Question: what are the main differences between primary and secondary dentition?
Answer: Primary Teeth - Thinner enamel and dentin layers. - Enamel rods in the cervical area directed Occlusally. ... Primary Teeth Maxillary 2nd Molar – resembles permanent maxillary first molar but smaller. Mandibular 2nd Molar- resembles permanent mandibular first molar but smaller.