FAST REVISION
General Microbiology
One unit of antitoxin refers to the amount needed to neutralize 100 MLD of diphtheria toxin.
Periodontics
When electrosurgery is correctly employed to prepare gingival tissues for making impressions, it removes a thin layer of crevicular gingival tissue.
Dental Materials
Epoxy resins
· Abrasion resistance is many times greater than gypsum
· More expensive
· Undergoes 0.1 – 0.2% shrinkage, thus their shrinkage is approximately equal to gypsum. This is
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