{"id":4227,"date":"2017-03-28T18:15:20","date_gmt":"2017-03-28T18:15:20","guid":{"rendered":"https:\/\/courses.lumenlearning.com\/wm-biology2\/?post_type=chapter&#038;p=4227"},"modified":"2024-04-26T02:39:15","modified_gmt":"2024-04-26T02:39:15","slug":"introduction-to-muscle-contraction-and-locomotion","status":"publish","type":"chapter","link":"https:\/\/courses.lumenlearning.com\/wm-biology2\/chapter\/introduction-to-muscle-contraction-and-locomotion\/","title":{"raw":"Introduction to Muscle Contraction and Locomotion","rendered":"Introduction to Muscle Contraction and Locomotion"},"content":{"raw":"<h2>Explain the role of muscles in locomotion<\/h2>\r\nMuscle contraction occurs when sarcomeres shorten, as thick and thin filaments slide past each other, which is called the sliding filament model of muscle contraction. ATP provides the energy for cross-bridge formation and filament sliding. Regulatory proteins, such as troponin and tropomyosin, control cross-bridge formation. Excitation\u2013contraction coupling transduces the electrical signal of the neuron, via acetylcholine, to an electrical signal on the muscle membrane, which initiates force production. The number of muscle fibers contracting determines how much force the whole muscle produces.\r\n<h2>What You\u2019ll Learn to Do<\/h2>\r\n<ul>\r\n \t<li>Classify the different types of muscle tissue and fibers<\/li>\r\n \t<li>Describe the processes of muscle contraction<\/li>\r\n \t<li>Discuss why ATP is necessary for muscle movement<\/li>\r\n \t<li>Identify the role of the brain in muscle movement<\/li>\r\n \t<li>Discuss muscle tension and contraction<\/li>\r\n<\/ul>\r\n<h3>Learning Activities<\/h3>\r\nThe learning activities for this section include the following:\r\n<ul>\r\n \t<li>Types of Muscle Tissue and Fibers<\/li>\r\n \t<li>Sliding Filament Model of Contraction<\/li>\r\n \t<li>ATP and Muscle Contraction<\/li>\r\n \t<li>Neural Stimulation of Muscle Contraction<\/li>\r\n \t<li>Muscle Twitch and Control<\/li>\r\n \t<li>Muscles in Review<\/li>\r\n \t<li>Self Check: Muscle Contraction and Locomotion<\/li>\r\n<\/ul>","rendered":"<h2>Explain the role of muscles in locomotion<\/h2>\n<p>Muscle contraction occurs when sarcomeres shorten, as thick and thin filaments slide past each other, which is called the sliding filament model of muscle contraction. ATP provides the energy for cross-bridge formation and filament sliding. Regulatory proteins, such as troponin and tropomyosin, control cross-bridge formation. Excitation\u2013contraction coupling transduces the electrical signal of the neuron, via acetylcholine, to an electrical signal on the muscle membrane, which initiates force production. The number of muscle fibers contracting determines how much force the whole muscle produces.<\/p>\n<h2>What You\u2019ll Learn to Do<\/h2>\n<ul>\n<li>Classify the different types of muscle tissue and fibers<\/li>\n<li>Describe the processes of muscle contraction<\/li>\n<li>Discuss why ATP is necessary for muscle movement<\/li>\n<li>Identify the role of the brain in muscle movement<\/li>\n<li>Discuss muscle tension and contraction<\/li>\n<\/ul>\n<h3>Learning Activities<\/h3>\n<p>The learning activities for this section include the following:<\/p>\n<ul>\n<li>Types of Muscle Tissue and Fibers<\/li>\n<li>Sliding Filament Model of Contraction<\/li>\n<li>ATP and Muscle Contraction<\/li>\n<li>Neural Stimulation of Muscle Contraction<\/li>\n<li>Muscle Twitch and Control<\/li>\n<li>Muscles in Review<\/li>\n<li>Self Check: Muscle Contraction and Locomotion<\/li>\n<\/ul>\n\n\t\t\t <section