{"id":1936,"date":"2019-02-18T23:25:32","date_gmt":"2019-02-19T04:25:32","guid":{"rendered":"http:\/\/sites.miamioh.edu\/edt431-531\/?p=1936"},"modified":"2019-02-18T23:26:15","modified_gmt":"2019-02-19T04:26:15","slug":"what-do-you-mean-my-bloods-not-blue","status":"publish","type":"post","link":"https:\/\/sites.miamioh.edu\/exemplary-science-teaching\/2019\/02\/what-do-you-mean-my-bloods-not-blue\/","title":{"rendered":"What do you mean my blood&#8217;s not blue??"},"content":{"rendered":"<p>First of all, what&#8217;s a <strong>misconception<\/strong>?<\/p>\n<p>According to Merium-Webster: a wrong or <strong>inaccurate<\/strong> idea or conception<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\" wp-image-1937 alignright\" src=\"https:\/\/i0.wp.com\/sites.miamioh.edu\/edt431-531\/files\/2019\/02\/download.jpg?resize=174%2C174\" alt=\"\" width=\"174\" height=\"174\" srcset=\"https:\/\/i0.wp.com\/sites.miamioh.edu\/exemplary-science-teaching\/files\/2019\/02\/download.jpg?w=225&amp;ssl=1 225w, https:\/\/i0.wp.com\/sites.miamioh.edu\/exemplary-science-teaching\/files\/2019\/02\/download.jpg?resize=150%2C150&amp;ssl=1 150w\" sizes=\"auto, (max-width: 174px) 100vw, 174px\" \/><\/p>\n<p>What happens if a student comes up to you and asks:<\/p>\n<ul>\n<li>&#8220;<em>Why<\/em> do girls have one more rib than boys?&#8221;<\/li>\n<li>&#8220;<em>Are<\/em> all cells as pretty as the ones in the book?&#8221;<\/li>\n<li>&#8220;<em>Will<\/em> an apple grow in my stomach if I eat a seed?&#8221;<\/li>\n<li>&#8220;<em>How<\/em> is global warming real if it&#8217;s snowing right now?&#8221;<\/li>\n<\/ul>\n<p style=\"text-align: left\">How are you going to <strong>respond<\/strong>? What if they <strong>don&#8217;t believe you<\/strong>?<\/p>\n<p style=\"text-align: left\">Well, you&#8217;ve come to the right place! Here&#8217;s an example of how to deal with a common misconception students may have.<\/p>\n<p style=\"text-align: left\">Misconception: Blood is blue in your veins, but turns red when it hits Oxygen.<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"lazy aligncenter wp-image-23939 lazy-loaded\" src=\"https:\/\/i0.wp.com\/4fkjxm1bitfb1nn5cs27qrgn-wpengine.netdna-ssl.com\/wp-content\/uploads\/blue-blood-red-blood.jpg?resize=188%2C125&#038;ssl=1\" alt=\"blue blood red blood\" width=\"188\" height=\"125\" \/><\/p>\n<p>First of all, it&#8217;s important to understand where these misconceptions stem from.<\/p>\n<p>Here is a <strong>common<\/strong> diagram of a heart:<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"wp-image-1939 aligncenter\" src=\"https:\/\/i0.wp.com\/sites.miamioh.edu\/edt431-531\/files\/2019\/02\/79651874-medical-education-chart-of-biology-for-heart-diagram-vector-illustration--300x300.jpg?resize=156%2C156\" alt=\"\" width=\"156\" height=\"156\" srcset=\"https:\/\/i0.wp.com\/sites.miamioh.edu\/exemplary-science-teaching\/files\/2019\/02\/79651874-medical-education-chart-of-biology-for-heart-diagram-vector-illustration-.jpg?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/sites.miamioh.edu\/exemplary-science-teaching\/files\/2019\/02\/79651874-medical-education-chart-of-biology-for-heart-diagram-vector-illustration-.jpg?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/sites.miamioh.edu\/exemplary-science-teaching\/files\/2019\/02\/79651874-medical-education-chart-of-biology-for-heart-diagram-vector-illustration-.jpg?resize=768%2C768&amp;ssl=1 768w, https:\/\/i0.wp.com\/sites.miamioh.edu\/exemplary-science-teaching\/files\/2019\/02\/79651874-medical-education-chart-of-biology-for-heart-diagram-vector-illustration-.jpg?resize=1024%2C1024&amp;ssl=1 1024w, https:\/\/i0.wp.com\/sites.miamioh.edu\/exemplary-science-teaching\/files\/2019\/02\/79651874-medical-education-chart-of-biology-for-heart-diagram-vector-illustration-.jpg?w=1300&amp;ssl=1 1300w\" sizes=\"auto, (max-width: 156px) 100vw, 156px\" \/><\/p>\n<p>See the blue? This could be one of the ways the blue blood misconception comes about.<\/p>\n<p>Here&#8217;s what&#8217;s probably the most common way this misconception comes about:<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\" wp-image-1942 aligncenter\" src=\"https:\/\/i0.wp.com\/sites.miamioh.edu\/edt431-531\/files\/2019\/02\/download-1-1.jpg?resize=115%2C165\" alt=\"\" width=\"115\" height=\"165\" \/><\/p>\n<p>Look down at your wrist. See the blue veins? Without any <strong>background information<\/strong>, it can be easy to see why someone would think blood is blue when in the vein.