V2EX psoas major

Psoas Major

释义 Definition

psoas major腰大肌。位于腰椎两侧、向下连接到股骨(小转子)的深层肌肉,是重要的髋关节屈肌,也参与躯干稳定与姿势控制。(注:psoas 也可泛指“腰肌/腰大肌区域”,但最常见指腰大肌。)

发音 Pronunciation (IPA)

/so.s me.dr/

例句 Examples

The psoas major helps lift your knee toward your chest.
腰大肌帮助把膝盖抬向胸部。

Tightness in the psoas major can affect posture and contribute to lower back discomfort during long periods of sitting.
腰大肌紧张可能影响体态,并在久坐时加重下背部不适。

词源 Etymology

psoas 来自希腊语 psoa/psoai,意为“腰部、腹股沟/腰胯处”。major 来自拉丁语 major,意为“较大的”。合起来表示“较大的腰肌”,用来与较小的 psoas minor(腰小肌) 区分。

相关词 Related Words

文学与典籍中的出现 Literary Works

  • Gray’s Anatomy(《格雷氏解剖学》):在肌肉系统与髋部解剖部分系统描述腰大肌的起止点与功能。
  • Clinically Oriented Anatomy(《临床应用解剖学》):常在腰痛、髋屈肌与神经血管关系的临床章节提到 psoas major。
  • Netter’s Atlas of Human Anatomy(《奈特人体解剖图谱》):以图谱形式标注腰大肌与髂肌构成的髂腰肌及其附着点。
  • Trail Guide to the Body(《人体触诊指南》):在触诊与功能评估章节中频繁出现腰大肌相关内容。
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