{"id":1519,"date":"2016-10-15T12:33:11","date_gmt":"2016-10-15T19:33:11","guid":{"rendered":"http:\/\/anatomycorner.com\/main\/?p=1519"},"modified":"2016-10-15T12:33:11","modified_gmt":"2016-10-15T19:33:11","slug":"radius-and-ulna","status":"publish","type":"post","link":"https:\/\/anatomycorner.com\/main\/2016\/10\/15\/radius-and-ulna\/","title":{"rendered":"Radius and Ulna"},"content":{"rendered":"<p>The lower arm consists of two bones, the radius and the ulna. \u00a0The ulna articulates with the humerus to form a hinge joint. \u00a0The radius articulates with the ulna at the radial notch and forms a pivot joint, allowing for the rotation of the wrist. This type of movement where the radius crosses over the ulna is called <strong>pronation<\/strong>. \u00a0At the distal end of the radius is a projection of bone called the styloid process. \u00a0 A break in the styloid process is called a Chauffer&#8217;s fracture, which is caused when the scaphoid bone (carpal of the wrist) is forcefully pushed against the styloid process. \u00a0 It was a common break for early chauffer&#8217;s who had to hand-crank to start a car and a backfire would force the crank into the hand.<\/p>\n<div id=\"attachment_1520\" style=\"width: 810px\" class=\"wp-caption alignnone\"><a href=\"http:\/\/anatomycorner.com\/main\/wp-content\/images\/radius-ulna-abc.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-1520\" class=\"wp-image-1520 size-full\" src=\"http:\/\/anatomycorner.com\/main\/wp-content\/images\/radius-ulna-abc.jpg\" alt=\"radius and ulna\" width=\"800\" height=\"230\" srcset=\"https:\/\/anatomycorner.com\/main\/wp-content\/images\/radius-ulna-abc.jpg 800w, https:\/\/anatomycorner.com\/main\/wp-content\/images\/radius-ulna-abc-250x72.jpg 250w, https:\/\/anatomycorner.com\/main\/wp-content\/images\/radius-ulna-abc-500x144.jpg 500w, https:\/\/anatomycorner.com\/main\/wp-content\/images\/radius-ulna-abc-768x221.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/a><p id=\"caption-attachment-1520\" class=\"wp-caption-text\">A=styloid process B=radial tuberosity C = head of radius D=coronoid process E=olecranon process<\/p><\/div>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The lower arm consists of two bones, the radius and the ulna. \u00a0The ulna articulates with the humerus to form a hinge joint. \u00a0The radius articulates with the ulna at the radial notch and forms a pivot joint, allowing for the rotation of the wrist. This type of movement where the radius crosses over the ulna is called pronation. \u00a0At the distal end of the radius is a projection of bone called the styloid process. \u00a0 A break in the styloid process is called a Chauffer&#8217;s fracture, which is caused when the scaphoid bone (carpal of the wrist) is forcefully <\/p>\n","protected":false},"author":1,"featured_media":1520,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[138,174,333,171,338,332,337,305,330],"class_list":["post-1519","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-anatomical","tag-bone","tag-joint","tag-pivot","tag-process","tag-radial","tag-radius","tag-styloid","tag-tuberosity","tag-ulna","has_thumb"],"_links":{"self":[{"href":"https:\/\/anatomycorner.com\/main\/wp-json\/wp\/v2\/posts\/1519","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/anatomycorner.com\/main\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/anatomycorner.com\/main\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/anatomycorner.com\/main\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/anatomycorner.com\/main\/wp-json\/wp\/v2\/comments?post=1519"}],"version-history":[{"count":2,"href":"https:\/\/anatomycorner.com\/main\/wp-json\/wp\/v2\/posts\/1519\/revisions"}],"predecessor-version":[{"id":1522,"href":"https:\/\/anatomycorner.com\/main\/wp-json\/wp\/v2\/posts\/1519\/revisions\/1522"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/anatomycorner.com\/main\/wp-json\/wp\/v2\/media\/1520"}],"wp:attachment":[{"href":"https:\/\/anatomycorner.com\/main\/wp-json\/wp\/v2\/media?parent=1519"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/anatomycorner.com\/main\/wp-json\/wp\/v2\/categories?post=1519"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/anatomycorner.com\/main\/wp-json\/wp\/v2\/tags?post=1519"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}