{"id":2083,"date":"2016-04-21T08:30:39","date_gmt":"2016-04-21T06:30:39","guid":{"rendered":"https:\/\/www.activasalut.com\/ca\/craneomandibular\/"},"modified":"2016-04-21T12:53:36","modified_gmt":"2016-04-21T10:53:36","slug":"craneomandibular","status":"publish","type":"post","link":"https:\/\/www.activasalut.com\/ca\/craneomandibular\/","title":{"rendered":"Curiositats sobre el nostre sistema craniomandibular"},"content":{"rendered":"<p>A tots ens agraden les curiositats, i no nom\u00e9s les del tipus&#8230; &#8220;sabies que solament dues persones a tot el m\u00f3n saben la formula exacta (i manera de barrejar-la) de la Coca-cola?&#8221;<!--more-->Hi ha moltes curiositats interessants sobre el funcionament del nostre cos que ocorren i potser desconeixem. Aqu\u00ed deixo tres d&#8217;elles sobre el nostre <a href=\"https:\/\/www.activasalut.com\/ca\/capsula-de-coneixement-dolor-i-disfuncions-crani-mandibulars-i-crani-facials\/\" target=\"_blank\">sistema craniomandibular<\/a>.<\/p>\n<blockquote><p><strong>Sabies que&#8230;? La masticaci\u00f3 (que \u00e9s una de les funcions del sistema craniomandibular) \u00e9s adquirida, apresa i autom\u00e0tica<\/strong><\/p><\/blockquote>\n<p>Els patrons de moviment masticatori comencen a succeir amb l&#8217;erupci\u00f3 de les primeres dents, es desenvolupen amb els primers contactes dentaris i influeixen en ella m\u00faltiples factors com la saliva, la llengua, els sistemes nervi\u00f3s, articular i muscular, els receptors periodontals, de la mucosa, etc. La masticaci\u00f3 \u00e9s en definitiva una activitat motriu complexa que dep\u00e8n de m\u00faltiples factors (el period\u00f2ntic, la mucosa, els m\u00fasculs masticadors, l\u2019ATM i sistemes ve\u00efns).B\u00e9, \u00e9s interessant saber que la masticaci\u00f3, aix\u00ed com passa amb la marxa (caminar), no s\u00f3n processos involuntaris ni innats (com la respiraci\u00f3, per exemple), sin\u00f3 que s&#8217;adquireixen, s&#8217;apr\u00e8n i s&#8217;automatitzen. El fet que siguin autom\u00e0tics implica per exemple, i aqu\u00ed ve una altra gran curiositat, que s\u00f3n &#8216;gravats&#8217; per repetici\u00f3, per\u00f2 tamb\u00e9 que s\u00f3n voluntaris! \u00c9s a dir, podem modificar-los i quina gr\u00e0cia t\u00e9 aix\u00f2? podr\u00edem pensar&#8230;<\/p>\n<pre>Anem a imaginar una persona que 'grava' una marxa 'incorrecta' despr\u00e9s de setmanes caminat malament per una lesi\u00f3 de genoll, la qual cosa li provoca un possible dolor articular o muscular X en l'extremitat contr\u00e0ria. Podr\u00edem modificar-la i reeducar-la tornant a 'gravar' una marxa correcta i funcional. Ara anem a imaginar a una persona que mastega d'un \u00fanic i mateix costat durant setmanes per un dolor dental X i 'grava' aquesta masticaci\u00f3 'incorrecta' donant lloc a un possible dolor articular o muscular X crani mandibular, per\u00f2 podem reeducar i modificar la masticaci\u00f3 'gravant' el moviment funcional 'correcte'.<\/pre>\n<blockquote><p><strong>Sabies que&#8230;? Igual que succeix\u00a0en altres extremitats, a nivell del sistema mandibular, existeix el reflex protector, flexor o reflex nociceptiu (de dolor)<\/strong><\/p><\/blockquote>\n<p>Puntualitzar que una <strong>acci\u00f3 reflexa \u00e9s la resposta que resulta d&#8217;un est\u00edmul transm\u00e8s en forma d&#8217;impuls neuronal i que provoca una resposta motora independent de la nostra voluntat<\/strong>.\u00a0Dit aix\u00f2, atenci\u00f3, perqu\u00e8 aquest reflex ens protegeix d&#8217;agressions i\/o lesions enfront d&#8217;est\u00edmuls t\u00e8rmics, mec\u00e0nics i t\u00e0ctils.<\/p>\n<pre>Posarem com a exemple que estic cuinant un suculent plat de X i de sobte frego suaument la paella... el meu cos va a reaccionar provocant una contracci\u00f3 en els m\u00fasculs flexors del meu bra\u00e7, allunyant l'extremitat de l'agressi\u00f3 i evitant el dany. Passa el mateix en el sistema masticatori, posem com a exemple que estic menjant aquest suculent plat de X i em mossego el llavi, el meu cos va a activar aquest reflex que provocar\u00e0 una separaci\u00f3 de les dents mitjan\u00e7ant una contracci\u00f3 dels m\u00fasculs depressors (els q obren la boca) i una inhibici\u00f3 dels m\u00fasculs elevadors (els que la tanquen), evitant aix\u00ed el dany o lesi\u00f3. Interessant, veritat?<\/pre>\n<blockquote><p><strong>Sabies que &#8230;? Entre altres, en el sistema masticatori tamb\u00e9 existeix el reflex tactoceptiu o tangoceptiu<\/strong><\/p><\/blockquote>\n<p>La membrana periodontal i els m\u00fasculs tenen uns receptors que permeten al SNC (sistema nervi\u00f3s central) recon\u00e8ixer el moviment que va a realitzar la mand\u00edbula i saber la for\u00e7a que ha d&#8217;aplicar. Aix\u00f2 ens resultar\u00e0 molt \u00fatil a l&#8217;hora de menjar, ja que permet que s\u2019adeq\u00fci el moviment i for\u00e7a exercits pel nostre sistema mandibular segons la grand\u00e0ria i duresa de l&#8217;aliment que estiguem mastegant.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A tots ens agraden les curiositats, i no nom\u00e9s les del tipus&#8230; &#8220;sabies que solament dues persones a tot el m\u00f3n saben la formula<a class=\"moretag\" href=\"https:\/\/www.activasalut.com\/ca\/craneomandibular\/\">Llegeix m\u00e9s&#8230;<\/a><\/p>\n","protected":false},"author":15,"featured_media":2080,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[608,831],"tags":[1429,1430,1435,1436,1431,1184,1432,1437,1433,1434],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Curiositats sobre el nostre sistema 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