胃肠道组织机构学.ppt

  1. 1、本文档共50页,可阅读全部内容。
  2. 2、原创力文档(book118)网站文档一经付费(服务费),不意味着购买了该文档的版权,仅供个人/单位学习、研究之用,不得用于商业用途,未经授权,严禁复制、发行、汇编、翻译或者网络传播等,侵权必究。
  3. 3、本站所有内容均由合作方或网友上传,本站不对文档的完整性、权威性及其观点立场正确性做任何保证或承诺!文档内容仅供研究参考,付费前请自行鉴别。如您付费,意味着您自己接受本站规则且自行承担风险,本站不退款、不进行额外附加服务;查看《如何避免下载的几个坑》。如果您已付费下载过本站文档,您可以点击 这里二次下载
  4. 4、如文档侵犯商业秘密、侵犯著作权、侵犯人身权等,请点击“版权申诉”(推荐),也可以打举报电话:400-050-0827(电话支持时间:9:00-18:30)。
查看更多
Digestion Nutrition Characteristics of different small intestine: Decreased plicae circulares Increased goblet cells in mucous Increased lymphoid tissue in lamina propria and submucous (from duodenum to ileum) duodenum ileum Consists of rectum, colon and appendix Long intestine glands, no villi Great abundance of goblet and absorptive cells, no Panthe cells The lamina propria is rich in lymphoid cells and nodules LARGE INTESTINE Function: absorption of water and formation of the fecal mass plus production of mucus large intestine junction of rectum and anus an evagination of cecum with small, narrow and irregular lumen abundance lymphoid follicles in its wall fewer and shorter intestinal glands compared with other section of large intestine APPENDIX * * 教学目标及基本要求 1. 掌握消化管的基本结构。 2. 了解口腔粘膜的结构。 3. 了解舌的结构和牙的结构。 4. 掌握消化管各段的结构特点及功能。 5. 了解消化管的免疫功能。 6. 了解消化管内分泌功能。 General structure of digestive tract mucosa epithelia lining: (stratified squamous or simple culumnar) lamina propria: LCT(vessel, nerve, gland, LT) muscularis mucosa: thin smooth macular muscularis: inner circular, outer longitudinal (skeletal or smooth muscular) adventitia:thin loose connective tissue (fibrosa or serosa) submucosa submucosal nerve plexus gland(only in esophagus and duodenum) mucous Lower surface:smooth Dorsal surface:irregular muscularis:mass of striated skeletal muscular Taste bud Filiform papillae Fungiform papillae Circumvallate papillae TONGUE Filiform papillae Fungiform papillae Foliate papillae taste buds epithelium lamina propria Tunica muscularis Fibrosa } Tunica mucosa muscularis mucosae stratified squamous Tunica submucosa skeletal in upper 1/3rd mixed in middle 1/3rd smooth in lower 1/3rd ESOPHAGUS Tunica submucosa with glands Epithelium (non keratinized stratified squamous) Junction of esophagus and cardia ESOPHAGUS mucosa: epithel

文档评论(0)

wx171113 + 关注
实名认证
内容提供者

该用户很懒,什么也没介绍

1亿VIP精品文档

相关文档