The antennal centers and their connections within the brain of Drosophila melanogaster

The antennal centers and their connections within the brain of Drosophila melanogaster
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果蝇大脑中的触角中心及其连接

DOI:
10.1002/cne.900850307
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发表时间:
1946
影响因子:
2.5
通讯作者:
M. E. Power
M. E. Power
中科院分区:
医学3区
文献类型:
--
作者:
M. E. Power

文献摘要

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动物行为的一个令人印象深刻但往往被忽视的特征是,整个有机体作为一个整体行事,而不考虑这样一个明显的事实,即每一种反应都是几种不同因素作用的结果,这些因素既存在于身体内外,也作用于身体内部。从表面上看,打击不同感觉器官的刺激的协调以及身体各部分在随后的反应中的整合在很大程度上是中枢神经系统结构和功能的结果,因此,有必要研究人的神经系统以了解明显的行为模式。很明显,在刺激和反应之间的事件链中,第一个也是重要的一个环节是感觉器官和它在大脑中的感觉中心之间的纤维连接,其次是这些感觉中心和大脑其他区域之间的连接。本文是对黑腹果蝇神经系统的一系列研究之一,其一般目的是建立一个形态知识框架,作为探讨行为和形态发生的定量研究的现实背景。本文描述了头部第二大感觉器官的大脑中枢,即触角,以及将它们连接到其他感觉器官的更明显的纤维束。
An impressive, but often neglected, feature of animal behavior is that the whole organism behaves as a unit irrespective of the obvious fact that each response is a resultant of the actions of several different factors residing and acting both outside and within the body. The coordination of the stimuli striking the different sense organs and the integration of the par ts of the body in the ensuing response is, prima facie, largely the result of the structure and the function of the central nervous system, and for this reason it is necessary to look into the nervous system in oyder to understand the evident behavior patterns. It then becomes obvious that the first and one of the important links in the chain of events between the stimulus and the response is the fibrous connection between the sense organ and its sensory center in the brain, and secondly, the connections between these sensory centers and the other regions of the brain. The present article is one of a series of investigations of the nervous system of Drosophila melanogaster which have as their general purpose the establishment of a framework of morphological knowledge which can serve as a realistic background for inquiries into behavior and e,qeriiiiental studies of morphogenesis. This article describes the cerebral centers of the second great sense organs of the head, the antennae, and the more conspicuous fiber tracts which connect them to other