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 happens when you get your braces tightened? well i have braces and i am scared to get them tightened because people say it is painful Update: i got by braces a few weeks ago and i have to get them tightened but i am scared because people say it hurts... Update 2: I don't have bands/rubber bands people! Update 3: I have top and bottom braces but no ruberbands ok people :o.