[Regulatory mechanims of smooth muscles contractility in the cerebral arteries].

The results obtained in the experiments on large cerebral arteries are summarized in the presented article. It was declared that direct application of these data to the properties and peculiarities of contractile activity having place in smooth muscles of the small arteries is not fully admissible, because these vessels have different spatial organization and rheological properties. More over, in accordance with the functional heterogeneity conception, such an application is not generally acceptable even from the theoretical point of view.

[Unpleasant smell from a mouth--halitosis].

Halitosis--unpleasant smell from a mouth is widely spread pathology. Approximately one-fourth of world's population is suffering from this disease. Appearance of Halitosis is related not only with dental problems, but also with somatic disease.