{"id":3229,"date":"2016-05-19T14:45:28","date_gmt":"2016-05-19T13:45:28","guid":{"rendered":"http:\/\/agora.xtec.cat\/ceipestalella\/?p=3229"},"modified":"2016-05-19T15:30:08","modified_gmt":"2016-05-19T14:30:08","slug":"les-dents","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/ceipestalella\/medi-natural-6e\/les-dents\/","title":{"rendered":"Les dents"},"content":{"rendered":"<h2>Tipus i funcions de les dents<\/h2>\n<p style=\"text-align: justify;\">No totes les dents s\u00f3n iguals, cadascuna t\u00e9 la seva pr\u00f2pia funci\u00f3.<\/p>\n<p style=\"text-align: justify;\">La dentadura completa d&#8217;un adult est\u00e0 formada per 32 peces dent\u00e0ries:<\/p>\n<ul>\n<li style=\"text-align: justify;\">Les incisives, vuit en total, quatre a dalt i quatre a baix, s\u00f3n les m\u00e9s anteriors i en forma de pala. La seva funci\u00f3 \u00e9s tallar els aliments.<\/li>\n<li style=\"text-align: justify;\">Les canines (o ullals) &#8220;2 a cada mand\u00edbula&#8221;, tenen una forma c\u00f2nica acabada en punta. La seva funci\u00f3 \u00e9s esqueixar els aliments.<\/li>\n<li style=\"text-align: justify;\">Al costat de les canines es troben les premolars, 4 a cada mand\u00edbula. Tenen una forma aplanada lateralment i en la seva superf\u00edcie presenten dues c\u00faspides. Serveixen per triturar els aliments.<\/li>\n<li style=\"text-align: justify;\">Els molars que s\u00f3n m\u00e9s grans, fan la mateixa funci\u00f3 que les canines.<\/li>\n<\/ul>\n<div style=\"text-align: justify;\"><\/div>\n<div><img decoding=\"async\" class=\" aligncenter\" src=\"https:\/\/lh6.googleusercontent.com\/-f9D0IvhpQxk\/TlQ3LR9wzdI\/AAAAAAAAADg\/RfNrLSgzTZA\/s400\/d-definitiva.jpg\" alt=\"\" border=\"0\" \/><\/div>\n<hr \/>\n<h2>Com s\u00f3n les dents?<\/h2>\n<p style=\"text-align: justify;\">La part de les dents que pots veure a sobre de les genives es diu <strong>corona<\/strong>, aquesta est\u00e0 recoberta d&#8217;esmalt que \u00e9s molt dur i resistent. A sota de <strong>l&#8217;esmalt<\/strong> hi ha la <strong>dentina<\/strong> que \u00e9s la part m\u00e9s gran de la dent i semblant a <strong>l&#8217;os<\/strong>, la seva funci\u00f3 \u00e9s protegir la <strong>polpa<\/strong>. Aqu\u00ed trobem totes les terminacions nervioses de la dent. Tant la dentina com la polpa arriben fins a <strong>l&#8217;arrel<\/strong> de la dent. La dentina est\u00e0 recoberta per un <strong>ciment<\/strong> que uneix l&#8217;arrel amb la mand\u00edbula.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" alignleft\" src=\"http:\/\/image.slidesharecdn.com\/powerc-5creditsintesicurs10-11-110526123100-phpapp02\/95\/higiene-buco-dental-2-728.jpg?cb=1306413153\" alt=\"\" width=\"582\" height=\"437\" \/><img loading=\"lazy\" decoding=\"async\" class=\" alignright\" src=\"https:\/\/lh6.googleusercontent.com\/-8lQQkrly3Rc\/TlQtp3hSfSI\/AAAAAAAAAC4\/ghQMTQ_HNic\/parts%252520dents%252520catala.jpg\" alt=\"\" width=\"292\" height=\"327\" \/><\/p>\n<p>&nbsp;<\/p>\n<hr \/>\n<h2 style=\"text-align: justify;\">Per qu\u00e8 cal tenir les dents sanes?<\/h2>\n<p style=\"text-align: justify;\">Si tens cura de les teves dents, ajudes a prevenir la placa dental que \u00e9s una capa molt fina que s&#8217;enganxa a les dents i \u00e9s com un imant pels bacteris i el sucre. Els bacteris descomponen el sucre en \u00e0cids que destrueixen l&#8217;esmalt dental provocant la formaci\u00f3 d&#8217;uns forats a les dents, la c\u00e0ries.