Answer:
Teeth (The enamel and dentine of teeth which is vulnerable to demineralization) is the third part of triad.
Step-by-step explanation:
Etiology triad includes :
1) Oral bacteria
2) Dietary sugars.
3) Teeth
Oral bacteria break down dietary sugars into acids which break down the teeth.
Bacteria are the causative agent . Destroys tooth structure , often rapidly. Usually affets the maxillary incisors first.
Potentially sever consequences could include pain , tooth loss , pulpitis , pulp necrosis and dental abscess.