General and dental pathology with special reference to etiology and pathologic anatomy; a treatise for students and practitioners . Fig. 194.—Four well-developed rootsin lower left second molar. Fig. 195.—A hypoplastic lower thirdmolar. numerary root in relation with the distal root (Fig. 189). Thisextra root is usually located on the lingual aspect of the tooth,but may be also found on the buccal aspect of the tooth (). In Fig. 191 is seen a lower first molar with an extra root be-tween the mesial and distal roots on the lingual aspect. A lowerfirst molar with a bifurcated distal root
General and dental pathology with special reference to etiology and pathologic anatomy; a treatise for students and practitioners . Fig. 194.—Four well-developed rootsin lower left second molar. Fig. 195.—A hypoplastic lower thirdmolar. numerary root in relation with the distal root (Fig. 189). Thisextra root is usually located on the lingual aspect of the tooth,but may be also found on the buccal aspect of the tooth (). In Fig. 191 is seen a lower first molar with an extra root be-tween the mesial and distal roots on the lingual aspect. A lowerfirst molar with a bifurcated distal root is seen in Fig. 192. Alower first molar with a supernumerary root in relation to themesial root is seen in Fig. 193. Second Molars.—The upper second molar may be a three- in-stead of a four-cusped tooth, in which case the crown is of a ?•Bennett: Loc cit 282 DENTAL PATHOLOGY quasitriangular shape, and the roots are completely fused bymeans of cementum. The three roots of this tooth are frequentlysubject to abnormal variations. The lower second molar is, how-. Fig-. 196.—Dwarfed upper third molar.
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectpathology, bookyear19
