| 单词 | allantoic |
| 例句 | A crystalline, transparent, colorless substance found in the allantoic liquid of the fetal calf; Ð formerly called allantoic acid and amniotic acid. Webster's Unabridged Dictionary 2012-03-24T02:00:23.513Z Observe the allantoic bladder, the spleen, gall bladder, portal vein, and pancreas. Text Book of Biology, Part 1: Vertebrata Cenogenetic processes, on the other hand, include such phenomena as the formation of yolk and the embryonic membranes, the temporary allantoic circulation, the navel, the curved and contracted shape of the embryo, and the like. Form and Function A Contribution to the History of Animal Morphology Immediately surrounding it is the liquor amnii, and within allantois is the allantoic fluid. Common Diseases of Farm Animals In the Dipneusts and Amphibia, in which the allantoic sac first makes its appearance, it remains within the body-cavity, and functions entirely as bladder. The Evolution of Man — Volume 2 Thus, the secondary, allantoic circulation gradually takes the place of the original vitelline circulation. The Evolution of Man — Volume 1 These urinary organs, acting as reservoir and duct for the urine excreted by the kidneys, originate from the innermost part of the allantoic pedicle. The Evolution of Man — Volume 2 |
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