Parapodia definition zoology
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 ... http://programs.clarendoncollege.edu/programs/NatSci/Biology/Zoology/zoo%20online%20outlines/SEGMENTED%20WORMS%20-%20fall%202411.pdf
Parapodia definition zoology
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Webparapodium: [noun] either of a pair of fleshy lateral processes borne by most segments of a polychaete worm. 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]
Webnoun, 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. … Webparapodia 1. In Polychaeta, usually biramous, muscular, lateral projections of the body, paired and extending from the body segments, more or less compressed laterally, and …
WebZOOLOGY – 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 also possess gills. 2. They have no clitellum. 3. Polychaetes are an important part of marine food chains. 4. Sedentary polychaetes are mainly _____. a. Sedentary polychaetes feed on ... WebParapodia are hollow segmentally arranged lateral extensions of the body, typically divided into dorsal notopodium and ventral neuropodium. Each lobe carries a bundle of bristles strengthened by supporting aciculum. The point of attachment of the parapodia with the body wall acts as a hinge for forward and backward movement.
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.
burgess and ruzek spoilersWebNoun [ edit] parapodium ( plural parapodia ) English Wikipedia has an article on: parapodium ( zoology) Any of the paired unjointed lateral outgrowths used for … halloween squirrel costumeWebGeneral 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 … halloween squirrel coloring pageWeb«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 . burgess and miraglia portalWebIn 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. halloween squishmallow 2021Web1 : 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 usually forming a broad swimming organ … halloween squishmallow 2022WebThe 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, stain with Borax carmine, completely dehydrate in 90% and absolute alcohols, clear in Xylol and mount in Canada balsam Fig. 4.9. (vi) Salivary glands of Leech: halloween squaw costume