此系统包括口、食管、胃、小肠和大肠。消化系统其它器官有唾液腺、牙齿、胰、肝和胆囊。
The system includes the mouth, esophagus, stomach, small intestine and large intestine. Other organs of the digestive system include the salivary glands, teeth, pancreas, liver, and gall bladder.
本实验采用还原型尼克酰胺腺嘌呤二核苷酸脱氢酶（NADPH- d）方法，观察扬子鳄食管颈段NOS阳性神经元和神经纤维的分布。
NADPH-diaphorase histochemistry was used to study the distribution of NOS-positive neurons and in the cervical esophagus in Alligator Sinensis.
结果表明，大鸨食管复层扁平上皮角化不明显，粘液腺十分丰富。
The result show: the oesophagus has a thick stratified squamous epithelium which is little keratinized with numerous mucous glands.
结果表明，大鸨食管复层扁平上皮角化不明显，粘液腺十分丰富。
The result show: the oesophagus has a thick stratified squamous epithelium which is little keratinized with numerous mucous glands.
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