", "u": "/e/musculoskeletal-system/tibia/", "s": "The larger, stronger shinbone connecting knee and ankle."}, {"n": "Ulna", "u": "/e/musculoskeletal-system/ulna/", "s": "Long bone of the forearm, medial to the radius."}, {"n": "Vertebra", "u": "/e/musculoskeletal-system/vertebra/", "s": "Irregular bone forming the vertebral column of vertebrates."}, {"n": "Wrist", "u": "/e/musculoskeletal-system/wrist/", "s": "Complex joint region of eight carpal bones and associated structures."}, {"n": "Deltoid muscle", "u": "/e/musculoskeletal-system/deltoid-muscle/", "s": "Muscle forming the rounded contour of the human shoulder."}, {"n": "Disc herniation", "u": "/e/musculoskeletal-system/disc-herniation/", "s": "A spinal condition where disc material bulges through a torn outer ring."}, {"n": "Gluteus maximus", "u": "/e/musculoskeletal-system/gluteus-maximus/", "s": "Largest human muscle, key to erect posture and running."}, {"n": "Hamstring", "u": "/e/musculoskeletal-system/hamstring/", "s": "Three posterior thigh muscles crossing hip and knee."}, {"n": "Hip", "u": "/e/musculoskeletal-system/hip/", "s": "Ball-and-socket joint connecting pelvis and femur."}, {"n": "Hip fracture", "u": "/e/musculoskeletal-system/hip-fracture/", "s": "A break in the upper femur, often from a fall."}, {"n": "Forearm", "u": "/e/musculoskeletal-system/forearm/", "s": "Region of the upper limb between elbow and wrist."}, {"n": "Forehead", "u": "/e/musculoskeletal-system/forehead/", "s": "Forehead: anatomical region bounded by hairline and bone ridges."}, {"n": "Groin", "u": "/e/musculoskeletal-system/groin/", "s": "Junctional area between torso and thigh, site of adductor muscles."}, {"n": "Human back", "u": "/e/musculoskeletal-system/human-back/", "s": "The large posterior area of the human body."}, {"n": "Facial skeleton", "u": "/e/musculoskeletal-system/facial-skeleton/", "s": "The facial skeleton comprises fourteen bones forming part of the skull."}, {"n": "Skeletal muscle", "u": "/e/musculoskeletal-system/skeletal-muscle/", "s": "Striated, multinucleated tissue enabling voluntary movement and posture."}, {"n": "Joint pain", "u": "/e/musculoskeletal-system/joint-pain/", "s": "Joint pain is a symptom with varied causes, affecting both inflammatory and non-inflammatory conditions."}]