V2EX thigmotaxis

Thigmotaxis

释义(Definition)

触趋性;触性趋向:指动物(尤其是小型动物)因“触碰/接触刺激”而表现出的定向行为,常见为贴着墙边、沿着边缘或紧靠物体表面移动,以获得安全感或稳定的触觉信息。(该词也可更广义指对接触刺激的趋向或回避。)

发音(Pronunciation, IPA)

/θmtkss/

例句(Examples)

The mouse showed thigmotaxis and stayed close to the walls.
这只老鼠表现出触趋性,一直贴着墙边活动。

In the open-field test, increased thigmotaxis is often interpreted as anxiety-like behavior in rodents.
在开放场实验中,触趋性增强常被解读为啮齿动物的类焦虑行为表现。

词源(Etymology)

源自希腊语:thigma(触碰、接触)+ taxis(有方向的排列或运动)。合起来表示“由触觉刺激引导的定向运动/趋向”。

相关词(Related Words)

文学与著作中的用例(Notable Works)

  • Principles of Animal Behavior(Lee Alan Dugatkin):在动物行为学框架下讨论趋性(taxis)与实验观察指标时常出现该术语。
  • Animal Behavior: An Evolutionary Approach(John Alcock):用于描述动物在环境中的空间偏好与边缘贴靠等行为模式。
  • Behavioral Neuroscience(多作者教材版本常见):在开放场(open-field)等行为范式里,作为焦虑相关指标(贴边行为)的术语出现。
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