V2EX peristaltic

Peristaltic

Definition / 定义

peristaltic(形容词):指蠕动的;与蠕动(peristalsis)有关的,尤指消化道等管状器官壁肌肉波浪式收缩,推动内容物(食物、液体等)向前移动。也常用于蠕动泵(peristaltic pump)等工程语境。
(该词也可在更广义上表示“像蠕动一样推进的”。)

Pronunciation / 发音

/prstltk/

Examples / 例句

Peristaltic movements push food through the intestines.
蠕动运动会把食物推着通过肠道。

After surgery, doctors monitored the patient’s peristaltic activity to ensure the bowel was functioning and to reduce the risk of obstruction.
手术后,医生监测患者的肠道蠕动情况,以确认肠道功能恢复,并降低梗阻风险。

Etymology / 词源

来自希腊语 peristaltikos,意为“围绕着收缩的、挤压推进的”,与 **peri-**(“周围”)和表示“收缩/挤压”的词根相关。英语中多用于医学与生理学领域,用来描述消化道等结构的推进性收缩。

Related Words / 相关词

Literary Works / 文学作品举例

  • Gray’s Anatomy(《格雷解剖学》):在消化系统与胃肠运动相关章节中常见该词及其相关概念。
  • Guyton and Hall Textbook of Medical Physiology(《盖顿与霍尔医学生理学》):讨论胃肠道运动与神经体液调控时会使用 peristaltic
  • Bill Bryson, The Body: A Guide for Occupants(《人体简史》):在介绍消化过程与身体机制时涉及蠕动相关表述。
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