Cementum is a specialized calcified substance covering the root of a tooth. The cementum is the part of the periodontium that attaches the teeth to the alveolar bone by anchoring the periodontal ligament. 1 Development.
When pulled tight, this complex band of tissue can cause the spine, hip and knee to lose its natural alignment, and possibly cause some pain or problems with strength movements. The upper medial fibers also blend into the fibers of the thoracolumbar fascia, which means it has a role in low back structure too.
What is amniotic band syndrome and what causes it? Amnion is a membrane that surrounds the baby in utero, if it ruptures, strands of amnion can end up floating in the amniotic fluid. These strands can attach to the babyâs developing body parts and cause injury, this is known as amniotic band syndrome.o one knows for certain exactly what causes amniotic band syndrome, but many physicians and researchers agree that it starts with the rupture of the amnion (a thin sac that forms around the fetus that protects it) early in pregnancy. Bands of amnion then encircle parts of the fetusâs body.