Stomatitis cause deficiencies, which in turn causes stomatitis. Examples include tropical sprue. Aphthous stomatitis (canker sores) is the recurrent appearance of mouth ulcers in otherwise healthy individuals. The cause is not completely understood, but it is thought that the condition represents a T cell mediated immune response which is triggered by a variety of factors. The individual ulcers (aphthae) recur periodically and heal completely, although in the more severe forms new ulcers may appear in other parts of the mouth before the old ones have finished healing. Aphthous stomatitis is one of the most common diseases of the oral mucosa, and
Virtual body the disembodied essence of a person's mind in cyberspace and the consequent representation of a person's identity as a virtual body in cyberspace. The 'disembodiment' discourse focuses around allowing the mind to wander without the physical inhibitions of the body. This discourse is regarded as an expansion of classic theories such as astral projection or 'out-of-body experiences'. Subsequently, the virtual body is regarded as psychologically created essence that is virtually floating between information. This information in turn, according to theories, affects the mind and the virtual body but has no interaction with the physical body, which has deployed a "technological