Parapodia definition zoology

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August undefined, 2024

WebParapodium. one of the lateral processes on the body of polychaetous worms. The parapodia are borne in pairs by each trunk segment and serve primarily as locomotive organs. Parapodia typically consist of a ventral and a dorsal branch. Each branch is equipped with a cluster of bristles and with a tactile antenna, which at times is modified … Webparapodium ( ˌpærəˈpəʊdɪəm) n, pl -dia ( -dɪə) 1. (Zoology) any of the paired unjointed lateral appendages of polychaete worms, used in locomotion, respiration, etc 2. (Zoology) any of various similar appendages of other invertebrates, esp certain molluscs [New Latin: from para-1 + -podium]

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WebJul 21, 2024 · ( zoology) Plural form of neuropodium, the ventral lobe or branch of a parapodium ( neuroanatomy) synaptic boutons Supplement In zoology, a neuropodium, … WebMay 7, 2009 · Parapodia are paired appendages found on polychetes, or marine worms, which are used for movement. Tube feet are found on echinoderms, like sea stars, which … siaec philippines

Meaning of "parapodia" in the English dictionary - Educalingo

WebIn most the first few body segments bear sensory projections called cirri, while the remaining body segments bear conspicuous leglike appendages called parapodia. The parapodia, along with undulations of the body, propel the worm in crawling and swimming; parapodia are tipped with bundles of setae, usually made of chitin. WebParapodia are fleshy, paddle like locomotory appendages, arising from the lateral side of the body segments in polychaetes. In Neanthes, all body segments except the first and last segments bear on either lateral side … Webparapodium: [noun] either of a pair of fleshy lateral processes borne by most segments of a polychaete worm. the pearl by john steinbeck characters

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WebNoun [ edit] parapodium ( plural parapodia ) English Wikipedia has an article on: parapodium ( zoology) Any of the paired unjointed lateral outgrowths used for … WebThe parapodia are lateral extensions of segmental skin. With the help of scissors cut the parabodium near its base, wash thoroughly with water, dehydrate up to 70% alcohol, … siae chamouxWebParapodia 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 … the pearl by john steinbeck book summary

"WebSedentaria (bamboo worms, coneworms, fanworms, lugworms; phylum Annelida, class Polychaeta) A subclass of entirely marine worms in which the body segments and parapodia differ along the length of an individual.All Sedentaria are burrowers or tube-dwellers. They are first recorded from the Ordovician.There is no acceptable ordinal … " - Parapodia definition zoology

Parapodia definition zoology

WebJul 19, 2013 · Parapodia are the paired “legs” of a polychaete that are outgrowths of each body segment. They can have a variety of functions and thus take on a variety of forms. The purpose of this blog post is to explore the diversity in the morphology and function of parapodia in different polychaete families. Parapodia are biramous. 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 …

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Web«Parapodia» The term parapodium refers to two different organs. In annelids, parapodia are paired, un-jointed lateral outgrowths that bear the chaetae. ... Synonyms and … Web1. One of the fleshy paired appendages of polychaete annelids that function in locomotion and breathing. 2. A winglike extension of the foot of certain gastropods, such as the sea …

WebPhylogeny and Adaptive Radiation. There are so many similarities in early development of molluscs, annelids, and primitive arthropods that few biologists have doubted their close relationship. These three phyla were considered the sister group of flatworms. Many marine annelids and molluscs have an early embryogenesis typical of protostomes, in ... WebJan 20, 2024 · The body cavity of a segmented worm is filled with fluid inside which the gut runs the length of the animal from head to tail. The outer layer of the body consists of two layers of muscle, one layer that has fibers that run longitudinally, a second layer that has muscle fibers that run in a circular pattern.

WebGeneral description [ edit] Parapodia in polychaetes can be uniramous (consisting of one lobe or ramus) but are usually biramous (two lobes or rami). In the latter case, the dorsal … WebSep 9, 2024 · Locomotion in annelids is achieved by two structures i.e setae and parapodia. The locomotion in annelids is most studied in earthworms as it is clearly observed in the earthworm because it lacks appendages and parapodia. What is setae in biology class 11? Solution : Setae are f-shaped chitinous structures embeded in the body wall of earthworm .

Webparapodium in British English (ˌpærəˈpəʊdɪəm ) noun Word forms: plural -dia (-dɪə ) 1. any of the paired unjointed lateral appendages of polychaete worms, used in locomotion, respiration, etc 2. any of various similar appendages of other invertebrates, esp certain molluscs Collins English Dictionary. Copyright © HarperCollins Publishers Word origin

Webparapodia the most distinctive feature of polychaetes is the presence of lateral extensions ( may be used in swimming, crawling, and burrowing) setae (chaetae) bristles secreted … siaec websiteWeb«Parapodia» The term parapodium refers to two different organs. In annelids, parapodia are paired, un-jointed lateral outgrowths that bear the chaetae. ... Synonyms and antonyms of parapodia in the English dictionary of synonyms . SYNONYMS . ... Modern Text Book of Zoology: Invertebrates . the pearl by john steinbeck 1947Webparapodia 1. In Polychaeta, usually biramous, muscular, lateral projections of the body, paired and extending from the body segments, more or less compressed laterally, and … the pearl by john steinbeck chapter 3 summaryWebnoun, plural par·a·po·di·a [par-uh-poh-dee-uh]. Zoology. one of the unjointed rudimentary limbs or processes of locomotion of many worms, as annelids. QUIZ There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to … Podium definition, a small platform for the conductor of an orchestra, a public … Parapraxis definition, a slip of the tongue or pen, forgetfulness, misplacement of … Paraprofessional definition, a person trained to assist a doctor, lawyer, teacher, or … Paraplegia definition, paralysis of both lower limbs due to spinal disease or injury. … the pearl by john steinbeck chapter 5WebZOOLOGY – SEGMENTED WORMS ... Parapodia help crawl, swim, and anchor the worm in a tube. b. Usually the parapodia are the chief _____ organ although the worm may … the pearl by john steinbeck chapter 1 summaryWebboth parapodia and setae are moved by internal muscle bands these parapodia have a variety of functions and create many bizzare shapes: à crawling or digging in the … the pearl by john steinbeck questionsWebParapodia are paired, unjointed lateral appendages found in polychaete worms, which are often fleshy (especially in marine polychaetes) and used for. ... What is Prostomium in … the pearl by john stein beck