Studying for NBDE

[Chinajade]

Hi All, I am a Chinese dentist, English is not my first language, and I am going through a prep book for NBDE Part 1. Can someone let me know what they mean by "arch trait"?



Thanks,
Jade

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[eers]

Distinguish characteristics of maxillary from mandibular teeth.
There are 4 types of traits
Set
Arch
Class
Type