{"id":3496,"date":"2022-09-22T07:44:15","date_gmt":"2022-09-22T07:44:15","guid":{"rendered":"https:\/\/bengans.nu\/combien-destomacs-possede-une-vache-et-pourquoi\/"},"modified":"2023-01-24T13:49:18","modified_gmt":"2023-01-24T13:49:18","slug":"combien-destomacs-possede-une-vache-et-pourquoi","status":"publish","type":"post","link":"https:\/\/bengans.nu\/fr\/blog-fr\/combien-destomacs-possede-une-vache-et-pourquoi\/","title":{"rendered":"Combien d&rsquo;estomacs poss\u00e8de une vache et pourquoi ?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Beaucoup de gens croient que les vaches ont quatre estomacs. Certains disent m\u00eame que la vache a sept estomacs. C&rsquo;est compl\u00e8tement faux. Alors, combien de ventres a une vache ? La vache n&rsquo;a qu&rsquo;un seul estomac, mais celui-ci est divis\u00e9 en quatre compartiments : l&rsquo;ut\u00e9rus, le r\u00e9ticulum, l&rsquo;estomac foliaire et le rumen.<\/p>\n\n<h2 class=\"wp-block-heading\">Que sont les ruminants ?<\/h2>\n\n<p class=\"wp-block-paragraph\">Les ruminants sont exclusivement des herbivores. Ils se nourrissent de tiges, d&rsquo;herbes et de plantes et poss\u00e8dent un syst\u00e8me digestif complexe pour convertir les aliments en compos\u00e9s plus simples. Les plantes dont se nourrissent les ruminants ont une forte teneur en cellulose, qui ne peut \u00eatre exploit\u00e9e que gr\u00e2ce \u00e0 l&rsquo;anatomie du syst\u00e8me digestif de ces animaux. Des micro-organismes sp\u00e9cialis\u00e9s pr\u00e9sents dans le syst\u00e8me digestif de la vache contribuent \u00e0 ce processus.<\/p>\n\n<p class=\"wp-block-paragraph\">Ruminer signifie en fait m\u00e2cher la nourriture qui a d\u00e9j\u00e0 \u00e9t\u00e9 aval\u00e9e. Les ruminants m\u00e9langent leur nourriture avec de la salive et la font passer dans l&rsquo;\u0153sophage, o\u00f9 elle est ensuite achemin\u00e9e vers l&rsquo;estomac. Mais au cours de ce processus, les plus grosses particules sont repouss\u00e9es dans la bouche pour \u00eatre mastiqu\u00e9es \u00e0 nouveau, puis rong\u00e9es.<\/p>\n\n<h2 class=\"wp-block-heading\">Le syst\u00e8me digestif de la vache : la vache a quatre estomacs<\/h2>\n\n<p class=\"wp-block-paragraph\">Une vache peut consommer en moyenne 70 kg d&rsquo;herbe par jour sur une p\u00e9riode de 8 heures. Il est capable de le faire gr\u00e2ce \u00e0 son syst\u00e8me anatomique et physiologique particulier qui g\u00e8re la digestion. Jetons un coup d&rsquo;oeil \u00e0 notre \u00e9trange estomac.<\/p>\n\n<p class=\"wp-block-paragraph\">Les quatre compartiments de l&rsquo;estomac d&rsquo;une vache sont :<\/p>\n\n<h3 class=\"wp-block-heading\">V\u00e5m<\/h3>\n\n<p class=\"wp-block-paragraph\">Ce compartiment contient des micro-organismes qui d\u00e9clenchent la fermentation de l&rsquo;aliment pour le transformer. Le rumen est le plus grand compartiment de toutes les parties de l&rsquo;estomac d&rsquo;une vache et peut avoir une capacit\u00e9 allant jusqu&rsquo;\u00e0 200 litres.<\/p>\n\n<h3 class=\"wp-block-heading\">Netmage<\/h3>\n\n<p class=\"wp-block-paragraph\">Cette partie de l&rsquo;estomac est charg\u00e9e de transporter les aliments vers la bouche de la vache pour qu&rsquo;ils soient m\u00e2ch\u00e9s apr\u00e8s avoir \u00e9t\u00e9 dig\u00e9r\u00e9s dans l&rsquo;ut\u00e9rus.