V2EX patella

Patella

定义 Definition

n. 医学与解剖学中指“髌骨”,也就是膝盖前方常说的膝盖骨。它通常是一块嵌在股四头肌肌腱中的籽骨,位于膝关节前方,与股骨形成关节面。髌骨能保护膝关节前部,并帮助股四头肌更有效地伸直小腿。

发音 Pronunciation

英 /ptel/;美 /ptl/

例句 Examples

She injured her patella during the soccer game.
她在足球比赛中伤到了髌骨。

Because the patella helps the quadriceps extend the knee, damage to it can affect walking, climbing stairs, and standing up from a chair.
因为髌骨帮助股四头肌伸直膝关节,所以它受损可能会影响走路、爬楼梯和从椅子上站起来。

词源 Etymology

来自拉丁语 patella,原意为“小盘子、小浅盘”,因为髌骨的形状像一个小而扁的盘状结构。这个词后来进入解剖学,用来指膝关节前方的骨性结构。

相关词 Related Words

科学文献用例 Scientific Usage

  • 解剖学教材中常用来描述膝关节前方的骨骼结构及其与股骨、肌腱的关系。
  • 骨科医学文献中常见于髌骨骨折、髌股关节疼痛、脱位和术后康复等主题。
  • 放射学报告中常用于描述 X 光、CT 或 MRI 中膝关节前方骨结构的位置、损伤或退行性变化。
  • 运动医学和物理治疗资料中常用于讨论跑步、跳跃、下蹲等动作中膝关节伸展机制的负荷与损伤风险。
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