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Fig. 2 | BMC Oral Health

Fig. 2

From: The morphology of permanent maxillary first molars evaluated by cone-beam computed tomography among a Yemeni population

Fig. 2

Maxillary first molars with different number of root canals; A two root canals (one buccal and one palatal); B three root canals (one canal in each root); C four root canals (two in the MB root); D four root canals (two in the DB root); E five root canals (two in the MB root, two in the DB root, and one in the palatal root); F five root canals (three in the MB root, one in the DB root, and one in the palatal root)

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