信号刺激是一种与动物的某种本能反应有固定关系的特殊刺激。用于动物习性学，其含义与条件刺激不同：前者是动物的本能性反应；后者是习得的。多发自动物本身，如动作、姿态、颜色、声音或气味等。如雄三棘鱼肚皮是红色的。背鳍形如三棘，在繁殖季节占据一块领地，遇到同种雄鱼入侵，便以红肚皮对着入侵者，然后头朝下直立颤动背脊朝向人侵者，这是一种进攻的信号刺激，引起入侵者的逃避反应。
信号刺激
网络释义专业释义
只要是红色的东西，就足以激起刺鱼的战斗欲，按照动物行为学的说法，红色是一种信号刺激（sign stimuli），虽然它只是很少、很简单的信息，但足以代表整条雄鱼。
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... 耐受中量 TLm; median tolerance limit 信号刺激 token stimuli 被害容许限界 tolerable injury level ...
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短语
棘鱼及信号刺激 stickleback and sign stimuli
即信号刺激 signaling stimulus
共刺激信号 costimulatory signals ; signal
刺激信号 co-stimulating signal ; Stimulus signals ; ostensive stimulus ; Stimulation signal
协同刺激信号 costimulatory signal ; co-stimulating signal
非条件刺激信号 signal of unconditioned stimulus
刺激信号值 stimulus value
共刺激信号系统 costimulatory signal pathway
刺激信号定标 STIMULUS SCALING
双语例句原声例句
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方法：用窄脉冲电压信号刺激狗盆神经。
Method:Narrow pulses of electric signal were used to stimulate dogs pelvic nerve.
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细胞生命活动需要信息物质的刺激，一旦失去信号刺激，细胞就缺乏生活力。
Living activities of cell require the stimulation of information objects. If one once loses the signal stimulus, cells lack the activities.
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信号刺激冗余度改变的意义在于：（1）它可以揭示信号停止任务中反应抑制过程如何发生；
This is an important innovation in this study and its value lies in: 1) to reveal how the response inhibition processes occur during the paradigm;
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The cell body sums it up and you could view it arithmetically.
胞体将刺激信号总和起来,你可以从数学的角度来看待它
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It predicts that the best timing is when the conditioned stimulus, which is the signal, comes before the unconditioned stimulus, which is what you have to prepare for.
它预测，最佳的时机,莫过于作为信号的条件刺激，出现在需要你做准备的，非条件刺激之前。
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There are sensory neurons, which take information from the world so as you see me, for instance, there are neurons firing from your retina sending signals to your brain.
感觉神经元,负责收集外界信息,比如,当你看到我的时候,视网膜上的神经元会产生神经冲动,将刺激信号传递到你的大脑
应用推荐
$firstVoiceSent
- 来自原声例句