<\/p>\n<p style=\"text-align: justify;\">La placa tamb\u00e9 provoca gingivitis, una malaltia en la que les genives (el teixit rosa i tou que tens a la boca i aguanta les dents) s&#8217;inflamen i fan mal.<\/p>\n<p style=\"text-align: justify;\"><strong>Una curiositat:<\/strong> Sabies que el raspall de dents es va inventar a la Xina fa m\u00e9s de 1.000 anys?<\/p>\n<hr \/>\n<h2 style=\"text-align: justify;\">Una mica d&#8217;hist\u00f2ria&#8230;<\/h2>\n<p style=\"text-align: justify;\">Antigament, quan la gent s&#8217;anava fent gran els hi anaven caient les dents a trossos i feia molt de mal!. Al final van aprendre que era necessari rentar-se les dents, per\u00f2 encara no s&#8217;havia inventat la pasta de dents, i per aix\u00f2 feien servir:<\/p>\n<ul>\n<li style=\"text-align: justify;\">guix<\/li>\n<li>suc de llimona<\/li>\n<li>cendra,&#8230;<\/li>\n<\/ul>\n<p>I no va ser fins fa uns 100 anys aproximadament que alg\u00fa va inventar una mena de crema amb gust a menta per rentar-se les dents: la pasta de dents<\/p>\n<hr \/>\n<h2>Fitxes fetes a classe<\/h2>\n<p>Aqu\u00ed teniu les fitxes que hem treballat a classe:<\/p>\n<p>1. <a href=\"http:\/\/agora.xtec.cat\/ceipestalella\/wp-content\/uploads\/usu318\/2016\/05\/Noms-de-les-dents.doc\">Noms de les dents<\/a><\/p>\n<p>2. <a href=\"http:\/\/agora.xtec.cat\/ceipestalella\/wp-content\/uploads\/usu318\/2016\/05\/Parts-duna-dent.doc\">Parts d&#8217;una dent<\/a><\/p>\n<p>&nbsp;<\/p>\n<p>Aquesta informaci\u00f3 ha sigut treta de la seg\u00fcent p\u00e0gina web: https:\/\/sites.google.com\/site\/lesdentsdelsnens\/tipus-i-funci-de-les-dents.<\/p>\n<p>Si hi cliqueu, podreu consultar altres aspectes importants relacionats amb les dents.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tipus i funcions de les dents No totes les dents s\u00f3n iguals, cadascuna t\u00e9 la seva pr\u00f2pia funci\u00f3. La dentadura [&hellip;]<\/p>\n","protected":false},"author":28,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","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":"","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":[252],"tags":[],"class_list":["post-3229","post","type-post","status-publish","format-standard","hentry","category-medi-natural-6e"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/ceipestalella\/wp-json\/wp\/v2\/posts\/3229","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/ceipestalella\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/ceipestalella\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceipestalella\/wp-json\/wp\/v2\/users\/28"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceipestalella\/wp-json\/wp\/v2\/comments?post=3229"}],"version-history":[{"count":4,"href":"https:\/\/agora.xtec.cat\/ceipestalella\/wp-json\/wp\/v2\/posts\/3229\/revisions"}],"predecessor-version":[{"id":3242,"href":"https:\/\/agora.xtec.cat\/ceipestalella\/wp-json\/wp\/v2\/posts\/3229\/revisions\/3242"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/ceipestalella\/wp-json\/wp\/v2\/media?parent=3229"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceipestalella\/wp-json\/wp\/v2\/categories?post=3229"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/ceipestalella\/wp-json\/wp\/v2\/tags?post=3229"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}