{"id":6256,"date":"2026-02-16T09:26:32","date_gmt":"2026-02-16T09:26:32","guid":{"rendered":"https:\/\/www.chennaineet.com\/blog\/?p=6256"},"modified":"2026-02-16T09:26:36","modified_gmt":"2026-02-16T09:26:36","slug":"chemical-coordination-and-integration-ncert","status":"publish","type":"post","link":"https:\/\/www.chennaineet.com\/blog\/chemical-coordination-and-integration-ncert\/","title":{"rendered":"NCERT Book for Class 11 Biology \u2013 (Chapter 22 &#8211; Chemical Coordination And Integration)"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\"><strong>Chapter 22 &#8211; Chemical Coordination And Integration<\/strong><\/h2>\n\n\n\n<p>Chemical Coordination and Integration is an important chapter in Class 11 Biology that explains how hormones regulate and coordinate body functions. Unlike the nervous system, which acts quickly, the endocrine system works through chemical messengers called <strong>hormones<\/strong> that produce slower but long-lasting effects.<\/p>\n\n\n\n<p>This chapter focuses on the <strong>endocrine glands<\/strong> such as the pituitary, thyroid, parathyroid, adrenal glands, pancreas, pineal gland, and gonads. It explains the hormones secreted by each gland and their roles in growth, metabolism, reproduction, and homeostasis. Special attention is given to the <strong>hypothalamus\u2013pituitary axis<\/strong>, often called the master control system of the endocrine system.<\/p>\n\n\n\n<p>The chapter also discusses hormonal disorders such as <strong>diabetes mellitus, goitre, dwarfism, gigantism, and Addison\u2019s disease<\/strong>. Understanding chemical coordination is essential for mastering human physiology concepts and is highly important for CBSE board exams and <a href=\"https:\/\/www.kaashivinfotech.com\/blog\/which-online-platforms-provide-live-neet-coaching-classes-2026\/\" target=\"_blank\" rel=\"noopener\">NEET<\/a> preparation.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>chemical coordination and integration NCERT<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"764\" height=\"1024\" src=\"https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-1-764x1024.jpg\" alt=\"\" class=\"wp-image-6257\" srcset=\"https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-1-764x1024.jpg 764w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-1-224x300.jpg 224w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-1-768x1029.jpg 768w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-1-1146x1536.jpg 1146w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-1-440x590.jpg 440w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-1-680x911.jpg 680w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-1.jpg 1275w\" sizes=\"(max-width: 764px) 100vw, 764px\" \/><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"764\" height=\"1024\" src=\"https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-2-764x1024.jpg\" alt=\"\" class=\"wp-image-6258\" srcset=\"https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-2-764x1024.jpg 764w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-2-224x300.jpg 224w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-2-768x1029.jpg 768w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-2-1146x1536.jpg 1146w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-2-440x590.jpg 440w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-2-680x911.jpg 680w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-2.jpg 1275w\" sizes=\"(max-width: 764px) 100vw, 764px\" \/><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"764\" height=\"1024\" src=\"https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-3-764x1024.jpg\" alt=\"\" class=\"wp-image-6259\" srcset=\"https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-3-764x1024.jpg 764w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-3-224x300.jpg 224w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-3-768x1029.jpg 768w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-3-1146x1536.jpg 1146w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-3-440x590.jpg 440w, 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class=\"wp-image-6261\" srcset=\"https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-5-764x1024.jpg 764w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-5-224x300.jpg 224w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-5-768x1029.jpg 768w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-5-1146x1536.jpg 1146w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-5-440x590.jpg 440w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-5-680x911.jpg 680w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-5.jpg 1275w\" sizes=\"(max-width: 764px) 100vw, 764px\" \/><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"764\" height=\"1024\" src=\"https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-6-764x1024.jpg\" alt=\"\" class=\"wp-image-6262\" srcset=\"https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-6-764x1024.jpg 764w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-6-224x300.jpg 224w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-6-768x1029.jpg 768w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-6-1146x1536.jpg 1146w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-6-440x590.jpg 440w, 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class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"764\" height=\"1024\" src=\"https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-9-764x1024.jpg\" alt=\"\" class=\"wp-image-6265\" srcset=\"https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-9-764x1024.jpg 