. Operative and dental anatomy technics; a class-room and laboratory manual for freshmen dental students . Fig. 125.—Outline form. Occlusal Fig. 126.—Outline form. Occlu- cavity on the upper first bicuspid. sal cavities on the lower first and sec- ond bicuspids. 2. Pit and fissure cavity on the occlusal surface of 4 and5 , occupying the mesial and distal pit in 4 and running full length of the groove in 5 (Figs. 126 and 127). In 5 there aretwo typical forms depending on the shape of the occlusalgroove. 3. Cavity in central and distal fossae of 6, 7 and _8_(). If the oblique ridge is lef
. Operative and dental anatomy technics; a class-room and laboratory manual for freshmen dental students . Fig. 125.—Outline form. Occlusal Fig. 126.—Outline form. Occlu- cavity on the upper first bicuspid. sal cavities on the lower first and sec- ond bicuspids. 2. Pit and fissure cavity on the occlusal surface of 4 and5 , occupying the mesial and distal pit in 4 and running full length of the groove in 5 (Figs. 126 and 127). In 5 there aretwo typical forms depending on the shape of the occlusalgroove. 3. Cavity in central and distal fossae of 6, 7 and _8_(). If the oblique ridge is left very weak, unite the _8_ has three cusps, the typical form will appear as inFig. 129. ESTABLISHING THE OUTLINE FORM 99 4. Cavity on the occlusal surface of 6 (Fig. 130). 5. Cavity on the occlusal surface of 7 (Fig. 130). On 8the outline form will appear like that for 6 , or 7 , dependingon the form of the tooth. 6. Mesial cavity on 1 (Fig. 131). The outline form forproximal ca\ities in the six an-terior teeth, upper or lower, is M about the same. Technic for Establishing the Outline
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