The stability of the larynx and opening of the throat are the premise condition of singing.

This paper discusses the significance of lowering and broadening throats while singing, the inter-relationship between these two actions, how to broaden throats, and the symbols of reaching it.

The larynx plays a very important role in the person s singing; it is the breath route, as well as the organs of singing, and meanwhile as a resonant-cavity of singing.

This article discusses the relationship between "Legato" and breath support, larynx and utterance.

Acute laryngeal edema caused by hepatocyte growth-promoting factors;

Laryngoscopy showed laryngeal edema.

ObjectiveThe author reported the first aid nursing of 5 patients with asphyxia caused by acute laryngeal edema while intravenous cefobid was done.

And its application to treat laryngeal blister with blood,bronchial asthma,hysterical aphonia is presented.

Four diterpenoid alkaloids were isolated by means of column chromatography and preparative HPLC from the roots of Aconitum leucostomum Worosch.

Because of overgrazing and other factors, Aconitum leucostomum Worosch, which is rangeland poison plants spreading in Yili river valley, has seriously affected the development of animal husbandry.