chiasma

Anatomic study on the structures in anterior space of optic chiasma and its clinical significance

视交叉前间隙有关结构的解剖观察及其临床意义

Morphological study on blood supply of optic chiasma affected by brain atherosclerosis and its clinical significance

脑动脉硬化对视交叉血供影响的形态学研究及临床意义

No difference was observed in chromosomal number , relative length and chiasma location .

染色体数目、相对长度和着丝点位置均无明显区别。

Genetic recombination can occur without the formation of a chiasmata .

遗传重组在没有形成交叉的情况下，也可以发生。

Lateral element of synaptonemal complexes produced different numbers of chiasmata .

甜菜夜蛾联会复合体侧向单元间发生数目不等的交叉；

The relationship between pituitary adenomas and optic chiasma and visual disturbance

垂体瘤和视交叉的关系与视功能障碍

Study on relationship of MRI manifestation of optic chiasma circum-tumor and visual field damage

视交叉周围肿瘤MRI表现与视野损害关系的研究

Microsurgical anatomy of the space between optic nerve / chiasma and internal carotid artery

视神经/交叉-颈内动脉间隙的显微外科解剖

Anatomical and Quantitative Studies of Microvessels in Humen Fetal Optic Chiasma

人体胚胎视交叉微血管的实验研究

Morphological study of optic nerve atrophy and compressive optic chiasma atrophy and its clinical significances

视神经与视交叉压迫性神经萎缩形态学研究及其临床意义

Pituitary tumor induced in rat and its effects on blood circulation of optic chiasma and optic tract , Experimental study

大鼠诱发垂体瘤及对视交叉、视束血循环影响的研究

Results : ( 1 ) The area of anterior space of optic chiasma was 28.4 ± 0.8 mm .

结果：（1）视交叉前间隙之间的面积为（28.4±6.2）mm2，视交叉前缘至鞍结节之间的距离为（4.1±0.8）mm。

From the time since humans have had consciousness , the two categories have had the relationship of chiasma and penetration .

所以自古以来就在两者之间有了一种交叉互渗的联系。

Applied anatomy of the optic chiasma and its surrounding structures related with sellar tumour and its clinical significance

与鞍区肿瘤相关的视交叉及其邻近组织的解剖及其临床意义

In addition , labeled granules were also found in bilateral optic tracts and the optic chiasma .

另外，在两侧视束和视束交叉处均有标记颗粒。

Coronal section was taken backward from optic chiasma , the thickness was about 7 μ m.

自视交叉处开始向后取冠状切片，片厚约7μm。

Recombination plays a crucial role in disjunction of the homologous chromosomes through generating chiasma .

重组过程通过形成交叉对减数分裂期同源染色体的正确分离起到至关重要的作用。

Crossing over The exchange of material between homologous chromatids by the formation of chiasmata .

交换：同源染色单体之间形成交叉时遗传物质的交换现象。

It is of the first magnitude to strictly manage the yellow route of the section of a highway , especially at chiasma .

严格公路黄色安全线尤其是交叉路段的管理，是保障交通安全通畅的重要前提之一。

Conclusion : Homologues pairing in mice is in different ways , the number of chiasmata and crossing over is various too .

结论：大多数同源染色体以不同方式进行配对，交叉互换的数目也各不相同。

The chiasmata observed during the later stages of the meiotic prophase are cytological evidence of earlier cross-over events .

在减数分裂前期末所看到的交叉是在这以前发生了互换事件的细胞学证据。

Compared to monoculture maize , the volume , surface area , average diameter , tip number and chiasma number of relay-intercropped maize were improved .

与单作玉米相比，套作玉米的根体积、根表面积、根的平均直径、根尖数和根交叉数都有一定程度的提高。

Automation is a comprehensive technology that integrates control , system , signal processing , electron and computer together . The independence and chiasma of automation course bring certain difficulties for teaching .

自动化技术是一门集控制、系统、信号处理、电子和计算机技术于一体的综合技术，自动化专业课程既有独立性又有交叉性，教学中带来一定的难度。

Objective To compare and evaluate dose at optic structures ( eyeballs , optic nerves and chiasma ) between conventional and CT simulated treatment planning for nasopharyngeal carcinoma .

目的比较CT模拟定位治疗计划和常规普通模拟定位治疗计划治疗鼻咽癌时视神经的放射剂量。

The small branches seen anteriorly to optic chiasma in the chiasmatic cistern were almost always the branches of superior hypophyseal artery .

在视交叉池内，垂体柄前方所见的小动脉几乎均属于垂体上动脉的分支。

Oil ﹠ gas drilling is a system engineering with multi-work , multi-working procedure , mutual chiasma and busywork in series , and it is also coverted greatly .

油气钻井是一个多工种、多工序、立体交叉、连续作业的系统工程，也是隐蔽性很强的地下工程。

Objective : In order to provide morphological evidences for visual field defect caused by optic chiasma ischemia , the origins , numbers , distributions and pathological changes about optic chiasma arteries were studied .

目的：研究视交叉动脉起源、数量、分布及相关动脉的病理变化，为视交叉因缺血所致的视野缺损提供形态学依据。

And it also provides a new data analysis model for the reservoir administration . Today , with the changing quickly computer technology and in-depth subjects chiasma , the traditional safety monitoring work is being endowed with much more new content .

在计算机技术日新月异，学科交叉日趋深入的今天，传统的安全监测工作正被赋予更多新的内容。

Objective To discuss the relation between pituitary microadenoma and temporal visual field defect owing to the disturbance in blood supply of the optic chiasma , and to refer to the significance of transsphenoidal operation .

目的探讨垂体微腺瘤与视交叉功能障碍引起的颞侧视野缺损之间的关系，提出了经蝶手术治疗的意义。

The analysis of chromosome behavior in miosis and frequency of bivalent chiasma at diakinesis of pollen mother cells of F1 hybrid plants , and the affinity extent were reported in this paper .

对花粉母细胞在减数分裂中染色体行为和终变期二价体交叉点的频率，以及亲和性程度等进行了分析。