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FAST REVISION
General Medicine
The heat-labile toxin (LT) of ETEC is similar to cholera toxin and acts by increasing intracellular cAMP levels in enterocytes, leading to excessive chloride and fluid secretion into the lumen of the gut, resulting in diarrhea.
Dental Materials
Light-cured composites do not require mixing, which reduces porosity and staining. They also allow for better control over working time and increased color stability due to the use of aliphatic amines.
Oral and Maxillofacial Surgery
The goal of bone removal during the extraction of an impacted molar is to expose enough of the tooth to allow for proper grasping with forceps and to reduce the risk of fracturing the tooth or surrounding structures. It is typically not necessa