<\/p>\n<p>Okay, so now that we know why students may think that their blood is blue, here are some ways to <strong>combat<\/strong> this misconception (or any misconception in general).<\/p>\n<p>Option #1: Find a video that may help explain the misconception.<\/p>\n<p><iframe loading=\"lazy\" title=\"What Color is Your Blood?\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/18--LFIs-FM?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>Option #2: Get rid of anything in your classroom that may be encouraging the misconception.<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1943\" src=\"https:\/\/i0.wp.com\/sites.miamioh.edu\/edt431-531\/files\/2019\/02\/download-2.jpg?resize=136%2C159\" alt=\"\" width=\"136\" height=\"159\" \/>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 VS.\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u00a0\u00a0<img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1944\" src=\"https:\/\/i0.wp.com\/sites.miamioh.edu\/edt431-531\/files\/2019\/02\/vltrm995-900-300x300.jpg?resize=157%2C157\" alt=\"\" width=\"157\" height=\"157\" srcset=\"https:\/\/i0.wp.com\/sites.miamioh.edu\/exemplary-science-teaching\/files\/2019\/02\/vltrm995-900.jpg?resize=300%2C300&amp;ssl=1 300w, https:\/\/i0.wp.com\/sites.miamioh.edu\/exemplary-science-teaching\/files\/2019\/02\/vltrm995-900.jpg?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/sites.miamioh.edu\/exemplary-science-teaching\/files\/2019\/02\/vltrm995-900.jpg?resize=768%2C768&amp;ssl=1 768w, https:\/\/i0.wp.com\/sites.miamioh.edu\/exemplary-science-teaching\/files\/2019\/02\/vltrm995-900.jpg?w=900&amp;ssl=1 900w\" sizes=\"auto, (max-width: 157px) 100vw, 157px\" \/><\/p>\n<ul>\n<li>Having the heart diagram on the left would be encouraging the misconception that blood is blue. Having the heart diagram on the right would be combatting the misconception and giving students the right idea of what color blood actually is.<\/li>\n<\/ul>\n<p>Option #3: Have examples on hand that combat the misconception.<\/p>\n<ul>\n<li>Talk about a blood donor clinic. When blood is getting donated, it is red. This blood is not oxygenated since it doesn&#8217;t contact oxygen during it&#8217;s trip into the bag.<\/li>\n<\/ul>\n<p>Here&#8217;s a great video of actual teachers discussing how to address misconceptions:<\/p>\n<p><iframe loading=\"lazy\" title=\"Using Student Misconceptions to Your Advantage\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/1fYpch2ZRBI?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>These teachers are:<\/p>\n<ul>\n<li>Activating student&#8217;s prior knowledge<\/li>\n<li>Uses these misconceptions to their advantage by making their instruction more effective<\/li>\n<\/ul>\n<p>https:\/\/twitter.com\/MissWelsh3\/status\/1097708301394030592<\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"mh-excerpt\"><p>First of all, what&#8217;s a misconception? According to Merium-Webster: a wrong or inaccurate idea or conception What happens if a student comes up to you <a class=\"mh-excerpt-more\" href=\"https:\/\/sites.miamioh.edu\/exemplary-science-teaching\/2019\/02\/what-do-you-mean-my-bloods-not-blue\/\" title=\"What do you mean my blood&#8217;s not blue??\">[&#8230;]<\/a><\/p>\n<\/div>","protected":false},"author":2524,"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,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1936","post","type-post","status-publish","format-standard","hentry","category-misc"],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/sites.miamioh.edu\/exemplary-science-teaching\/wp-json\/wp\/v2\/posts\/1936","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sites.miamioh.edu\/exemplary-science-teaching\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sites.miamioh.edu\/exemplary-science-teaching\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sites.miamioh.edu\/exemplary-science-teaching\/wp-json\/wp\/v2\/users\/2524"}],"replies":[{"embeddable":true,"href":"https:\/\/sites.miamioh.edu\/exemplary-science-teaching\/wp-json\/wp\/v2\/comments?post=1936"}],"version-history":[{"count":0,"href":"https:\/\/sites.miamioh.edu\/exemplary-science-teaching\/wp-json\/wp\/v2\/posts\/1936\/revisions"}],"wp:attachment":[{"href":"https:\/\/sites.miamioh.edu\/exemplary-science-teaching\/wp-json\/wp\/v2\/media?parent=1936"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sites.miamioh.edu\/exemplary-science-teaching\/wp-json\/wp\/v2\/categories?post=1936"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sites.miamioh.edu\/exemplary-science-teaching\/wp-json\/wp\/v2\/tags?post=1936"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}