浅谈膳食纤维的发展与前景专科_学位论文.doc

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1、许昌职业技术学院专科生毕业论文（设计）论文题目：浅谈膳食纤维的发展与前景系部农林与食品工程专业食品加工技术班级12级食品加工班学生姓名赵志磊指导教师刑晓珂年月日、目录摘要·········································································1关键词·······································································11膳食纤维的分类与定义············

2、············································11.1纤维素····································································11.2半纤维素··································································11.3果胶··························································

3、············11.4树胶······································································11.5木质素····································································22膳食纤维的作用及危害························································22.1.1防治便秘················

4、·················································22.1.2利于减肥·································································22.1.3治痔疮···································································22.1.4低血脂················································

5、···················2、2.1.5善糖尿病状·······························································22.1.6善口腔及牙齿功能·························································22.1.7止胆结石·································································22.1.8防妇女乳腺癌·····

6、························································32.1.9少有害物质吸收···························································32.2膳食纤维的危害····························································32.2.1膳食纤维有妨碍消化与吸附营养的副作用··································

7、···33膳食纤维的前景··············································3致谢···················································4参考文献···························································4、谈膳食纤维的发展与前景摘要：膳食纤维俗称肠道清道夫，是自1970年才被正式命名的一种膳食元素。膳食纤维是健康饮食不可缺少的，纤维在保持消化系统健康上扮演着重要

8、的角色，同时摄取足够的纤维也可以预防心血管疾病、癌症、糖尿病以及其它疾病。纤维可以清洁消化壁和增强消化功能，纤维同时可稀释和加速食物中的致癌物质和有毒物质的移除，保护脆弱的消化道和预防结肠癌。纤维可减缓消化速度和最快速排泄胆固醇，所以可让血液中的血糖和胆固醇控制在最理想的水平。关键词：膳食纤维;预防疾病;生理功能;前景人类社会进入21世纪，人们生活水平大幅提高，饮食日趋精细，对健康越来越注重，膳食纤