Sentence examples for erosive challenge from inspiring English sources
When hydroxyapatite is in contact with water (saliva), hydroxyl ions (OH−) can remove from the tooth surface during an erosive challenge like drinking an apple juice [3], vomiting [4] or gastro-oesophageal reflux [5].
During and after an erosive challenge, behavioural factors play a role in modifying the extent of tooth wear.
The manner that dietary acids are introduced into the mouth will affect which teeth are contacted by the erosive challenge and possibly the clearance pattern.
Several salivary protective mechanisms come into play during an erosive challenge: dilution and clearance of an erosive agent from the mouth, neutralisation and buffering of acids, and slowing down the rate of enamel dissolution through the common ion effect by salivary calcium and phosphate [ 104].
In vitro studies show that a few micrometres of tissue is lost due to the influence of an erosive challenge (once the surface is softened, it might be easily abraded by oral soft tissues), toothbrushing with dentifrices or coarse food stuff [ 120, 122].
The hypotheses of this study was that pulsed CO2 laser (λ = 10.6 μm) treatment in combination (or not) with previous fluoride gel application could increase the resistance of enamel and dentine to erosion, throughout successive erosive challenges.
Grading the degree of erosion in an individual is important as it reflects the net exposure to the erosive challenges and the opposing protective forces, and plays a part in the assessment of the problem and of the need for intervention for prevention of further tooth wear.
Because the cause of RA is complex and elusive, it continues to present therapeutic challenges, especially erosive arthritis.
The reliable diagnosis of both early enamel and dentine erosive tooth lesions is challenging and not very reproducible.
As the teeth continue to function and be challenged by erosive, attritive and abrasive factors, there will be change to the surfaces of teeth.
The treatment of erosive oral lichen planus represents a therapeutic challenge.
