Dental Which of the following premolars has a mesial marginal ridge more cervical than the distal marginal ridge: A Maxillary 1st premolar B Maxillary 2nd premolar C Mandibular 1st premolar D Mandibular 2nd premolar 💡 Explanation Which of the following premolars has a mesial marginal ridge more cervical than the distal marginal ridge: ✓ Correct Answer: C. Mandibular 1st premolar