Human tooth intersect with each other. Their length is dictated by the radius of the tooth. The three dimensional configuration of the dentinal tubules is genetically determined. Cementum is a specialized bone like substance covering the root of a tooth. It is approximately 45% inorganic material (mainly hydroxyapatite), 33% organic material (mainly collagen) and 22% water. Cementum is excreted by cementoblasts within the root of the tooth and is thickest at the root apex. Its coloration is yellowish and it is softer than dentin and enamel. The principal role of cementum is to serve as a medium by which the periodontal ligaments
Outermost Radio of expression alive and in the process, give us an unflinching look into their personal lives. "Outermost Radio" features a live performance from The Blind Boys of Alabama. "Outermost Radio" was selected by the 2015 Provincetown International Film Festival where Chebot won the John Schlesinger Award. The film was also selected in 2015 by the Kansas International Film Festival, the St. Louis International Film Festival, and the Hamptons Take 2 Documentary Film Festival. In 2016, "Outermost Radio" continued its festival tour at Idyllwild International Festival of Cinema in Idyllwild, CA, where the film won Best Director honors, and in February