不同孕期彩色多普勒超声辐照对仔鼠脑功能影响论文

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1、独创性声明秉承学校严谨的学风与优良的科学道德，本人声明所呈交的论文是我个人在导师指导下进行的研究工作及取得的研究成果。尽我所知，除了文中特别加以标注和致谢的地方外，论文中不包含其他人已经发表或撰写过的研究成果，不包含本人或他人已申请学位或其他用途使用过的成果。与我一同工作的同志对本研究所做的任何贡献均已在论文中作了明确的说明并表示了致谢。申请学位论文与资料若有不实之处，本人承担一切相关责任。论文作者签名：日期：保护知识产权声明本人完全了解第四军医大学有关保护知识产权的规定，即：研究生在校攻读学位期间论文工作的知识产权单位属第四军医大学。本人保证毕业离校后，发表论文或使用论

2、文工作成果时署名单位仍然为第四军医大学。学校可以公布论文的全部或部分内容（含电子版，保密内容除外），可以采用影印，缩印或其他复制手段保存论文。学校有权允许论文被查阅和借阅，并在校园网上提供论文内容的浏览和下载服务。论文作者签名：导师签名：日期：不同孕期彩色多普勒超声辐照对仔鼠脑功能的影响研究生：周宁学科专业：影像医学与核医学（超声）所在单位：第四军医大学唐都医院超声科导师：段云友教授（主任医师）资助基金项目：国家自然科学基金（30571966）关键词：超声检查；彩色多普勒超声；开场实验；自发活动；Morris水迷宫；学习，记忆；超微结构中国人民解放军第四军医大学2008年

3、05月第四军医大学博士学位论文目录缩略语表················································································································1中文摘要················································································································2英文摘要··································

4、··············································································4前言················································································································6文献回顾···························································································

5、·····················8正文··············································································································31实验一不同孕期彩色多普勒超声辐照对仔鼠自发活动的影响·················311材料·········································································································

6、311.1动物模型制备····················································································311.2辐照条件···························································································322方法·························································································

7、················322.2实验装置图·······················································································322.1开场实验···························································································322.2统计学处理···········································