cloaca
英
美
n. 下水道，阴沟，泄殖腔
复数：cloacas
COCA.45064
英英释义
noun
- a waste pipe that carries away sewage or surface water
- (zoology) the cavity (in birds, reptiles, amphibians, most fish, and monotremes but not mammals) at the end of the digestive tract into which the intestinal, genital, and urinary tracts open
双语例句
- The digestive tracts were divided into cavum oris, esophagus, ventriculus, duodenum, jejunum, ileum, rectum and cloaca.
结果表明：虎纹蛙消化道分为口咽腔、食道、胃、十二指肠、空肠、回肠、直肠和泄殖腔。 - Nocens invaded posterior jejunum, ileum, ceca, rectum and cloaca. Developmental stages were localized within the epithelial cells of villi and crypts and in lamina propria.
nocens寄生于空肠后部、回肠、盲肠、直肠和泄殖腔的绒毛和肠腺上皮细胞及固有膜中。 - The Location of Afferent Neurons of the Cloaca and it's Distribution of Afferent Fibers in the Spinal Cord of Chicken
鸡泄殖腔传入神经元的定位及其传入纤维在脊髓内的分布 - IBD is the unique structure of birds at the top after the cloaca, the wall full of lymphoid tissue.
法氏囊是鸟类特有的结构，位于泄殖腔后上方，囊壁充满淋巴组织。 - For the time being, the NDV detection of CIQ includes cloaca tampon separate virus, ELISA, HI and RT-PCR is trying now.
目前我国出入境检疫中对新城疫病毒的检测方法主要有泻殖腔棉拭子样品病毒分离鉴定、HI和ELISA，RT-PCR检测技术正在试用之中。 - Objective To study the application of total urogenital mobilization in the repair of cloaca.
目的探讨应用泄殖腔整体游离术治疗低位一穴肛。 - Results: At 18th day of incubation, ureteric bud from cloaca grew into metanephrogenic tissue which produced many metanephrogenic vesicles.
结果：孵育第18天，从泄殖腔附近发出的输尿管芽向生后肾组织侵入生长，生后肾组织产生许多生后肾小泡。 - The mucosal epithelium of rectum transforms into stratified squamous epithelium abruptly at the end of the rectum. The boundary line between rectum and cloaca was very distinct.
直肠黏膜上皮在直肠末端突然转变为泄殖腔的复层扁平上皮，两者之间界线明显。 - NDV could be detected by RT-PCR in the tracheas of the artificially infected chicken next day, then in the cloaca, spleen and kidney.
利用RT-PCR对NDV人工感染鸡最早可于攻毒后第2天从病鸡气管中检测到NDV，其次为泄殖腔和脾、肾。 - At the foot/ head of the stairs Cloaca slightly elevated, bursa extended from opposite the anterior end of the spicules to about the three quarters the tail length;
在楼梯的下端[上端]泄殖腔隆起，交合伞起始于交合刺前端水平处阳后延伸达尾长3／4；