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Def rachis

WebSep 24, 2024 · Rachis, Barb, Barbule, and Hamuli. The rachis provides support to the feather but must be lightweight to enable flight. As a result, the rachis takes the form of a hollow tube from which the barbs ...

What does RÁCHIS mean? - Definitions.net

WebDefinition of rachis in the Definitions.net dictionary. Meaning of rachis. What does rachis mean? Information and translations of rachis in the most comprehensive dictionary … Webrachis: [noun] an axial structure: such as. the elongated axis of an inflorescence. an extension of the petiole of a compound leaf that bears the leaflets. the distal part of the shaft of a feather that bears the web. bullguard premium protection 2019 https://livingwelllifecoaching.com

Rachis leaf structure Britannica

Webnoun The axis of an inflorescence when somewhat elongated; the continuation of the peduncle along which the flowers are ranged, as in a spike or a raceme. noun In a pinnately compound leaf or frond, the prolongation of the petiole along which the leaflets or pinnæ are disposed, corresponding to the midrib of a pinnately veined simple leaf. WebRachis definition: Spinal column. . Origin of Rachis From New Latin, from Ancient Greek ῥάχις (rhakhis, “spine, ridge" ).. From Wiktionary New Latin from Greek rhakhis spine, … WebDefinition of RÁCHIS in the Definitions.net dictionary. Meaning of RÁCHIS. What does RÁCHIS mean? Information and translations of RÁCHIS in the most comprehensive … bullguard premium protection 2015 review

Endorachis trong Y học nghĩa là gì?

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Def rachis

Rachis leaf structure Britannica

WebDictionary entry overview: What does rachis mean? • RACHIS (noun) The noun RACHIS has 2 senses:. 1. axis of a compound leaf or compound inflorescence 2. the series of vertebrae forming the axis of the skeleton and protecting the spinal cord Familiarity information: RACHIS used as a noun is rare. Webnoun Word forms: plural rachises, rhachises, rachides or rhachides (ˈrækɪˌdiːz , ˈreɪ- ) 1. botany. the main axis or stem of an inflorescence or compound leaf. 2. ornithology. the shaft of a feather, esp the part that carries the barbs. 3. another name for spinal column.

Def rachis

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WebRachis - Anatomie Pr. Hamel; début du protestantisme sous Francois Ier et Henri II 1515-1559; Contrats-spéciaux; Résumé Antigone de Sophocle; Champs d’application de la psychologie; QCM - Exercices de QCM corrigés, aide pour les examens ; Récent. Document scanné 7 - Fiche révision; Lettre de recommandation Mehdi Paris Asas mai 2024 WebPennaceous feathers have a rachis with vanes or vaxillum spreading to either side. These vanes are composed of a high number of flattened barbs, that are connected to one another with barbules . The barbules are tiny strands that criss-cross on the flattened sides of the barbs. This forms a miniature velcro -like mesh that holds all the barbs ...

WebEjemplos de uso de “rachis” en una frase de los Cambridge Dictionary Labs WebExamples of how to use “rachis” in a sentence from Cambridge Dictionary.

WebDefine rachis. rachis synonyms, rachis pronunciation, rachis translation, English dictionary definition of rachis. n. pl. ra·chis·es or rach·i·des 1. a. The main stem of an … WebJan 17, 2024 · (obsolete, zoology, anatomy) The spinal column, or the vertebrae of the spine. [17th–19th c.]· (zoology) An anatomical shaft or axis in a marine invertebrate. [from 18th c.] 2024, Danna Staaf, Squid Empire, ForeEdge, →ISBN, page 115: In some squid species, the pen rachis flares out into wings on either side, and the tip of the rachis …

Webnoun Word forms: plural rachises, rhachises, rachides or rhachides (ˈrækɪˌdiːz , ˈreɪ- ) 1. botany. the main axis or stem of an inflorescence or compound leaf. 2. ornithology. …

WebShattering (agriculture) Shattering in many crops involves dehiscence of the mature fruit, for example, in Brassica napus. In agriculture, shattering is the dispersal of a crop's seeds upon their becoming ripe. From an agricultural perspective this is generally an undesirable process, and in the history of crop domestication several important ... bullguard premium protection loginWebExamples of how to use “rachis” in a sentence from the Cambridge Dictionary Labs bullguard premium protection download trialWebFeb 13, 2024 · calamus - the hollow shaft of the feather that attaches it to the bird's skin; rachis - the central shaft of the feather to which the vanes are attached; vane - the flattened part of the feather that is attached on either side of the rachis (each feather has two vanes); barbs - the numerous branches off the rachis that form the vanes; barbules - tiny … hairstyles for thick wavy hair square faceWebThe rachis lacks hairs and scales, except for a few linear, tan scales at the bases of pinnae. Myriopteris allosuroides - Wikipedia. A typical vaned feather features a main shaft, called the rachis. Feather - Wikipedia. Analysis of rachis growth rings indicates sea pens may live for 100 years or more, if the rings are indeed annual in nature. hairstyles for thick wavy hair womenWebThe meaning of RACHILLA is a small or secondary rachis; specifically : the axis of a spikelet of a grass or sedge. a small or secondary rachis; specifically : the axis of a … bullguard premium protection keyWebCouvrir un très large spectre d'indications en chirurgie du rachis.: Cover a very wide spectrum of indications for spine surgery.: Illustration du rachis supérieur dans le … hairstyles for thin and fine hair picturesWebDef = MC obstruction intrinsèq. Chez enfant : épiglottique ou laryngite. oedème de Quincke. ... -Si suspicion cause traumatiq : immobiliser rachis cervical-Si suspicion engagemt cérébral sur HTIC : soluté hypertoniq. Def de l'AVC. Urgence ! 3 … hairstyles for thick wavy hair with bangs