V2EX ileum

Ileum

释义 Definition

ileum(名词):回肠。小肠的最后一段,位于空肠之后,连接到大肠的盲肠(经回盲瓣)。主要功能包括吸收维生素B12、胆盐以及进一步吸收营养和水分。(该词也可能在医学语境中泛指与回肠相关的结构或疾病。)

发音 Pronunciation (IPA)

/lim/

例句 Examples

The ileum absorbs vitamin B12.
回肠负责吸收维生素B12。

Inflammation of the ileum can cause abdominal pain and changes in bowel habits.
回肠的炎症可能引起腹痛以及排便习惯的改变。

词源 Etymology

ileum 来自拉丁语 īleum,意为“小肠的一部分、回肠”。它与英语中表示“肠扭结/肠梗阻”的旧词源系统有关,但现代医学英语中 ileum 专指小肠末段“回肠”。学习时要注意不要与 ilium(髂骨,骨盆的一部分)混淆,两者拼写和读音相近但含义完全不同。

相关词 Related Words

文学作品中的用例 Literary Works

  • Gray’s Anatomy(《格雷氏解剖学》):在消化系统章节中对 ileum(回肠) 的结构、血供与临床要点有大量提及。
  • Principles of Anatomy and Physiology(《解剖学与生理学原理》):讲解小肠分段与吸收功能时常出现 ileum
  • Guyton and Hall Textbook of Medical Physiology(《盖顿与霍尔医学理学》):讨论胆盐循环、维生素B12吸收等内容时会涉及 ileum
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