{"id":881,"date":"2019-09-27T23:19:59","date_gmt":"2019-09-27T21:19:59","guid":{"rendered":"http:\/\/evoluscience.fr\/?page_id=881"},"modified":"2025-09-21T20:40:45","modified_gmt":"2025-09-21T18:40:45","slug":"activite-6","status":"publish","type":"page","link":"https:\/\/www.evoluscience.fr\/index.php\/cycle-4\/quatrieme-2\/quatrieme\/chapitre-1-la-transmission-de-la-vie-chez-lhomme\/activite-6\/","title":{"rendered":"Activit\u00e9 6"},"content":{"rendered":"<div id=\"modal-ready\">\n<div id=\"wp-block-themeisle-blocks-advanced-columns-35ba5aaf\" class=\"wp-block-themeisle-blocks-advanced-columns has-1-columns has-desktop-equal-layout has-tablet-equal-layout has-mobile-equal-layout has-vertical-unset\"><div class=\"wp-block-themeisle-blocks-advanced-columns-overlay\"><\/div><div class=\"innerblocks-wrap\">\n<div id=\"wp-block-themeisle-blocks-advanced-column-41af189d\" class=\"wp-block-themeisle-blocks-advanced-column\">\n<p><iframe loading=\"lazy\" src=\"https:\/\/anchor.fm\/laure-emilie-verkest\/embed\/episodes\/4-PC-Chp1Act6-ejtt3m\" height=\"102px\" width=\"400px\" frameborder=\"0\" scrolling=\"no\"><\/iframe><\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-video\"><video height=\"360\" style=\"aspect-ratio: 640 \/ 360;\" width=\"640\" controls src=\"http:\/\/evoluscience.fr\/wp-content\/uploads\/2019\/09\/4-PC-Chp1AcT6.m4v\"><\/video><\/figure>\n\n\n\n<p class=\"has-vivid-green-cyan-color has-text-color\"><strong>Comment &nbsp;aider les personnes qui souhaitent concevoir\nun enfant mais qui n&rsquo;y arrivent pas?<\/strong><\/p>\n\n\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-background\" style=\"background-color:#ffe6c0\">Activit\u00e9 6&nbsp;: A partir de l\u2019\u00e9tude de documents, expliquer comment les avanc\u00e9es m\u00e9dicales permettent \u00e0 des couples peu fertiles voire st\u00e9riles de concevoir un enfant (court texte).<\/p>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-drop-cap\">De r\u00e9cents travaux de l\u2019Institut de veille sanitaire\nmontrent par ailleurs une tendance \u00e0 la <strong>baisse de qualit\u00e9 du sperme chez les\nhommes repr\u00e9sentatifs de la population g\u00e9n\u00e9rale<\/strong> sur la p\u00e9riode\n1989-2005 et sur la p\u00e9riode 1998-2008.<\/p>\n\n\n\n<p>Ind\u00e9pendamment des causes g\u00e9n\u00e9tiques ou constitutionnelles, il existe probablement des facteurs environnementaux pour expliquer cette tendance : le surpoids, le tabagisme, l\u2019ob\u00e9sit\u00e9 et les expositions environnementales, notamment \u00e0 certains polluants organiques persistants (tels que les PCB) et m\u00e9taux lourds. Certaines de ces substances agissent \u00e0 faible dose et exercent des effets diff\u00e9r\u00e9s dans le temps.<\/p>\n\n\n\n<div style=\"height:48px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><em>Comp\u00e9tences travaill\u00e9es&nbsp;:<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>R\u00e9aliser une \u00e9tude de documents<\/em><\/li>\n\n\n\n<li><em>Sensibiliser \u00e0 la sant\u00e9<\/em><\/li>\n<\/ul>\n\n\n\n<div style=\"height:59px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<a href=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2022\/09\/4-PC-Chp1Act6.pdf\" class=\"pdfemb-viewer\" style=\"\" data-width=\"max\" data-height=\"max\" data-toolbar=\"top\" data-toolbar-fixed=\"off\">4-PC-Chp1Act6<\/a>\n\n\n<div style=\"height:45px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><a href=\"http:\/\/evoluscience.fr\/index.php\/cycle-4\/quatrieme-2\/quatrieme\/chapitre-1-la-transmission-de-la-vie-chez-lhomme\/activite-6\/conclusion\/\" target=\"_blank\" rel=\"noreferrer noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"538\" height=\"538\" src=\"http:\/\/evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion.png\" alt=\"\" class=\"wp-image-370\" style=\"width:336px;height:336px\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion.png 538w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion-150x150.png 150w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion-300x300.png 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/conclusion-520x520.png 520w\" sizes=\"auto, (max-width: 538px) 100vw, 538px\" \/><\/a><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><a href=\"http:\/\/evoluscience.fr\/index.php\/cycle-4\/quatrieme-2\/quatrieme\/chapitre-1-la-transmission-de-la-vie-chez-lhomme\/activite-6\/devoirs\/\" target=\"_blank\" rel=\"noreferrer noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"538\" height=\"538\" src=\"http:\/\/evoluscience.fr\/wp-content\/uploads\/2019\/09\/devoirs.png\" alt=\"\" class=\"wp-image-428\" style=\"width:328px;height:328px\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/devoirs.png 538w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/devoirs-150x150.png 150w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/devoirs-300x300.png 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2019\/09\/devoirs-520x520.png 520w\" sizes=\"auto, (max-width: 538px) 100vw, 538px\" \/><\/a><\/figure>\n<\/div><\/div>\n<\/div><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><a href=\"https:\/\/evoluscience.fr\/wp-content\/uploads\/2020\/03\/4-PC-Chp1Act6-FC.pdf\" target=\"_blank\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" width=\"735\" height=\"735\" src=\"https:\/\/evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1.png\" alt=\"\" class=\"wp-image-4366\" style=\"width:358px;height:358px\" srcset=\"https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1.png 735w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1-300x300.png 300w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1-150x150.png 150w, https:\/\/www.evoluscience.fr\/wp-content\/uploads\/2020\/03\/pjiece_jointe-1-520x520.png 520w\" sizes=\"auto, (max-width: 735px) 100vw, 735px\" \/><\/a><\/figure>\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"parent":772,"menu_order":7,"comment_status":"closed","ping_status":"closed","template":"","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_themeisle_gutenberg_block_has_review":false,"footnotes":""},"c2tw_page_folder":[],"class_list":["post-881","page","type-page","status-publish","hentry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages\/881","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/comments?post=881"}],"version-history":[{"count":0,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages\/881\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/pages\/772"}],"wp:attachment":[{"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/media?parent=881"}],"wp:term":[{"taxonomy":"c2tw_page_folder","embeddable":true,"href":"https:\/\/www.evoluscience.fr\/index.php\/wp-json\/wp\/v2\/c2tw_page_folder?post=881"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}