FAST REVISION
Oral Pathology
Koebner's phenomenon refers to the development of skin lesions at the site of trauma in individuals with certain skin conditions. It is most commonly associated with psoriasis, where new psoriatic plaques can form following skin injury or trauma.
Dental Materials
The polyethers are susceptible to dimensional change if immersed for a long time (>10 min) because of their pronounced hydrophilic nature.
Prosthodontics
The mandible can be made into retruded position for recording the centric relation by all of the above: protrude and retrude mandible alternately, repeating the word "M" and relaxing, making the tongue touch the posterior palate.