basal surface


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Related to basal surface: basal lamina

ba·sal sur·face

the surface of the denture of which the detail is determined by the impression and which rests on the basal seat.

ba·sal sur·face

(bāsăl sŭrfăs)
Surface of the denture of which the detail is determined by the impression and which rests on the basal seat.
References in periodicals archive ?
These placoid scales have a drop-like, inclined, elongate crown, well-developed neck and small base with concave basal surface (Fig.
The tooth base is subtriangular, elongated mesio-distally, slightly extended lingually, with convex occlusal and concave basal surfaces.
Based on the HL slopes, the basal surface free energies are estimated (see Table 2).
The melting temperatures of crystal stems with possible maximum length, [T.sub.m.sup.C,n*], and the corresponding basal surface free energies, [[sigma].sub.e], estimated with Eqs.
The teeth would not extensively overlap each other but rather the lingual rim of each tooth would be in contact with the shallow longitudinal groove on the labial side of the tooth in front; the basal surface of adjacent teeth in the same row would abut on each other forming an archlike structure.
They differ from all known chondrichthyan teeth in several features of dental morphology: in the presence of a unique transversal basal canal occurring as a prominent tube close to the basal surface, in very fine and dense striation of cusps and in an arched base without well-developed extension and articulation elements.
The basal surfaces of the type II pneumocytes were invested by a well-defined basement membrane through which small cytoplasmic projections penetrated into the underlying connective tissue space (Figure 4, B).
These type I pneumocytes did not have microvilli, lamellar bodies, or cytoplasmic projections along their basal surfaces (Figure 5, B).