substance holding false teeth

4. A narrow flattened metal bar applied by means of screws to a fractured bone in order to maintain the ends in apposition, anal p., an area of fusion of the entoderm and ectoderm, which subsequently disappears, forming the primitive anal opening in the embryo, approxima'tion p., a perforated disc of decalcified bone employed in intestinal anastomosis, au'ditory p., the bony roof of the external auditory meatus, ax'ial p., the primitive streak, blood p., platelet, crib'- riform p., lamina cribrosa [BNA] of the ethmoid bone, dorsal p., one of the two prominences of thfi^ embryo, end p., the expanded termination of a nerve-fibril in muscular ti ue, equato'rial p., the collected chromosomes at the equator of the spindle in the proce of mitosis, foot p., basis stapedis [BNA], the flat portion of the stapes, gray p., lamina cinerea, lamina terminal is [BNA]. med'ullary p., the thickened central portion of the ectoderm in the young embryo, constituting the anlage of the central nervous system, me's ial p., the longitudinal thickening of the mesoblast on either side of the notochord, dividing into two laminae, the outer, or parietal p., and the inner, or visceral p. moto'rial p., a motor end p. neural p., the thickened ectoderm at the bottom of the groove from which the neural canal is formed, oral p., a circumscribed area of fusion of the entoderm and ectoderm in the embryo it subsequently disappears, being replaced by the opening between the mouth cavity and the pharynx, or'bital p., os planum, lamina papyracea [BNA] of the ethmoid bone, palate p., pars horizontal is [BNA] of the palate bone, par i'etal p., the outer of the two layers of the mesoblast, on either side of the notochord in the embryo. spiral p., lamina spiral is, suc'tion p., in dentistry, one which is held in place by atmospheric pre ure, tri'al p., one made of wax or soft metal used for testing and fitting an artificial denture, tympan'ic p., the bony plate between the anterior wall of the external auditory meatus and the tympanum and the posterior wall of the mandibular, or glenoid, fo a, vis'- ceral p., the inner of the two layers of the mesoblast in the embryo.