Collateral Bllod Circulation
The plasticity of the blood vessels and the continuous blood supply to the organs and tissues is ensured by the system of collateral blood circulation, an important functional adaptation of the organism. A thorough study of this circulatory system, which is of important practical significance, was made by V.N. Tonlov and his colleagues. Collateral blood circulation occurs in physiological conditions when the flow of blood is temporarily obstructed by the compression of the blood vessels (for instance, in the joints).Medical Coding Services The vessels run parallel to the long axis along one side of the tube and give off branches which are mainly longitudinal\.
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