Dental The orifice of the fourth canal in a maxillary molar is usually found: A Under the Distofacial cusp B Lingual to the orifice of the Mesiofacial canal C On a line running from the distofacial orifice to the Mesiofacial orifice D On a Line running from the Lingual orifice to the Distofacial orifice 💡 Explanation The orifice of the fourth canal in a maxillary molar is usually found: ✓ Correct Answer: B. Lingual to the orifice of the Mesiofacial canal