Also found in: Dictionary.
den·ti·nal fi·bers, dental fibers
1. the processes of the pulpal cells, the odontoblasts, which extend in radial fashion through the dentin toward the dentoenamel junction and are contained within the dentinal tubules; Synonym(s): odontoblastic processes, Tomes fibers
2. the intertubular fine collagenous fibers that with the dentinal ground substance infiltrated with calcium salts constitute the dentinal matrix.
Tomes,Sir John, English dentist and anatomist, 1815-1895.
Tomes fibers - the processes of the pulpal cells which are contained within the dentinal tubules. Synonym(s): dentinal fibers
Tomes granular layer - a thin layer of dentin adjacent to the cementum.
den·ti·nal fibers, dental fibers (denti-năl fībĕrz, dentăl)
pertaining to dentin.
fibers contained in predentin but displaced by dentin as it is deposited, the fibers leaving apical processes of odontocytes behind, contained in dentinal tubules through which nerves also pass; called also odontoblastic processes.
see dentinal fibers (above).