Quiz 5: Clinical Oral Structures, Dental Anatomy, and Root Morphology
D The permanent canines are present , and the maxillary first premolar is erupting. Maxillary canines typically erupt between 11 and 12 years. The maxillary first premolars erupt between 10 and 12 years.
C The cusp tips of tooth #12, the fourth permanent tooth from the midline , are erupting. The permanent canine is already almost half erupted.
C The roots of permanent teeth are complete between 10 and 16 years, 2 to 3 years after eruption.