| 词汇 | dorsal |
| 释义 | dorsal adjective[ before noun ] biology specializeduk /ˈdɔː.səl/ us /ˈdɔːr.səl/ of, on, or near the back of an animal: （动物）背部的，背上的，背侧的 dorsal fin a shark's dorsal fin鲨鱼的背鳍 Compare ventral Miscellaneous animal body parts back end blowhole bobtail caudate claw dorsal fin dorsally giblets gill hindquarters nipple pincer pouch pouched pseudopod reticulum scut speculum sting udder Examples of dorsaldorsal This may indeed represent one of the events that triggered the great development of the dorsal pallium and associated structures in the mammalian radiation. The dorsal and ventral visual systems are defined anatomically. All these conditions, it is suggested, are conducive to inducing dorsal system function in preparing the response to the gap size. Panels are coronal sections, with the dorsal aspect facing upwards. All figures are of coronal sections; dorsal to top, lateral to left. Each figure is of a coronal section, lateral to left and dorsal to top. The ventral epicondyle is enlarged, extending distally to below the level of the dorsal and ventral condyles. Petiole with dorsal lateral carinae strongly elevated over basal half, much weaker posteriorly, but extending to posterior margin. The dorsal side of the body exhibits similar surface features, but the spines and papillae appear less numerous and are smaller. The intestinal dorsal caecum extends to the middle level of the oesophagus. The exclusive presence of a six-layered cortex in the dorsal pallium of mammals and its enormous expansion during evolution has long intrigued many scientists. First, the dorsal pallium of stem amniotes acquired sensory inputs from the dorsal thalamus (and descending motor projections). Cambriid with markedly postplete valves, adult carapace (dorsal shield) c. 6-7 mm long. In the octopus retina, dynein localization was distinctly granular; epifluorescence microscopy showed that it was more prevalent in the ventral than dorsal retina. Our findings lend considerable support to the notion that the ventral retina is somehow connected to the dorsal retina. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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