{"id":337,"date":"2014-05-23T13:00:00","date_gmt":"2014-05-23T12:00:00","guid":{"rendered":"http:\/\/lesavoirpartage.org\/new\/2014\/05\/23\/bases-neurophysiologiques-de-la-sensation-douloureuse-et-de-ses-controles\/"},"modified":"2014-05-23T13:00:00","modified_gmt":"2014-05-23T12:00:00","slug":"bases-neurophysiologiques-de-la-sensation-douloureuse-et-de-ses-controles","status":"publish","type":"post","link":"https:\/\/lesavoirpartage.org\/new\/2014\/05\/23\/bases-neurophysiologiques-de-la-sensation-douloureuse-et-de-ses-controles\/","title":{"rendered":"Bases neurophysiologiques de la sensation douloureuse et de ses contr\u00f4les."},"content":{"rendered":"<p><strong>Par Jean-Claude WILLER, &agrave; la Librairie Pr&eacute;texte, de 16 h 30 &agrave; 18 h 30.<\/strong><font face=\"Times New Roman\" size=\"3\">  <\/font><\/p>\n<p style=\"margin: 0cm 0cm 0pt\"><span>Introduction<\/span><\/p>\n<p><font face=\"Times New Roman\" size=\"3\">  <\/font><span>Comprendre, pr&eacute;venir, gu&eacute;rir la maladie mais aussi comprendre, pr&eacute;venir et soulager la douleur sont les deux fondements de la m&eacute;decine. En effet, la douleur repr&eacute;sente plus de 90 % des causes de consultations. Ce sympt&ocirc;me subjectif, complexe et multidimensionnel est cependant difficile &agrave; d&eacute;finir. Le vocabulaire m&eacute;dical est riche de locutions ou de qualificatifs permettant de diff&eacute;rencier les douleurs (en &laquo; coup de poignard &raquo;, &laquo; lancinante &raquo;, &laquo; fulgurante &raquo;&hellip;) qui, certes, t&eacute;moignent de la vari&eacute;t&eacute; des sensations per&ccedil;ues, mais illustrent aussi la difficult&eacute; &agrave; les d&eacute;crire de fa&ccedil;on pr&eacute;cise et &agrave; donner une d&eacute;finition globale de la douleur. <\/span><\/p>\n<p><font face=\"Times New Roman\" size=\"3\">  <\/font><span>Plan du topo<\/span><\/p>\n<p style=\"margin: 0cm 0cm 0pt\"><span>&nbsp;<\/span><span>D&eacute;finition &ndash; classification<\/span><\/p>\n<p><font face=\"Times New Roman\" size=\"3\">  <\/font><span>La p&eacute;riph&eacute;rie<\/span><\/p>\n<p style=\"margin: 0cm 0cm 0pt\"><span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <\/span>Les nocicepteurs&nbsp;<\/span><\/p>\n<p style=\"margin: 0cm 0cm 0pt\"><span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;<\/span>Les fibres nerveuses<\/span><\/p>\n<p style=\"margin: 0cm 0cm 0pt\"><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <\/span><span>L&rsquo;inflammation<\/span><\/p>\n<p style=\"margin: 0cm 0cm 0pt\"><span>Int&eacute;gration spinale<\/span><\/p>\n<p style=\"margin: 0cm 0cm 0pt\"><span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<\/span>Neurones nociceptifs sp&eacute;cifiques (couche I)<\/span><\/p>\n<p style=\"margin: 0cm 0cm 0pt\"><span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <\/span>Neurones convergents (couche V)<\/span><\/p>\n<p style=\"margin: 0cm 0cm 0pt\"><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <\/span><span>Explication de la douleur r&eacute;f&eacute;r&eacute;e <\/span><\/p>\n<p><span>Voies ascendantes de la moelle au cortex<\/span><\/p>\n<p><font face=\"Times New Roman\" size=\"3\">  <\/font><span>Contr&ocirc;le des messages nociceptifs<\/span><\/p>\n<p><font face=\"Times New Roman\" size=\"3\">  <\/font><span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <\/span>1) <u>Au niveau spinal<\/u><\/span><\/p>\n<p><font face=\"Times New Roman\" size=\"3\">  <\/font><span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<\/span><span>&nbsp;&nbsp;&nbsp; <\/span>Contr&ocirc;le segmentaire (gate control)<span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<\/span><\/span><\/p>\n<p style=\"margin: 0cm 0cm 0pt\"><span><span>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <\/span>2) <u>Au niveau supraspinal<\/u><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"Par Jean-Claude WILLER, &agrave; la Librairie Pr&eacute;texte, de 16 h 30 &agrave; 18 h 30. Introduction Comprendre, pr&eacute;venir, gu&eacute;rir la maladie mais aussi comprendre, pr&eacute;venir et soulager la douleur sont les deux fondements de la m&eacute;decine. En effet, la douleur repr&eacute;sente plus de 90 % des causes de consultations. Ce sympt&ocirc;me subjectif, complexe et multidimensionnel est cependant difficile &agrave; d&eacute;finir.&nbsp;<a href=\"https:\/\/lesavoirpartage.org\/new\/2014\/05\/23\/bases-neurophysiologiques-de-la-sensation-douloureuse-et-de-ses-controles\/\" class=\"read-more\">Lire la suite<\/a>","protected":false},"author":1,"featured_media":338,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[22],"tags":[],"class_list":["post-337","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sciences","cat-22-id"],"acf":[],"_links":{"self":[{"href":"https:\/\/lesavoirpartage.org\/new\/wp-json\/wp\/v2\/posts\/337","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lesavoirpartage.org\/new\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lesavoirpartage.org\/new\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lesavoirpartage.org\/new\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lesavoirpartage.org\/new\/wp-json\/wp\/v2\/comments?post=337"}],"version-history":[{"count":0,"href":"https:\/\/lesavoirpartage.org\/new\/wp-json\/wp\/v2\/posts\/337\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lesavoirpartage.org\/new\/wp-json\/wp\/v2\/media\/338"}],"wp:attachment":[{"href":"https:\/\/lesavoirpartage.org\/new\/wp-json\/wp\/v2\/media?parent=337"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lesavoirpartage.org\/new\/wp-json\/wp\/v2\/categories?post=337"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lesavoirpartage.org\/new\/wp-json\/wp\/v2\/tags?post=337"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}