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Morphologic growth of cholinergic bronchial respiratory system was examined at live and dead newborns. Tracheal smooth musculature was examined at 18 experimental preparations taken by the autopsy after exiting from different factors. Samples were divided into three groups based on gestational weeks. First group: from 23-29 gestational weeks (immature,(More)
The development of neuron cells in vagal nerve nuclei in medulla oblongata was studied in vitro in live newborns and stillborns from different cases. Morphological changes were studied in respiratory nuclei of dorsal motor centre (DMNV) and nucleus tractus solitarius (NTS) in medulla oblongata. The material from medulla oblongata was fixated in 10 micro(More)
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