class=\"citations-section\" role=\"contentinfo\">\n\t\t\t <h3>Candela Citations<\/h3>\n\t\t\t\t\t <div>\n\t\t\t\t\t\t <div id=\"citation-list-4227\">\n\t\t\t\t\t\t\t <div class=\"licensing\"><div class=\"license-attribution-dropdown-subheading\">CC licensed content, Original<\/div><ul class=\"citation-list\"><li>Introduction to Muscle Contraction and Locomotion. <strong>Provided by<\/strong>: Lumen Learning. <strong>License<\/strong>: <em><a target=\"_blank\" rel=\"license\" href=\"https:\/\/creativecommons.org\/licenses\/by\/4.0\/\">CC BY: Attribution<\/a><\/em><\/li><\/ul><div class=\"license-attribution-dropdown-subheading\">CC licensed content, Shared previously<\/div><ul class=\"citation-list\"><li>Biology 2e. <strong>Provided by<\/strong>: OpenStax. <strong>Located at<\/strong>: <a target=\"_blank\" href=\"http:\/\/cnx.org\/contents\/185cbf87-c72e-48f5-b51e-f14f21b5eabd@10.8\">http:\/\/cnx.org\/contents\/185cbf87-c72e-48f5-b51e-f14f21b5eabd@10.8<\/a>. <strong>License<\/strong>: <em><a target=\"_blank\" rel=\"license\" href=\"https:\/\/creativecommons.org\/licenses\/by\/4.0\/\">CC BY: Attribution<\/a><\/em>. <strong>License Terms<\/strong>: Access for free at https:\/\/openstax.org\/books\/biology-2e\/pages\/1-introduction<\/li><\/ul><\/div>\n\t\t\t\t\t\t <\/div>\n\t\t\t\t\t <\/div>\n\t\t\t <\/section>","protected":false},"author":17,"menu_order":14,"template":"","meta":{"_candela_citation":"[{\"type\":\"cc\",\"description\":\"Biology 2e\",\"author\":\"\",\"organization\":\"OpenStax\",\"url\":\"http:\/\/cnx.org\/contents\/185cbf87-c72e-48f5-b51e-f14f21b5eabd@10.8\",\"project\":\"\",\"license\":\"cc-by\",\"license_terms\":\"Access for free at https:\/\/openstax.org\/books\/biology-2e\/pages\/1-introduction\"},{\"type\":\"original\",\"description\":\"Introduction to Muscle Contraction and Locomotion\",\"author\":\"\",\"organization\":\"Lumen Learning\",\"url\":\"\",\"project\":\"\",\"license\":\"cc-by\",\"license_terms\":\"\"}]","CANDELA_OUTCOMES_GUID":"bb11ca62-2d5e-4533-88ae-3c855f46f8c1","pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"class_list":["post-4227","chapter","type-chapter","status-publish","hentry"],"part":3796,"_links":{"self":[{"href":"https:\/\/courses.lumenlearning.com\/wm-biology2\/wp-json\/pressbooks\/v2\/chapters\/4227","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/courses.lumenlearning.com\/wm-biology2\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/courses.lumenlearning.com\/wm-biology2\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/wm-biology2\/wp-json\/wp\/v2\/users\/17"}],"version-history":[{"count":7,"href":"https:\/\/courses.lumenlearning.com\/wm-biology2\/wp-json\/pressbooks\/v2\/chapters\/4227\/revisions"}],"predecessor-version":[{"id":8696,"href":"https:\/\/courses.lumenlearning.com\/wm-biology2\/wp-json\/pressbooks\/v2\/chapters\/4227\/revisions\/8696"}],"part":[{"href":"https:\/\/courses.lumenlearning.com\/wm-biology2\/wp-json\/pressbooks\/v2\/parts\/3796"}],"metadata":[{"href":"https:\/\/courses.lumenlearning.com\/wm-biology2\/wp-json\/pressbooks\/v2\/chapters\/4227\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/courses.lumenlearning.com\/wm-biology2\/wp-json\/wp\/v2\/media?parent=4227"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/wm-biology2\/wp-json\/pressbooks\/v2\/chapter-type?post=4227"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/wm-biology2\/wp-json\/wp\/v2\/contributor?post=4227"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/courses.lumenlearning.com\/wm-biology2\/wp-json\/wp\/v2\/license?post=4227"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}