764w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-9-224x300.jpg 224w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-9-768x1029.jpg 768w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-9-1146x1536.jpg 1146w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-9-440x590.jpg 440w, 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class=\"wp-image-6267\" srcset=\"https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-11-764x1024.jpg 764w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-11-224x300.jpg 224w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-11-768x1029.jpg 768w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-11-1146x1536.jpg 1146w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-11-440x590.jpg 440w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-11-680x911.jpg 680w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-11.jpg 1275w\" sizes=\"(max-width: 764px) 100vw, 764px\" \/><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"764\" height=\"1024\" src=\"https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-12-764x1024.jpg\" alt=\"\" class=\"wp-image-6268\" srcset=\"https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-12-764x1024.jpg 764w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-12-224x300.jpg 224w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-12-768x1029.jpg 768w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-12-1146x1536.jpg 1146w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-12-440x590.jpg 440w, 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https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-13-768x1029.jpg 768w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-13-1146x1536.jpg 1146w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-13-440x590.jpg 440w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-13-680x911.jpg 680w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-13.jpg 1275w\" sizes=\"(max-width: 764px) 100vw, 764px\" \/><\/figure>\n<\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"764\" height=\"1024\" src=\"https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-14-764x1024.jpg\" alt=\"\" class=\"wp-image-6270\" srcset=\"https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-14-764x1024.jpg 764w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-14-224x300.jpg 224w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-14-768x1029.jpg 768w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-14-1146x1536.jpg 1146w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-14-440x590.jpg 440w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-14-680x911.jpg 680w, https:\/\/www.chennaineet.com\/blog\/wp-content\/uploads\/2026\/02\/Chemical-Coordination-And-Integration-14.jpg 1275w\" sizes=\"(max-width: 764px) 100vw, 764px\" \/><\/figure>\n<\/div>\n\n\n<ul class=\"wp-block-list\">\n<li><strong>All Chapter List &#8211; Biology<\/strong><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Chapter 22 &#8211; Chemical Coordination And Integration Chemical Coordination and Integration is an important chapter in Class 11 Biology that explains how hormones regulate and coordinate body functions. Unlike the nervous system, which acts quickly, the endocrine system works through chemical messengers called hormones that produce slower but long-lasting effects. This chapter focuses on the [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":6272,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[134,135],"tags":[408,413,411,409,412,414,415,410],"class_list":["post-6256","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ncert-book","category-neet-biology","tag-chapter-19-biology-class-11-chemical-coordination-and-integration","tag-class-11-biology-ch-19-ncert-solutions-chemical-coordination-and-integration","tag-class-11-biology-chemical-coordination-and-integration-ncert-pdf","tag-class-11-biology-chemical-coordination-and-integration-ncert-solutions","tag-class-11-chemical-coordination-and-integration-ncert","tag-class-11-chemical-coordination-and-integration-notes-pdf","tag-class-11-chemical-coordination-and-integration-pdf","tag-class-11-chemical-coordination-and-integration-short-notes"],"_links":{"self":[{"href":"https:\/\/www.chennaineet.com\/blog\/wp-json\/wp\/v2\/posts\/6256","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.chennaineet.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.chennaineet.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.chennaineet.com\/blog\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.chennaineet.com\/blog\/wp-json\/wp\/v2\/comments?post=6256"}],"version-history":[{"count":2,"href":"https:\/\/www.chennaineet.com\/blog\/wp-json\/wp\/v2\/posts\/6256\/revisions"}],"predecessor-version":[{"id":6290,"href":"https:\/\/www.chennaineet.com\/blog\/wp-json\/wp\/v2\/posts\/6256\/revisions\/6290"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.chennaineet.com\/blog\/wp-json\/wp\/v2\/media\/6272"}],"wp:attachment":[{"href":"https:\/\/www.chennaineet.com\/blog\/wp-json\/wp\/v2\/media?parent=6256"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.chennaineet.com\/blog\/wp-json\/wp\/v2\/categories?post=6256"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.chennaineet.com\/blog\/wp-json\/wp\/v2\/tags?post=6256"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}