Page 329 - My FlipBook

Fig. 104.

Fid. 1(14. Si'coiulary extension of caries g-ingivall,\'. This rase rei)re.s<'nts. in a ipliotomicro-
Ki'iipii, a socnntlary extension of caries to the ging-ival of the first point of Ix'ginning. and the
(lander that it may be overlooked and the pinj^ival wall prepared in the jiositinn of the letter d.
The correct cavity lines would he those marked by tlie letter a for the pnljial wall ; ii for the
axial wall, and c; for the ging-ival wall.
2013