English translation for "频率调谐曲线"
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- frequency tuning curves
Related Translations:
天线调谐: aerial tuningantenna balanceantenna tuningantenna-tuning 电调谐: [电学] electric tuning
- Example Sentences:
| 1. | Ac stimulation narrowed the excitatory ftcs and asymmetrically expanded the lateral inhibitory ftcs of corticofugally inhibited icc neurons . the opposite results were observed for excitatory and inhibitory ftcs of corticofugally facilitated icc neurons
研究发现，听皮层对下丘的抑制性影响使兴奋性调谐曲线变窄，同时使抑制性频率调谐曲线不对称地扩大，听皮层的易化性影响与之相反。 | | 2. | The opposite results were observed for excitatory and inhibitory ftcs of corticofugally facilitated icc neurons . corticofugal inhibition increased sharpness , minimum threshold , and decreased the frequency - intensity response area of eftcs , at the same time it decreased the sharpness , minimum threshold but increased the frequency - intensity response area of iftcs
结果表明，声源方位对下丘听神经元频率调谐曲线的锐度、最低阈值有影响，多数神经元在记录部位同侧的频率调谐曲线的锐度比对侧大，最低阈值比对侧高。 | | 3. | Were used for this study . durations of tone and weak white noise bursts used as sound stimuli were both 40 ms ( 2 - ms rise - decay times ) , and delivered synchronally at 2 per second in free field . 177 neurons were obtained in this experiment , and frequency tuning curves ( ftcs ) of 76 ic neurons were measured in our study
本实验共用12只健康、听力正常的成年小鼠，雌雄不拘，共获得177个神经元，测量了76个神经元的频率调谐曲线( frequencytuningcurve ， ftc ) ，发现弱噪声对神经元ftc的影响有三种类型：锐化、拓宽和基本不受影响。 | | 4. | Corticofugal modulation of frequency tuning of inferior collicular neurons in big brown bat , eptesicus fuse us chinese science bulletin , 2000 in order to explore the possible mechanism of corticofugal modulation of excitatory frequency tuning curves ( eftcs ) of midbrain neurons , we examine the change of sharpness , frequency - intensity response area , minimum threshold of both eftcs and inhibitory frequency tuning curves ( iftcs ) of inferior coliicular neurons during corticofugal modulation using two - tone inhibition paradigm and micro - electrical stimulation technique
第二章大棕幅听皮层对中脑下丘听神经元频率调谐曲线的调制科学通报， 2000用双声刺激的方法和电刺激技术，进一步研究了在激活听皮层前后下丘听神经元兴奋性和抑制性频率调谐曲线的锐度、频率强度反应区域、最低阈值的协同变化 | | 5. | 22 paired inferior collicular neurons were obtained in the experiment . the neurons were recorded in the depth of 198 - 1254 u m ( 544 . 59 ? 72 . 37 n m , m + sd ) , and their bfs were 11 . 25 - 59 . 29 khz ( 26 . 77 + 9 . 95 khz , m ? d ) : the minimum thresholds ( mts ) werelo - 66 db spl ( 38 . 14 ? 14 . 39 khz , m + sd ) ; the latencies were 4 . 0 - 16 . 0 ms ( 8 . 19 + 3 . 14 ms , m + sd ) ; the best intervals between paired sound pulses were 0 . 01 - 28 . 71 ms ( 3 . 93 + 2 . 52 ms , m ? d ) 0 the results showed : l ) there were interactions between the neurons in the iso - frequency lamina and hetero - frequency lamina which included mutual inhibition ( 18 / 22 , 81 . 8 % ) and mutual facilitation ( 4 / 22 , 18 . 2 % ) , and the mutual inhibition in iso - frequency lamina was stronger than that in hetero - frequency lamina ; 2 ) the mutual inhibition decreased with sound level increasing ( p < 0 . 001 , anova ) ; 3 ) the analysis of the inhibition of discharge rate at lodb above mt showed that the inhibition increased when the paired neurons " bfs difference decreased ( r = - 0 . 545 , p = 0 . 0006 ) ; 4 ) the mutual inhibition of paired neurons can sharpen the frequency tuning and the effect increased when the frequency was away from the bf ; 5 ) the changes in q10 , q30 decreased with bfs difference of the paired neurons increasing ; 6 ) the mutual facilitation between paired neurons not only increased discharge rate , but also widened the frequency tuning , i . e . , increased response frequency
结果表明： 1 )同频层神经元之间或者非同频层之间神经元之间存在相互作用，这种作用既有相互抑制( 18对，占81 . 8 ) ，也有相互易化( 4对，占18 . 2 ) ，且同频层神经元之间的相互抑制作用较非同频层神经元之间的相互抑制作用要强； 2 )神经元对低刺激强度反应时，所受到的相互抑制作用较强，随着声刺激强度加大，抑制作用逐步降低( p 0 . 001 ， anova ) ； 3 )对阈上10db放电率抑制百分比进行的分析显示，配对神经元之间的最佳频率差越小，相互抑制作用越强( r = - 0 . 545 ， p = 0 . 0006 ) ； 4 )配对神经元之间通过相互抑制作用可表kx硕士学位论文waiaster ’ sthesis现出调谐锐化作用，该作用的效率与频率有关， bf处的锐化作用较低，偏离bf时其锐化作用逐步加强； 5 ）频率锐化作用的效率与bf差有关，随着配对神经元之间的bf差扩亢q10 ， q30值的变化逐渐减小，其变化百分比与配对神经元之间的频率差存在明显相关； 6 ）配对神经元之间的相互易化作用不仅表现在放电率增加上，也表现在频率调谐曲线的扩宽，即频率响应范围扩大。 | | 6. | In order to study the effect of weak noise on the sound signal extraction of mouse ( mus musculus km ) inferior collicular ( ic ) neurons from environment , we examined the change in frequency tuning of neuron induced by a weak noise relative to 5 db below minimum threshold ( remt - 5 db ) of tone . 12 healthy adult mice ( 20 - 25 g , b . wt . )
本实验旨在探讨弱噪声对小鼠( musmusculuskm )中脑下丘( inferiorcolliculusic )神经元声信号提取的影响及其神经机制，我们选用相当于纯音阈下5db的白噪声( whitenoise ) ，比较加入噪声前后神经元频率调谐曲线的变化和注射-氨基丁酸( - aminobutyricacid ， gaba )能受体拮抗剂荷包牡丹碱( bicuculline ， bic )后对该变化的影响。 |
- Similar Words：
- "频率调节范围" English translation, "频率调节器" English translation, "频率调谐带通滤波器" English translation, "频率调谐范围" English translation, "频率调谐器" English translation, "频率调整" English translation, "频率调整精度" English translation, "频率调整器" English translation, "频率调制" English translation, "频率调制，调频" English translation
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