Parapodia definition
WebApr 12, 2024 · Parapodia with dorsal cirri on first two chaetigers; with bifid ventral cirri on most chaetigers; with ligulae. Notopodial subacicular chaetal bundle present. Chaetae homogomph and sesquigomph spinigers (see Conde-Vela, 2024 for discussion and definition of chaetal shaft morphology and nomenclature); very numerous in first 10 to … WebParapodia are used for both creeping and swimming. They can also take part in gas exchange, which is possible because parapodia contain a large number of respiratory capillaries. In some forms (fanworms), the parapodia have been modified into large, feathery gills. In terms of nutrition, many polychaetes are carnivorous, seizing prey in ...
Parapodia definition
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WebSegmentation is a defining characteristic of segmented worms or annelids, which is essential for their survival. The segmented structure enables them to move more efficiently, reproduce, and specialize their body parts to perform specific functions. The segmental organization of the body also allows for greater flexibility and adaptation to different … WebIn invertebrates, the term parapodium ( Gr. para, beyond or beside + podia, feet; plural: parapodia) refers to lateral outgrowths or protrusions from the body. Parapodia are …
WebIn invertebrates, the term parapodium ( Gr. para, beyond or beside + podia, feet; plural: parapodia) refers to lateral outgrowths or protrusions from the body. Parapodia are predominantly found in annelids, where they are paired, unjointed lateral outgrowths that bear the chaetae. WebOligochaeta ( / ˌɒlɪɡəˈkiːtə, - ɡoʊ -/) [1] is a subclass of animals in the phylum Annelida, which is made up of many types of aquatic and terrestrial worms, including all of the various earthworms.
WebParapodia are the locomotory organ of segmented marine worms belonging to the class Polychaeta of phylum Annelida. For example, Nereis virens. Parapodia are … Web( pl . parapodia) any of the paired numerous segmentally arranged projections of the body of polychaete worms, containing musculature and often bearing chaetae. It is locomotory in function. Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005 Want to thank TFD for its existence?
Webparapodium. ( pl . parapodia) any of the paired numerous segmentally arranged projections of the body of polychaete worms, containing musculature and often bearing chaetae. It is …
WebThe parapodia, the flaps on the sides of the segments, increase the surface area of the skin for respiration. In an efficient circulatory system like this, an animal’s internal tissues need not be close to its digestive and respiratory organs because the blood delivers nutrients and oxygen. Such a system lets animals grow much larger than ... co to zalgoWebParapodia are unjointed paired extensions of the body wall, and their muscles are derived from the circular muscles of the body. They are often supported internally by one or more large, thick chetae. The parapodia of burrowing and tube-dwelling polychaetes are often just ridges whose tips bear hooked chetae. magatta modeWebAug 22, 2024 · Parapodia are primarily the organs of locomotion used both in creeping and in swimming. Since they are highly vascularised, they also serve the function of … magatsu izanagi fusionWebparapodia 1. In Polychaeta, usually biramous, muscular, lateral projections of the body, paired and extending from the body segments, more or less compressed laterally, and bearing setae; in free-swimming forms they are used for locomotion, and in … co to za lek hitaxaWebplural parapodia ˌper-ə-ˈpō-dē-ə ˌpa-rə- 1 : either of a pair of fleshy lateral processes borne by most segments of a polychaete worm 2 : a lateral expansion on each side of the foot … co toza lek cardioxilWebParapodium definition: any of the paired unjointed lateral appendages of polychaete worms , used in locomotion ,... Meaning, pronunciation, translations and examples magattacaWebThe parapodia, fleshy outgrowths on each segment following the peristome, contain bundles of setae (movable bristles), which differ in structure and function among species and thus provide a key to species identification. A seta consists of a basal portion within a follicle and a shaft projecting from the follicle; it is secreted from an ... co to za miara cl