Not only does nicotine have effect on the development of nerve, respiratory and cardiovascular systems, but has a complex interaction with carcinogenesis.
尼古丁参与影响神经系统、呼吸系统和心血管系统等重要器官的发育，并与癌症的发生有着密切的关系。
2
The breath control Respiratory center produces for the central nervous system in with the adjustment breath movement nerve cell group.
呼吸控制呼吸中枢为中枢神经系统内产生和调节呼吸运动的神经细胞群。
3
Its functional mechanism is that Na-citrate has stimulated the carotid sinus through the vagus nerve to the respiratory centre.