nephridium 的定义
plural ne·phrid·i·a [nuh-frid-ee-uh]. /nəˈfrɪd i ə/. Zoology.
- the excretory organ of many invertebrates, consisting of a tubule with one end opening into the body cavity and the other opening into a pore at the body surface.
更多nephridium例句
- Portion of nephridium of the hindermost leg of Peripatus capensis, seen in longitudinal and vertical section.
- The most important fact about them is that they disappear, and are in no way connected with the typical nephridium of the adult.
- There are thus substantial reasons for believing that the nephridium grows backwards from a funnel as does the coelomoduct.
- D, Optical section of a branch of the nephridium of Nephthys scolopendroides.
- Externally, the nephridium opens by a vesicle, as in many Oligochaetes whose lumen is intercellular.