According to the model G. Schwartz disease develops in case of failure of internal regulatory processes. His model, he called a model of deregulation, respectively. It can occur at each of the following stages. Stage 1. Environmental demands. Requirements for the environment to the individual, may be so large that it appears to ignore the signals vynuzhdennnoy CCA emanating from the bodies. For example, the execution of a large volume of work at short notice when a person has to overcome fatigue and drowsiness, sometimes leads to the development of neurasthenia. Step 2. Analysis of the information in the CNS. Even if the demands of the environment are not excessive, the CNS can respond properly either of these requirements, or to signals of environmental protection (due to specific genetic characteristics predispozitsii or training). For example, people have taught themselves to ignore the impulses from the stomach EP ("I'm hungry"), are prone to obesity. Stage 3. Peripheral organs. Even if the first two stages of the process are functioning normally, prerifericheskie authorities may be unable to respond properly to the signals of the CNS. For example, if a person has, by virtue of a genetic defect or disease, malfunctions driver heart rate, impulses from the CNS, which would imply a normal response of healthy hearts, in this case, causes rapid or slow heartbeat. Stage 4. Negative feedback. Even if the preceding stage of the process are carried out properly, the pathology may relate to level of environmental protection. For example, some patients suffering from hypertension, there is a defect of baroreceptors, resulting in brain does not receive information on the need to reduce blood pressure. Violation at one stage, inevitably leads to failure of the whole process. Moreover, the pathology will never affect an isolated body, but concerns the whole system of functioning as a whole. Violation of heart rate leads to dysregulation of the cardiovascular system, violation of developing gastric juice - to the dysregulation of the digestive system, etc. The advantage of deregulation model - its versatility. It takes into account the specificity of the stimulus, since environmental stress can be associated with specific regulatory systems. It also takes into account the specificity of individual response, as the analysis of information in the central nervous system, functioning of the peripheral organs and link CCA sometimes have those or other individuals are different. Moreover, this model is applicable to any somatic disorders, including primarily related to organic causes, because as a stressor environment can be a virus or a blow to the head, as well as an examination or a family quarrel. Therapeutic effects of methods of psychotherapy aimed mainly at stages 1, 2 and 4 of the regulation, while the effect on the peripheral organs is mainly in the field of somatic medicine.
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