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消化管 Digestive tract
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消化管 Digestive tract. 掌握 消化管的各层结构,以粘膜层为主 掌握 大、小消化腺的结构特征. Slide (11 张 ) : 2, 4 , 6 , 49 , 50 , 51, 52 , 53 , 54 , 55 , 56 示教: 电镜 ( 6 张): 主细胞、壁细胞、杯状细胞 潘氏细胞、内分泌细胞 ( 2 张). Slide49 : 舌体 ( Body of tongue ). 分四层(内 外) :. 上皮 固有层 ( 腺体 , 淋巴组织 )
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消化管 Digestive tract
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消化管 Digestive tract
掌握消化管的各层结构,以粘膜层为主掌握大、小消化腺的结构特征掌握消化管的各层结构,以粘膜层为主掌握大、小消化腺的结构特征 Slide (11张): 2, 4, 6, 49,50,51, 52,53,54,55,56 示教: 电镜(6张):主细胞、壁细胞、杯状细胞 潘氏细胞、内分泌细胞(2张)
分四层(内 外): 上皮 固有层 (腺体,淋巴组织) 粘膜肌层 消化管壁一般结构 • 粘膜: • 粘膜下层: • 肌层: • 外膜: LCT。腺体,神经丛,淋巴组织 骨骼肌/平滑肌、肌间神经丛 疏松结缔组织
问: 从胃底粘膜的组织结构说明胃的功能。
主细胞(chief cell) 壁细胞(parietal cell)
Slide53:十二指肠(duodenum) 问: 小肠粘膜结构与小肠吸收功能的关系。
小肠腺的潘氏细胞和内分泌细胞 潘氏细胞(Paneth cell)
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