Dental Which of the following tooth shows largest Mesio-buccal ridge: A Maxillary 1st premolar B Maxillary 2nd premolar C Mandibular 1st molar D Mandibular 2nd premolar 💡 Explanation Which of the following tooth shows largest Mesio-buccal ridge: ✓ Correct Answer: A. Maxillary 1st premolar