In the illustration below, Figure "B" is a
A) Maxillary central incisor
B) Maxillary lateral incisor
C) Mandibular canine
D) Maxillary canine

Question

In the illustration below, Figure "B" is a 
A) Maxillary central incisor 
B) Maxillary lateral incisor 
C) Mandibular canine 
D) Maxillary canine

Quizplus · Accepted Answer

Figure "B" is not an incisor because incisors do not have a cusp tip. Compared to the mandibular canine, this tooth has a longer root and a more well-developed cusp tip, a defining feature of the maxillary canine. Also note that the crown of a maxillary canine is about 0.5 mm wider mesiodistally than the crown of a mandibular canine.

In the Illustration Below, Figure "B" Is a