<\/p>\n\n<h3 class=\"wp-block-heading\">Bladmage<\/h3>\n\n<p class=\"wp-block-paragraph\">Cette section est constitu\u00e9e de diff\u00e9rents plis. La fonction de l&rsquo;estomac de la vache est d&rsquo;absorber l&rsquo;exc\u00e8s d&rsquo;eau afin que les aliments passent \u00e0 la structure suivante de mani\u00e8re aussi concentr\u00e9e que possible et que les enzymes impliqu\u00e9s dans la digestion ne soient pas \u00e9vacu\u00e9s.<\/p>\n\n<h3 class=\"wp-block-heading\">Coureurs<\/h3>\n\n<p class=\"wp-block-paragraph\">C&rsquo;est le coma lui-m\u00eame. L&rsquo;acidit\u00e9 de cette zone est \u00e9lev\u00e9e, c&rsquo;est pourquoi tous les micro-organismes qui ont transform\u00e9 les aliments sont dig\u00e9r\u00e9s ici, ce qui arr\u00eate \u00e9galement la fermentation. L&rsquo;acide chlorhydrique et la pepsine sont produits, ce qui favorise la transformation des prot\u00e9ines qui ont atteint la zone, provoquant une digestion chimique des aliments.<\/p>\n\n<h2 class=\"wp-block-heading\">Des faits amusants sur les vaches et autres animaux<\/h2>\n\n<ul class=\"wp-block-list\"><li>Les cam\u00e9lid\u00e9s sont \u00e9galement des ruminants.<\/li><li>Les vaches \u00e9mettent du m\u00e9thane lorsqu&rsquo;elles dig\u00e8rent les aliments.<\/li><li>Combien de lait une vache produit-elle par an ? Plus de 10 000 litres.<\/li><li>Combien de dents a une vache ? 32.<\/li><li>Combien d&rsquo;estomacs a une ch\u00e8vre ? Juste une.<\/li><li>Stands for cows\u00a0\u00bb &#8211; quiz en ligne : la r\u00e9ponse est \u00ab\u00a0pluriel\u00a0\u00bb !<\/li><li>Quel \u00e2ge a une vache ? Jusqu&rsquo;\u00e0 20 ans.<\/li><\/ul>","protected":false},"excerpt":{"rendered":"<p>Beaucoup de gens croient que les vaches ont quatre estomacs. Certains disent m\u00eame que la vache a sept&hellip;<\/p>\n","protected":false},"author":1,"featured_media":1418,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[233],"tags":[],"class_list":["post-3496","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-fr"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Combien d&#039;estomacs poss\u00e8de une vache et pourquoi ? - Bengans<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/bengans.nu\/fr\/blog-fr\/combien-destomacs-possede-une-vache-et-pourquoi\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Combien d&#039;estomacs poss\u00e8de une vache et pourquoi ? - Bengans\" \/>\n<meta property=\"og:description\" content=\"Beaucoup de gens croient que les vaches ont quatre estomacs. Certains disent m\u00eame que la vache a sept&hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/bengans.nu\/fr\/blog-fr\/combien-destomacs-possede-une-vache-et-pourquoi\/\" \/>\n<meta property=\"og:site_name\" content=\"Bengans\" \/>\n<meta property=\"article:published_time\" content=\"2022-09-22T07:44:15+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-01-24T13:49:18+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/bengans.nu\/wp-content\/uploads\/2022\/09\/white-brown-cow-looking-straight-camera-with-herd-cows-pasture-background-scaled.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1707\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"bengans\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"bengans\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/bengans.nu\/fr\/blog-fr\/combien-destomacs-possede-une-vache-et-pourquoi\/\",\"url\":\"https:\/\/bengans.nu\/fr\/blog-fr\/combien-destomacs-possede-une-vache-et-pourquoi\/\",\"name\":\"Combien d'estomacs poss\u00e8de une vache et pourquoi ? 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