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亚东鲑消化系统的形态学和组织学观察
引用本文:蒲德永,王志坚,赵海鹏,张耀光.亚东鲑消化系统的形态学和组织学观察[J].四川动物,2006,25(4):825-828.
作者姓名:蒲德永  王志坚  赵海鹏  张耀光
作者单位:水产科学重庆市市级重点实验室,水产科学与技术重庆市高校重点实验室,西南大学生命科学学院,重庆,400715
摘    要:亚东鲑消化系统包括消化道和消化腺。消化道分为明显的食道、胃和肠等。食道粘膜为复层上皮,其中含有杯状细胞和味蕾,胃、肠粘膜为单层柱状上皮,其中散布较多的杯状细胞。消化腺包括肝脏和胰腺,肝小叶分界明显,胰腺外分泌部由腺泡组成,内分泌部即胰岛分散存在于外分泌部之间。

关 键 词:亚东鲑  消化道  消化腺
文章编号:1000-7083(2006)04-0825-04
收稿时间:2006-04-12
修稿时间:2006年4月12日

Morphological and Histological Observation of Digestive System in Salmo trutta fario Linne
PU De-yong,WANG Zhi-jian,ZHAO Hai-peng,ZHANG Yao-guang.Morphological and Histological Observation of Digestive System in Salmo trutta fario Linne[J].Sichuan Journal of Zoology,2006,25(4):825-828.
Authors:PU De-yong  WANG Zhi-jian  ZHAO Hai-peng  ZHANG Yao-guang
Institution:Key Lab of Aquatic Science of Chongqing; Key Lab of Aquatic Science and Technology of Higher School of Chongqing; School of Life Science, Southwest University, Chongqing 400715
Abstract:Morphological and histological studies on the digestive system of Salmo trutta fario Linne were made.The results show that the digestive system is composed of digestive tract and digestive gland.The digestive tract consists of clearly distinguishable oesophagus,stomach and intestine.The mucosa of oesophagus is multi-layered.There are goblet cell and taste buds in the mucosa.There are single-layered columnar epithelium in the stomach and intestine.The digestive glands are composed of liver and pancreas and the liver lobule is not clear.The exocrine section of pancreas consists of many alveli and the endocrine section locates in the exocrine section.
Keywords:Salmo trutta fario Linne  digestive tract  digestive gland
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