{"id":247,"date":"2022-04-13T19:21:05","date_gmt":"2022-04-13T23:21:05","guid":{"rendered":"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/?post_type=chapter&#038;p=247"},"modified":"2022-04-16T21:00:22","modified_gmt":"2022-04-17T01:00:22","slug":"internal-anatomy-nervous-system","status":"publish","type":"chapter","link":"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/chapter\/internal-anatomy-nervous-system\/","title":{"raw":"Internal Anatomy - Nervous System","rendered":"Internal Anatomy &#8211; Nervous System"},"content":{"raw":"<strong>Internal Anatomy \u2013 Nervous System<\/strong>\r\n\r\nThe nerve cord in insects is ventral (ours is dorsal).\r\n\r\nThere is a ganglion, a concentration of nervous tissue, associated with each segment. Each segment is, therefore, somewhat autonomous, but all segments are coordinated by the brain.\r\n\r\nThese photos show nerves extending from each ganglion, communicating with various parts of the body. The right-hand photo is of a ganglion in the thorax (legs, wings, etc.).\r\n\r\n<img class=\"alignnone  wp-image-370\" src=\"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-content\/uploads\/sites\/1654\/2022\/04\/Picture37.jpg\" alt=\"\" width=\"883\" height=\"539\" \/>\r\n\r\n&nbsp;\r\n\r\nThe nerve cord extends forward to just below the esophagus. Two branches wrap around the esophagus and other internal structures, then rejoin to form the brain. With the back of the head removed, the main structures visible are optic lobes, associated with the compound eyes.\r\n\r\n<img class=\"alignnone size-full wp-image-371\" src=\"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-content\/uploads\/sites\/1654\/2022\/04\/Picture38.jpg\" alt=\"\" width=\"951\" height=\"855\" \/>","rendered":"<p><strong>Internal Anatomy \u2013 Nervous System<\/strong><\/p>\n<p>The nerve cord in insects is ventral (ours is dorsal).<\/p>\n<p>There is a ganglion, a concentration of nervous tissue, associated with each segment. Each segment is, therefore, somewhat autonomous, but all segments are coordinated by the brain.<\/p>\n<p>These photos show nerves extending from each ganglion, communicating with various parts of the body. The right-hand photo is of a ganglion in the thorax (legs, wings, etc.).<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-370\" src=\"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-content\/uploads\/sites\/1654\/2022\/04\/Picture37.jpg\" alt=\"\" width=\"883\" height=\"539\" srcset=\"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-content\/uploads\/sites\/1654\/2022\/04\/Picture37.jpg 1515w, https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-content\/uploads\/sites\/1654\/2022\/04\/Picture37-300x183.jpg 300w, https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-content\/uploads\/sites\/1654\/2022\/04\/Picture37-1024x625.jpg 1024w, https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-content\/uploads\/sites\/1654\/2022\/04\/Picture37-768x469.jpg 768w, https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-content\/uploads\/sites\/1654\/2022\/04\/Picture37-65x40.jpg 65w, https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-content\/uploads\/sites\/1654\/2022\/04\/Picture37-225x137.jpg 225w, https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-content\/uploads\/sites\/1654\/2022\/04\/Picture37-350x214.jpg 350w\" sizes=\"auto, (max-width: 883px) 100vw, 883px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>The nerve cord extends forward to just below the esophagus. Two branches wrap around the esophagus and other internal structures, then rejoin to form the brain. With the back of the head removed, the main structures visible are optic lobes, associated with the compound eyes.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-371\" src=\"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-content\/uploads\/sites\/1654\/2022\/04\/Picture38.jpg\" alt=\"\" width=\"951\" height=\"855\" srcset=\"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-content\/uploads\/sites\/1654\/2022\/04\/Picture38.jpg 951w, https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-content\/uploads\/sites\/1654\/2022\/04\/Picture38-300x270.jpg 300w, https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-content\/uploads\/sites\/1654\/2022\/04\/Picture38-768x690.jpg 768w, https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-content\/uploads\/sites\/1654\/2022\/04\/Picture38-65x58.jpg 65w, https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-content\/uploads\/sites\/1654\/2022\/04\/Picture38-225x202.jpg 225w, https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-content\/uploads\/sites\/1654\/2022\/04\/Picture38-350x315.jpg 350w\" sizes=\"auto, (max-width: 951px) 100vw, 951px\" \/><\/p>\n","protected":false},"author":799,"menu_order":11,"comment_status":"closed","ping_status":"closed","template":"","meta":{"pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"class_list":["post-247","chapter","type-chapter","status-publish","hentry"],"part":174,"_links":{"self":[{"href":"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-json\/pressbooks\/v2\/chapters\/247","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-json\/wp\/v2\/users\/799"}],"replies":[{"embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-json\/wp\/v2\/comments?post=247"}],"version-history":[{"count":2,"href":"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-json\/pressbooks\/v2\/chapters\/247\/revisions"}],"predecessor-version":[{"id":381,"href":"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-json\/pressbooks\/v2\/chapters\/247\/revisions\/381"}],"part":[{"href":"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-json\/pressbooks\/v2\/parts\/174"}],"metadata":[{"href":"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-json\/pressbooks\/v2\/chapters\/247\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-json\/wp\/v2\/media?parent=247"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-json\/pressbooks\/v2\/chapter-type?post=247"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-json\/wp\/v2\/contributor?post=247"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/unbcbiol322\/wp-json\/wp\/v2\/license?post=247"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}