N'oge a, a na-akpọkwa ya ezé nkịta, ma ọ bụ ezé bicuspids, bụ ezé na-agafe agafe dị n'etiti ezé nkịta na ezé eze. N'ime mmadụ, e nwere abụọ premolars kwa quadrant na ezé na-adịgide adịgide, na-eme ka asatọ premolars ngụkọta n'ọnụ. Ha nwere ma ọ dịkarịa ala abụọ cusps. Enwere ike ịtụle ezé ndị na-agafe agafe n'oge ịta nri, ma ọ bụ ịta nri. Ha nwere njirimara nke canines, nke dị n'ihu na molars nke dị n'azụ, yabụ enwere ike ịnyefe nri site na canines na premolars na n'ikpeazụ na molars maka ịcha, kama site na canines na molars. Ajụjụ: Gịnị bụ aha ọzọ maka ezé premolar?
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