{"id":2657,"date":"2016-04-20T07:38:08","date_gmt":"2016-04-20T05:38:08","guid":{"rendered":"http:\/\/agora.xtec.cat\/insllicamunt2\/?p=2657"},"modified":"2016-05-31T08:09:00","modified_gmt":"2016-05-31T06:09:00","slug":"la-nostra-sang-sota-pressio","status":"publish","type":"post","link":"https:\/\/agora.xtec.cat\/insllicamunt2\/el-far-dhipatia\/grups\/la-nostra-sang-sota-pressio\/","title":{"rendered":"La nostra sang sota pressi\u00f3"},"content":{"rendered":"<p style=\"text-align: justify;\">Els alumnes de 3r d&#8217;ESO han apr\u00e8s avui a utilitzar l&#8217;estetoscopi i l&#8217;esfigmoman\u00f2metre per mesura la seva pressi\u00f3 arterial.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/lh3.googleusercontent.com\/-j-n9vxuWiRo\/Vxcp4xuclfI\/AAAAAAAASXI\/A8PvcBYl-SY8tUI6rTqOC_Sxl9wyhSIpACCo\/s800\/IMG_4589.JPG\" alt=\"\" width=\"600\" height=\"450\" \/><\/p>\n<p style=\"text-align: justify;\">A Biologia i Geologia s&#8217;ha treballat el sistema circulatori sanguini des del punt de vista anat\u00f2mic i funcional. La sang impulsada amb for\u00e7a pel cor a trav\u00e9s de les art\u00e8ries durant la s\u00edstole ventricular exerceix pressi\u00f3 sobre les parets dels vasos sanguinis. L&#8217;ona de pressi\u00f3 produ\u00efda durant la s\u00edstole es transmet per les art\u00e8ries i arterioles i pot ser detectada amb el tou dels dits. \u00c9s el pols, que t\u00e9 una freq\u00fc\u00e8ncia de 70 a 80 pulsacions per minut en condicions normals.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/lh3.googleusercontent.com\/-cIW4JALL-Qo\/Vxcp44I_AqI\/AAAAAAAASXI\/mo9pZY7rpH09G1c22u2qLyfhBAH3v0PmgCCo\/s800\/IMG_4590.JPG\" alt=\"\" width=\"600\" height=\"450\" \/><\/p>\n<p style=\"text-align: justify;\">Aquesta ona de pressi\u00f3 a les art\u00e8ries \u00e9s la pressi\u00f3 m\u00e0xima o pressi\u00f3 sist\u00f2lica, mentre que la pressi\u00f3 m\u00ednima o pressi\u00f3 diast\u00f2lica \u00e9s la pressi\u00f3 que exerceix la sang sobre les parets de les art\u00e8ries entre ona i ona. La pressi\u00f3 arterial normal \u00e9s de 120 mm Hg (pressi\u00f3 sist\u00f2lica) i de 80 mm Hg (pressi\u00f3 diast\u00f2lica).<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/lh3.googleusercontent.com\/-NOJzmpYfon8\/Vxcp437BIAI\/AAAAAAAASXI\/ZFONcCwGsSQ9yKMlFSnlhqgKHpTLWa6MwCCo\/s800\/IMG_4607.JPG\" alt=\"\" width=\"600\" height=\"450\" \/><\/p>\n<p style=\"text-align: justify;\">Els alumnes han utilitzat l&#8217;esfigmoman\u00f2metre per determinar la pressi\u00f3 arterial dels seus companys. L&#8217;agulla del man\u00f2metre permet detectar les pressions m\u00e0xima i m\u00ednima mentre es va buidant la bossa d&#8217;aire, doncs es produeix un interval en el que l&#8217;agulla balla al ritme del pols. Quan l&#8217;agulla comen\u00e7a a ballar, la mesura graduada indica la pressi\u00f3 m\u00e0xima, mentre que quan deixa de ballar indica la m\u00ednima. Per tal d&#8217;afinar m\u00e9s, s&#8217;utilitza un estetoscopi (tamb\u00e9 anomenat fonendoscopi) amb l&#8217;objectiu d&#8217;escoltar el pols.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/lh3.googleusercontent.com\/-PFOW9IugOF4\/Vxcp434v0nI\/AAAAAAAASXI\/RceYIbPCm8AZa8AiLgVKB6g6dQJwRkYowCCo\/s800\/IMG_4608.JPG\" alt=\"\" width=\"600\" height=\"450\" \/><\/p>\n<p style=\"text-align: justify;\">Els alumnes han recollit 37 dades an\u00f2nimes de pressi\u00f3 arterial. La majoria d&#8217;alumnes es troben entre els valors de 100 i 110 mm Hg de pressi\u00f3 m\u00e0xima, i 60 i 70 mm Hg de pressi\u00f3 m\u00ednima. Aquests valors es poden considerar totalment normals. Hi ha casos tamb\u00e9 de pressions arterials m\u00e9s elevades. El gr\u00e0fic seg\u00fcent mostra els valors de m\u00e0xima i m\u00ednima:<\/p>\n<p style=\"text-align: center;\"><a href=\"http:\/\/agora.xtec.cat\/insllicamunt2\/wp-content\/uploads\/usu1100\/2016\/04\/pressio\u0301.