appendage- an external body part that projects from the body; "it is important to keep the extremities warm" extremity,member chelicera- either of the first pair of fang-like appendages near the mouth of an arachnid; often modified for grasping and piercing ...
Any subordinate or nonessential structure associated with a major body part. (naval architecture) Any fitting installed outside the underwater hull proper, such as a rudder, shaft, shaft strut, and bilge keel. (zoology) Any jointed, peripheral extension, especially limbs, of arthropod and vertebr...
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By an analysis of the morphological variation and by analogy with conditions in recent arthropods, function is thought to have been concerned with different activities such as filtering, swimming, or gill ventilation. Gills may have been present on the ventral side of the body, lateral to the ...
What do the palms of hands, lips, the soles of feet, fingernails and toenails all have in common? And what does hair have anything to do with it?
Trilobites are a group of extinct arthropods whose living relatives include lobsters and spiders. Like other arthropods, the bodies of trilobites are made up of many segments, with the head region comprised of several fused segments. As with other parts of the trilobite body (the thorax and ta...
tool is the human body is like an organism (mainly) outside of the body, is the result of evolution, which is an extension of the organisms living organisms can be described as the accessory, as in the case of some of the species like claws sharp teeth. 翻译结果5复制译文编辑译文朗读译...
Zoology is the branch of biology that studies animals. While there are many differences between the vast number of animals in the world, many of them share some anatomical similarities. Biology:The word 'biology' comes from Ancient Greek and literally means 'the study of life' as 'bio' ...
There was a pair of curved hamuli on both sides of the mouth,while small spines likemastoid processwere covered with the shape of the body. 口两侧各有一对钩,虫体布满似乳突状小棘,只有成虫前端和末端两侧可见散在的隆起的椭圆孔状感觉器,虫体末端腹面可见肛孔。
An unstructured grid-based, parallel incompressible flow solver has been developed for the prediction of the flows over an axisymmetric body with appendages. The incompressible Reynolds-Average Navier-Stokes (RANS) equations with a Baldwin-Lomax turbulence model are solved using projection schemes and a...