{"id":9520,"date":"2017-02-20T08:00:23","date_gmt":"2017-02-20T07:00:23","guid":{"rendered":"http:\/\/codexvirtualis.fr\/codex\/?p=9520"},"modified":"2017-04-05T22:10:59","modified_gmt":"2017-04-05T20:10:59","slug":"semaine-08-2017","status":"publish","type":"post","link":"https:\/\/codexvirtualis.fr\/codex\/semaine-08-2017","title":{"rendered":"Semaine 08-2017"},"content":{"rendered":"<h2>Une citation<\/h2>\n<p>\u00ab\u00a0La beaut\u00e9 est dans les yeux de celui qui regarde.\u00a0\u00bb<\/p>\n<p>O. Wilde<\/p>\n<p> &nbsp; <\/p>\n<h2>Une image<\/h2>\n<figure style=\"width: 300px\" class=\"wp-caption alignnone\"><a rel=lightbox href=\"\/documents\/images\/histologie_articles\/vaisseaux\/capillaire_CT_vertebre_100-WEB.jpg\" target=\"_blank\" rel=\"lightbox[9520]\"><img decoding=\"async\" src=\"\/documents\/images\/histologie_articles\/vaisseaux\/capillaire_CT_vertebre_100-WEB.jpg\" width=\"300\" alt=\"Quels sont ces organes ?\" class=\"size-medium\"\/><\/a><figcaption class=\"wp-caption-text\">Quels sont ces organes ?<\/figcaption><\/figure>\n<p> &nbsp; <\/p>\n<p style=\"text-align: right;\"><a rel=\"lightbox\" href=\"\/images\/albums\/delices-histologiques\/mammifere-adulte\/vaisseaux-sanguins\/capillaire_ct_vertebre_100.jpg\" target=\"_blank\">Voir l&rsquo;image de plus grande taille<\/a><\/p>\n<p> &nbsp; <\/p>\n<p style=\"text-align: right;\"><a rel=\"lightbox\" href=\"\/documents\/images\/histologie_articles\/vaisseaux\/capillaire_CT_vertebre_100_legendee-WEB.jpg\" target=\"_blank\">Voir l&rsquo;image l\u00e9gend\u00e9e<\/a><\/p>\n<p> &nbsp; <\/p>\n<p>L&rsquo;image propos\u00e9e repr\u00e9sente une coupe histologique observ\u00e9e au microscope photonique au grossissement x400.<\/p>\n<p>Elle est constitu\u00e9e de structures massives, sectionn\u00e9es longitudinalement dans la partie sup\u00e9rieure droite et obliquement dans la partie inf\u00e9rieure gauche.<\/p>\n<p>Elles sont travers\u00e9es par de petits conduits, coup\u00e9s transversalement et poss\u00e9dant une lumi\u00e8re. Ils contiennent des unit\u00e9s bien d\u00e9limit\u00e9es, circulaires et uniform\u00e9ment color\u00e9es.<\/p>\n<p> &nbsp; <\/p>\n<p>Les structures massives apparaissent form\u00e9es de fibres en coupe longitudinale et pr\u00e9sentent des stries transversales.<br \/>\nElles poss\u00e8dent de multiples noyaux plats, situ\u00e9s en p\u00e9riph\u00e9rie.<br \/>\nEn coupe oblique, des images similaires mais moins nettes sont visibles.<br \/>\nLa constitution fibreuse et r\u00e9guli\u00e8re, stri\u00e9e et plurinucl\u00e9\u00e9e est caract\u00e9ristique du  <a href=\"\/codex\/de-lorganisation-interne\/premiers-pas-histologiques\/le-tissu-musculaire\/tissu-musculaire-strie\">tissu musculaire stri\u00e9 squelettique<\/a>. <\/p>\n<p>Les conduits sectionn\u00e9s transversalement poss\u00e8dent une paroi tr\u00e8s fine dans laquelle un noyau plat est parfois visible. Il r\u00e9v\u00e8le que la paroi est form\u00e9e d&rsquo;un \u00e9pith\u00e9lium simple et pavimenteux qui correspond \u00e0 un <a href=\"\/codex\/glossaire\/glossaire-de-d-a-h#endothelium\" target=\"_blank\">endoth\u00e9lium<\/a>. <\/p>\n<p>La lumi\u00e8re est occup\u00e9e par des cellules d\u00e9pourvues de noyau. Il s&rsquo;agit d&rsquo;h\u00e9maties, globules rouges ou \u00e9rythrocytes sans noyau, caract\u00e9ristiques des Mammif\u00e8res.<\/p>\n<p>Ces structures sont des vaisseaux sanguins de tr\u00e8s faible diam\u00e8tre, d\u00e9sign\u00e9s par le terme capillaires et caract\u00e9ris\u00e9s par la possession d&rsquo;une paroi form\u00e9e d&rsquo;un seul endoth\u00e9lium. Ils sont ici sectionn\u00e9s transversalement.<br \/>\nIrriguant les organes, ils sont le si\u00e8ge d&rsquo;\u00e9changes entre le sang qu&rsquo;ils v\u00e9hiculent et les <a href=\"\/codex\/glossaire\/glossaire-de-t-a-z#tissu\" target=\"_blank\">tissus<\/a> environnants.<\/p>\n<p> &nbsp; <\/p>\n<p>Pour en savoir plus, consulter :<\/p>\n<p><span style=\"color: #999999;\">&bull; <\/span>les pages <a href=\"\/codex\/de-lorganisation-interne\/premiers-pas-histologiques\">Premiers pas histologiques<\/a> de Codex virtualis (adresse : http:\/\/codexvirtualis.fr\/codex\/de-lorganisation-interne\/premiers-pas-histologiques)<\/p>\n<p><span style=\"color: #999999;\">&bull; <\/span>Burkitt H.G., Young B., Heath J.W., 1993 \u2013 Histologie fonctionnelle Wheater. Arnette, 408p. Paris<\/p>\n<p><span style=\"color: #999999;\">&bull; <\/span>Heusser S., Dupuy H.G., 2015 \u2013 Atlas biologie animale. Dunod, 220p. Paris<\/p>\n<p> &nbsp; <\/p>\n<hr \/>\n","protected":false},"excerpt":{"rendered":"<p>Une citation \u00ab\u00a0La beaut\u00e9 est dans les yeux de celui qui regarde.\u00a0\u00bb O. Wilde &nbsp; Une image &nbsp; Voir l&rsquo;image de plus grande taille &nbsp; Voir l&rsquo;image l\u00e9gend\u00e9e &nbsp; L&rsquo;image propos\u00e9e repr\u00e9sente une coupe histologique observ\u00e9e au microscope photonique au grossissement x400. Elle est constitu\u00e9e de structures massives, sectionn\u00e9es longitudinalement dans la partie sup\u00e9rieure droite [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[54,14,29,23],"class_list":["post-9520","post","type-post","status-publish","format-standard","hentry","category-a-la-une","tag-circulation","tag-histologie","tag-mammifere","tag-observation"],"aioseo_notices":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/posts\/9520","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/comments?post=9520"}],"version-history":[{"count":11,"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/posts\/9520\/revisions"}],"predecessor-version":[{"id":9758,"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/posts\/9520\/revisions\/9758"}],"wp:attachment":[{"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/media?parent=9520"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/categories?post=9520"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/codexvirtualis.fr\/codex\/wp-json\/wp\/v2\/tags?post=9520"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}