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-3768\" src=\"http:\/\/agora.xtec.cat\/insllicamunt2\/wp-content\/uploads\/usu1100\/2016\/04\/pressio\u0301.jpg\" alt=\"pressio\u0301\" width=\"600\" height=\"438\" srcset=\"https:\/\/agora.xtec.cat\/insllicamunt2\/wp-content\/uploads\/usu1100\/2016\/04\/pressio\u0301.jpg 600w, https:\/\/agora.xtec.cat\/insllicamunt2\/wp-content\/uploads\/usu1100\/2016\/04\/pressio\u0301-300x219.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p style=\"text-align: justify;\">Mentre que els valors de pressi\u00f3 m\u00ednima es mantenen entre els 60 i els 80 mm Hg, dins de la normalitat, els valors de pressi\u00f3 m\u00e0xima es disparen en alguns casos fins als 160 mm Hg. Aquests valors elevats es poden donar puntualment de forma normal en cas d&#8217;estar nervi\u00f3s, i \u00e9s que hi ha gent aprensiva que nom\u00e9s cal que els col\u00b7loquin algun aparell m\u00e8dic per que es posin molt nerviosos. No obstant aix\u00f2, \u00e9s molt important que des del punt de vista de la prevenci\u00f3 de malalties cardiovasculars i del control de la nostra salut ens mesurem la pressi\u00f3 arterial de forma regular, doncs \u00e9s for\u00e7a freq\u00fcent a la nostra societat els casos d&#8217;hipertensi\u00f3, i conv\u00e9 tenir-ne coneixement per posar-hi remei.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Els alumnes de 3r d&#8217;ESO han apr\u00e8s avui a utilitzar l&#8217;estetoscopi i l&#8217;esfigmoman\u00f2metre per mesura la seva pressi\u00f3 arterial.<\/p>\n<p>A Biologia i Geologia s&#8217;ha treballat el sistema circulatori sanguini des del punt de vista anat\u00f2mic i funcional. La sang impulsada amb for\u00e7a pel cor a trav\u00e9s&hellip;  <a href=\"https:\/\/agora.xtec.cat\/insllicamunt2\/el-far-dhipatia\/grups\/la-nostra-sang-sota-pressio\/\" title=\"Read La nostra sang sota pressi\u00f3\">Llegeix m\u00e9s\u00bb<\/a><\/p>\n","protected":false},"author":27,"featured_media":3764,"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,"footnotes":""},"categories":[6,93,99,347,1040,3,346,98,29],"tags":[1204,572,571,1202,1203],"class_list":["post-2657","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-3r-deso","category-activitats-daula","category-articles","category-biologia-i-geologia","category-el-far-dhipatia","category-grups","category-materies","category-noticies-breus","category-portada","tag-exercici","tag-frequencia-cardiaca","tag-pressio-arterial","tag-pulsacions","tag-temps-de-recuperacio"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/agora.xtec.cat\/insllicamunt2\/wp-json\/wp\/v2\/posts\/2657","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/agora.xtec.cat\/insllicamunt2\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/agora.xtec.cat\/insllicamunt2\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/insllicamunt2\/wp-json\/wp\/v2\/users\/27"}],"replies":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/insllicamunt2\/wp-json\/wp\/v2\/comments?post=2657"}],"version-history":[{"count":3,"href":"https:\/\/agora.xtec.cat\/insllicamunt2\/wp-json\/wp\/v2\/posts\/2657\/revisions"}],"predecessor-version":[{"id":3769,"href":"https:\/\/agora.xtec.cat\/insllicamunt2\/wp-json\/wp\/v2\/posts\/2657\/revisions\/3769"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/agora.xtec.cat\/insllicamunt2\/wp-json\/wp\/v2\/media\/3764"}],"wp:attachment":[{"href":"https:\/\/agora.xtec.cat\/insllicamunt2\/wp-json\/wp\/v2\/media?parent=2657"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/agora.xtec.cat\/insllicamunt2\/wp-json\/wp\/v2\/categories?post=2657"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/agora.xtec.cat\/insllicamunt2\/wp-json\/wp\/v2\/tags?post=2657"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}