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Annotate the tooth identified as ‘X’ in the image using Universal Annotation.

Which premolar has a transverse ridge?

Which incisor(s) has/have a curvature of the cervical line that is ‘V-shaped’ when viewing from the mesial aspect? Select all that apply.

Which incisors have a geometric outline of the crown as a scalene triangle from the mesial aspect as well as very shallow facial developmental depressions from the incisal aspect?

Which premolar has a lingual groove that is distal of the center making the mesial-lingual cusp wider than the distal-lingual cusp?

The tooth located on the right side of the mandibular arch and is the first primary tooth to erupt would be:

Which tooth has mesial and distal proximal contact areas that are almost exactly at the same level when viewed from the facial aspect?

The age of initiation of calcification and the age of eruption(emergence) into the oral cavity for the mandibular 2nd premolar is

When viewed from the mesial aspect, the lingual crest of convexity for the maxillary and mandibular premolars would be described as

The lingual portion of the root and crown of which premolars is nearly as wide mesial-distally as the facial portion, reducing the lingual taper?