| 石磺消化系统的组织学观察 |
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| 引用本文： | 倪小英,应雪萍.石磺消化系统的组织学观察[J].四川动物,2009,28(4). |
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| 作者姓名： | 倪小英 应雪萍 |
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| 作者单位： | 温州大学生命与环境科学学院,浙江温州,325027 |
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| 基金项目： | 浙江省科技厅基金，温州市科技计划发展项目 |
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| 摘 要： | 对石磺消化系统各部分结构进行组织学观察.石磺的消化系统由消化道和消化腺两部分组成.消化道包括口、食道、贲门胃、幽门胃、中肠和后肠,不具吻;消化腺包括肝胰腺、唾液腺和肛门腺.在光学显微镜下,消化道由粘膜层、粘膜下层、肌层和外膜4层组成;肌层主要为环肌,粘膜层主要为柱状细胞.肝胰腺甚为发达,组织结构显示肝胰腺由很多分支的腺管组成,腺管由腺细胞、分泌细胞等组成.唾液腺和肛门腺发达.
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| 关 键 词： | 石磺 消化系统 组织学 |
Histological Observations of the Digestive System of Onchidium verruculatum |
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| NI Xiao-ying,YING Xue-ping.Histological Observations of the Digestive System of Onchidium verruculatum[J].Sichuan Journal of Zoology,2009,28(4). |
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| Authors: | NI Xiao-ying YING Xue-ping |
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| Institution: | School of Life and Environmental Sciences;Wenzhou University;Wenzhou;Zhejiang Province 325027;China |
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| Abstract: | The histology of the digestive system of Onchidium verruculatum is described in this paper.The results showed that the digestive system of O.verruculatum consisted of the digestive tract and digestive glands.The digestive tract was composed of a mouth,esophaugus,cardiac stomach,pyloric stomach,intestine,and rectum.A proboscis doesn't exist in this species.The digestive glands were comprised of the hepatopancreas,anal gland,and salivary gland.Under the microscope,the digestive tract was surrounded by a wall ... |
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| Keywords: | Onchidium verrulatum digestive system histology |
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