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高原鼠兔消化管的解剖学形态特征

The Shape Characteristics of Ochotona Curzoniaes Digestive Tract
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摘要 对 1 6例 (雄 1 0 ,雌 6 )高原鼠兔 (Ochotonacurzoni ae)的消化管进行了观察描述 :高原鼠兔的舌上有丝状、菌状、轮廓和叶状乳头 ;齿式为 2 2 0 321 0 2 3;单室胃 ,容积 3 2~8 0mL ;小肠平均长度为 970 1 7+88 0 8mm ,为体长的 7 31±0 2 8倍 ;大肠平均长度为 5 5 8 39± 6 6 39mm ,为体长的 4 2 1± 0 36倍 ;小肠与大肠总长度为 1 5 2 8 95± 1 4 7 78mm ,为体长 (1 32 78mm )的 1 1 5 2± 0 5 9倍 ;盲肠为 2 0 4 34±2 6 98mm ,为体长的 1 5 4倍。回盲口有盲小管 ,盲肠螺旋褶上有长丝状乳头 ,盲结口有盲结口瓣 ,盲结口下接结肠网状部。 By making some observation on the sixteen(ten males,six famales)Ochotona curzoniaes digesstive tract;Its tonggue has 4 kinds of papillae,they are filiformes,fungiformes,vallatea and foliatae The dentate formula is as 220321023ventriculus,comtent is 3 2~8 0mL;The average length of small intestine is 970 17±88 08mm,This is 7 31±0 28 time of its whole body;The average length of large intestine is 558 39±66 39mm,This is 4 21±0 36 time of its whole body The total length of both small and large intestine is 1528 95±147 78mm,it is 11 52±0 59 time of its body(whole body is 132 78mm) Caecum is 204 34±26 98mm,and is 1 54 time of whole body There is a small tube near the ostium ileocaecale There is long papillae filiformes on the spiral fold of caecum Ostium caecocolica has valvula caecocolica,and net colon under Ostium caecocolicum
作者 朱安国
出处 《四川畜牧兽医》 2000年第9期24-25,共2页 Sichuan Animal & Veterinary Sciences
关键词 高原鼠兔 消化管 解剖 形态特征 ochotona curzoniae digestive tract anatomize characteristic
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