Age Changes in Enamel, Dentin, Pulp and Periodontium PPT For Exams

 Age Changes in Enamel, Dentin, Pulp and Periodontium

Age Changes in Enamel, Dentin, Pulp and Periodontium PPT For Exams

What is an Ageing?

Ageing is defined as a process of morphological and physiological disintegration as distinguished from infant, childhood and adolescence which are typified by processes of integration and coordination.

Age Changes in Enamel


MACROSCOPIC
1) Becomes darker 
2) Attrition, Abrasion, Erosion 
3) Longitudinal cracks 


MICROSCOPIC
1) Decreased - enamel rod ends - perikymata - permeability to fluids
2) Increase in nitrogen and fluorine  
3) Increased resistance to decay

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#Age Changes in enamel
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