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97. In which of the following roots would you beleast likely to find a divided pulp canal?

1. Maxillary canine2. Mandibular central incisor3. Maxillary second premolar4. Mesialroot of mandibular first molar5. Mesiobuccal root of maxillary first molar

98. Viewed labially, contact areas of anteriorteeth are incisal to the middle thirds of theteeth. An exception to this rule is the

1. mesial contact of the maxillary canine.2. distal contact of the maxillary canine.3. mesial can tact of the maxillary lateral incisor.4. mesial contact of the mandibular lateral incisor.5. distal contact of the mandibular lateral incisor.

99. Which of the following marginal ridges havelittle or no contact in ideal centric andeccentric maxillomandibular contactrelationships?

(a)(b)(c)(d)(e)

Distal of maxillary second premolarDistal of mandibular first premolarDistal of mandibular second premolarMesialof maxillary canineMesialof mandibular first premolar

1. (a) and (b)2. (a) and (d)3. (b), (c) and (d)4. (b), (c) and (e)S. (d) and (e)

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