{"id":3644,"date":"2017-12-04T22:00:45","date_gmt":"2017-12-05T00:00:45","guid":{"rendered":"http:\/\/en-mol.icb.usp.br\/?page_id=3644"},"modified":"2026-09-22T18:00:25","modified_gmt":"2026-09-22T21:00:25","slug":"8-8-muscle-tissue","status":"publish","type":"page","link":"https:\/\/mol-en.icb.usp.br\/index.php\/8-8-muscle-tissue\/","title":{"rendered":"8-8  Muscle tissue"},"content":{"rendered":"<div class=\"su-row\">\n  <div class=\"su-column su-column-size-1-1\"><div class=\"su-column-inner su-u-clearfix su-u-trim\"> <strong>CARDIAC MUSCLE &#8211; 2<\/strong> <\/div><\/div>\n<\/div>\n<div class=\"su-row\">\n  <div class=\"su-column su-column-size-1-2\"><div class=\"su-column-inner su-u-clearfix su-u-trim\"> The upper figure shows cardiac muscle fibers in longitudinal section, while the lower figure shows fibers in cross-section.<br \/>\nMain histological features of cardiac muscle fibers:<br \/>\n&#8211; <strong>Fibers arranged in bundles.<\/strong><br \/>\n&#8211; <strong>Centrally located nuclei<\/strong>\u2013 they are highlighted in green after clicking or using the mouse. The position of the nuclei can be better recognized in cross-sections of the fibers.<br \/>\n&#8211; <strong>Intercalated discs<\/strong>. In longitudinal sections, intercalated discs appear as darkly stained transverse lines crossing the muscle fibers. They may be difficult to distinguish in some hematoxylin and eosin (H&#038;E)-stained sections.<\/p>\n<p>In the upper figure, some of the intercalated discs are highlighted in light green.<\/p>\n<\/div><\/div>\n  <div class=\"su-column su-column-size-1-2\"><div class=\"su-column-inner su-u-clearfix su-u-trim\"> <\/p>\n<div onclick>\n<div class=\"image-container\">\n<div class=\"extra\">\n<a href=\"javascript:void(0)\"><img decoding=\"async\" src=\" https:\/\/mol-en.icb.usp.br\/wp-content\/uploads\/8-8-A.jpg \" onmouseover=\"this.src=' https:\/\/mol-en.icb.usp.br\/wp-content\/uploads\/8-8-A-MO.jpg'\" onmouseout=\"this.src=' https:\/\/mol-en.icb.usp.br\/wp-content\/uploads\/8-8-A.jpg'\" \/><\/a><\/div>\n<p>Cardiac muscle. Staining: HE. Medium magnification.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/mol-en.icb.usp.br\/wp-content\/uploads\/mouse-1.gif\"\/><\/a><\/p>\n<div class=\"extra\">\n<a href=\"javascript:void(0)\"><img decoding=\"async\" src=\" https:\/\/mol-en.icb.usp.br\/wp-content\/uploads\/8-8-B.jpg \" onmouseover=\"this.src=' https:\/\/mol-en.icb.usp.br\/wp-content\/uploads\/8-8-B-MO.jpg'\" onmouseout=\"this.src=' https:\/\/mol-en.icb.usp.br\/wp-content\/uploads\/8-8-B.jpg'\" \/><\/a><\/div>\n<p>Cardiac muscle. Staining: HE. Medium magnification.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/mol-en.icb.usp.br\/wp-content\/uploads\/mouse-1.gif\"\/><\/a><\/p>\n<p><a href=\"https:\/\/mol-en.icb.usp.br\/index.php\/8-9-muscle-tissue\/\">NEXT PAGE<\/a><\/p>\n<p><a href=\"https:\/\/mol-en.icb.usp.br\/index.php\/8-7-muscle-tissue\/\">PREVIOUS PAGE<\/a><\/p>\n<p><a href=\"https:\/\/mol-en.icb.usp.br\/index.php\/8-0-muscle-tissue\/\">MENU OF THIS CHAPTER<\/p>\n<\/div>\n<\/div>\n<\/div>\n<p><\/body><br \/>\n<\/html> <\/div><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-3644","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/mol-en.icb.usp.br\/index.php\/wp-json\/wp\/v2\/pages\/3644","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mol-en.icb.usp.br\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/mol-en.icb.usp.br\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/mol-en.icb.usp.br\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/mol-en.icb.usp.br\/index.php\/wp-json\/wp\/v2\/comments?post=3644"}],"version-history":[{"count":21,"href":"https:\/\/mol-en.icb.usp.br\/index.php\/wp-json\/wp\/v2\/pages\/3644\/revisions"}],"predecessor-version":[{"id":26189,"href":"https:\/\/mol-en.icb.usp.br\/index.php\/wp-json\/wp\/v2\/pages\/3644\/revisions\/26189"}],"wp:attachment":[{"href":"https:\/\/mol-en.icb.usp.br\/index.php\/wp-json\/wp\/v2\/media?parent=3644"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}