chiasma

1. The results indicated that both the number of rod bivalents and the number of pre-division bivalents increased markedly after radiation, while the number of bivalent chiasma tended to decrease.
   结果表明，照射后棒状二价体数明显上升，二价体提前分离增多，而二价体的交叉数却呈下降趋势。
2. 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
3. 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
4. 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
5. 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。
6. 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。
7. 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。
8. 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。
9. 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。
10. The fibrous trabeculae were few in most cistern s. Conclusions Fibrous links were few in most lamina terminalis cistern, so it could not be difficult to enter the cistern. But careful and sharp dissection was important between anterior communicating artery and optic nerve/ chiasma.
    结论多数终板池内纤维连系少，不难进入，但前交通动脉同视神经/交叉间需小心锐性分离。
11. 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
12. 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
13. 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
14. 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。
15. 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
16. 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。
17. Based on these is a summary of the usage of genetic maps and some problems that deserve attention in the use of genetic map, such as the choice of genetic markers and the affection of chiasma interference.
    概述了遗传图在实际工作中的应用领域，并重点综述了遗传图应用于连锁分析时应注意的几个问题，尤其是遗传标记的选择、交叉干涉现象对连锁分析的影响。
18. 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。
19. 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
20. 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。
21. 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
22. 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。
23. 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。
24. 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。
25. Methods: 80 adult cadaveric heads were dissected. The shape and position of the optic chiasma and its relationship with saddle diaphragm, pituitary, internal carotid artery and the tiny arteries of optic chiasma were studied.
    方法：80个成人脑研究视交叉及其相邻的鞍隔、垂体、颈内动脉及其供血小动脉的形态、毗邻。
26. 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。
27. 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。
28. Among the five slices of brain, the slices around optic chiasma area had the most stable infarction region. 2. HE staining show the pathological lesion is consistent with the TTC staining results.
    在切取的五片脑片中，视交叉前后的脑片梗死灶较为稳定，符合大脑中动脉分布区。2.HE染色显示损伤区分布与TTC结果一致。
29. 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。
30. 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。

noun

1. an intersection or crossing of two tracts in the form of the letter X

   Synonym:    chiasmdecussation