V2EX saccule

Saccule

Definition / 定义

(解剖/生物)囊;小囊:指一个小的袋状结构。最常见的用法是内耳前庭系统中的“球囊”(与椭圆囊 utricle 并列),负责感受重力与直线加速度;在其他生物学语境中也可泛指微小的囊状结构。

Pronunciation / 发音

/skjul/

Examples / 例句

The saccule helps you sense gravity.
球囊帮助你感知重力。

Damage to the vestibular saccule can cause dizziness and imbalance, especially when you move quickly.
前庭球囊受损可能导致头晕和失衡,尤其是在你快速移动时。

Etymology / 词源

来自拉丁语 sacculus(“小袋子、小囊”),是 saccus(“袋”)的指小形式;因此 saccule 字面意思就是“小囊”。

Related Words / 相关词汇

Literary Works / 文学作品

  • Gray’s Anatomy(《格雷氏解剖学》):在内耳与前庭系统章节中讨论球囊(saccule)及其功能。
  • Guyton and Hall Textbook of Medical Physiology(《盖顿与霍尔医学生理学》):在感觉与前庭生理部分提及球囊与平衡觉。
  • Principles of Neural Science(《神经科学原理》):在前庭系统相关内容中使用 saccule 讨论重力/加速度感受机制。
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