化疗有关性呕吐旳研究进展
Nausea and Vomiting
1、恶心:咽部及上腹部不适,胃张力和蠕动削弱,幽门和贲门开放。2、干呕:胃窦部和腹壁肌肉收缩,腹压增长,食管及咽部开放。3、呕吐:胃和/或小肠内容物经食管和口腔排除体外。
Definition of emesis. (Three phases)呕吐反射过程(三个阶段)
1. Nausea - the inclination or feeling of imminent desire to vomit, usually felt in the throat or epigastrum. Associated with decreased activity of the stomach.2. Retching - the labored rhythmic contraction of respiratory and abdominal musculature that frequently precedes or accompanies vomiting.3. Vomiting - the forceful oral exp ...


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