{"id":211,"date":"2026-09-15T19:04:15","date_gmt":"2026-09-15T19:04:15","guid":{"rendered":"https:\/\/1stmaster.com\/education\/?p=211"},"modified":"2026-09-15T19:04:15","modified_gmt":"2026-09-15T19:04:15","slug":"which-type-of-joint-is-involved-when-you-bend-your-knees-and-ankles","status":"publish","type":"post","link":"https:\/\/1stmaster.com\/education\/which-type-of-joint-is-involved-when-you-bend-your-knees-and-ankles\/","title":{"rendered":"Which type of joint is involved when you bend your knees and ankles?"},"content":{"rendered":"<section class=\"qa-collapse-block qa-collapse-block--question wp-block-qa-collapse-blocks-question\" data-word-limit=\"2500\" data-kind=\"question\" data-join-next=\"false\"><div class=\"qa-collapse-block__header\"><span class=\"qa-collapse-block__badge\">Question<\/span><span class=\"qa-collapse-block__number\" aria-hidden=\"true\"><\/span><\/div><div id=\"qa-collapse-content-1\" class=\"qa-collapse-block__full\">\n\n<h3 class=\"wp-block-heading\">Which type of joint is involved when you bend your knees and ankles?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">(i) Ball and socket<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">(ii) Hinge<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">(iii) Pivot<\/p>\n\n<\/div><button class=\"qa-collapse-block__toggle\" type=\"button\" aria-expanded=\"true\" aria-controls=\"qa-collapse-content-1\" hidden>Show More<\/button><\/section>\n\n<section class=\"qa-collapse-block qa-collapse-block--answer wp-block-qa-collapse-blocks-answer\" data-word-limit=\"1500\" data-kind=\"answer\" data-join-next=\"false\"><div class=\"qa-collapse-block__header\"><span class=\"qa-collapse-block__badge\">Answer<\/span><span class=\"qa-collapse-block__number\" aria-hidden=\"true\"><\/span><\/div><div id=\"qa-collapse-content-2\" class=\"qa-collapse-block__full\">\n\n<p class=\"wp-block-paragraph\"><strong>When we bend our knees and angles, it is bend in one direction only that is bending and straightening. so hinge joint is involved in it.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It is similar to <strong>hinge <\/strong>of our door that allows movement mainly in in one direction.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Explanation<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"color:#cf2e2e\" class=\"has-inline-color\">1.  Ball and socket : Movement in many direction like our <strong>shoulder and hip.<\/strong><\/mark><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><mark style=\"color:#00d084\" class=\"has-inline-color\">2. Hinge : The movement is mainly in one direction like our <strong>knees and ankles<\/strong>.<\/mark><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><mark class=\"has-inline-color has-ast-global-color-1-color\">3. Pivot : It is the movement around an axis like our <strong>neck<\/strong>.<\/mark><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"683\" height=\"1024\" src=\"https:\/\/1stmaster.com\/education\/wp-content\/uploads\/2026\/09\/Which-type-of-joint-is-involved-when-you-bend-your-knees-and-ankles-683x1024.webp\" alt=\"Which type of joint is involved when you bend your knees and ankles\" class=\"wp-image-214\" srcset=\"https:\/\/1stmaster.com\/education\/wp-content\/uploads\/2026\/09\/Which-type-of-joint-is-involved-when-you-bend-your-knees-and-ankles-683x1024.webp 683w, https:\/\/1stmaster.com\/education\/wp-content\/uploads\/2026\/09\/Which-type-of-joint-is-involved-when-you-bend-your-knees-and-ankles-200x300.webp 200w, https:\/\/1stmaster.com\/education\/wp-content\/uploads\/2026\/09\/Which-type-of-joint-is-involved-when-you-bend-your-knees-and-ankles-768x1152.webp 768w, https:\/\/1stmaster.com\/education\/wp-content\/uploads\/2026\/09\/Which-type-of-joint-is-involved-when-you-bend-your-knees-and-ankles.webp 1024w\" sizes=\"(max-width: 683px) 100vw, 683px\" \/><\/figure>\n\n<\/div><button class=\"qa-collapse-block__toggle\" type=\"button\" aria-expanded=\"true\" aria-controls=\"qa-collapse-content-2\" hidden>Show More<\/button><\/section>\n\n\n<div class=\"hinge-visual\">\n<style>\n.hinge-visual{\n  width:100%;\n  max-width:380px;\n  margin:15px auto;\n  padding:18px 12px;\n  background:linear-gradient(160deg,#eef7ff,#fff);\n  border-radius:25px;\n  box-shadow:0 8px 25px #0002;\n  overflow:hidden;\n}\n\n\/* SCENE *\/\n.hv-scene{\n  height:560px;\n  position:relative;\n}\n\n\/* vertical connection *\/\n.hv-line{\n  position:absolute;\n  left:50%;\n  top:50px;\n  bottom:50px;\n  width:4px;\n  transform:translateX(-50%);\n  background:linear-gradient(#90caf9,#ef5350,#66bb6a);\n  border-radius:10px;\n}\n\n\/* HINGE POINT *\/\n.hv-point{\n  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top:275px;\n  left:50%;\n  width:35px;\n  height:105px;\n  transform-origin:top center;\n  transform:translateX(-50%);\n  border-radius:25px;\n  background:linear-gradient(90deg,#c87958,#f3b092,#c87958);\n  animation:elbowMove 2.5s ease-in-out infinite;\n}\n\n@keyframes elbowMove{\n  0%,100%{\n    transform:translateX(-50%) rotate(0deg);\n  }\n  50%{\n    transform:translateX(-50%) rotate(55deg);\n  }\n}\n\n\/* ANKLE *\/\n.hv-leg{\n  position:absolute;\n  top:365px;\n  left:50%;\n  width:38px;\n  height:90px;\n  transform:translateX(-50%);\n  border-radius:25px;\n  background:linear-gradient(90deg,#c87958,#f3b092,#c87958);\n}\n\n.hv-foot{\n  position:absolute;\n  top:430px;\n  left:50%;\n  width:115px;\n  height:35px;\n  transform-origin:12px center;\n  border-radius:20px 40px 15px 10px;\n  background:linear-gradient(#f3b092,#c87958);\n  animation:ankleMove 2.5s ease-in-out infinite;\n}\n\n@keyframes ankleMove{\n  0%,100%{\n    transform:rotate(0deg);\n  }\n  50%{\n    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