{"id":11727,"date":"2025-02-27T22:40:01","date_gmt":"2025-02-28T03:40:01","guid":{"rendered":"https:\/\/melindaozel.com\/?page_id=11727"},"modified":"2026-03-04T15:05:42","modified_gmt":"2026-03-04T20:05:42","slug":"facial-muscle-anatomy-function-guide","status":"publish","type":"page","link":"https:\/\/melindaozel.com\/nl_nl\/facial-muscle-anatomy-function-guide\/","title":{"rendered":"Anatomie en functie van de gezichtsspieren: een visuele gids"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"11727\" class=\"elementor elementor-11727\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-10e0cdf elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"10e0cdf\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b0a43a5\" data-id=\"b0a43a5\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-046bded elementor-widget elementor-widget-text-editor\" data-id=\"046bded\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Een naslagwerk voor gezichtsspieren voor publiek dat anatomie in actie wil zien. Hoewel gezichtsanatomiediagrammen belangrijk zijn voor het leren van de locatie, structuur en onderlinge spierrelaties, ontbreekt in hun statische vorm de bewegingscontext. Als je voorbeelden nodig hebt van ge\u00efsoleerde spieren die bij echte mensen samentrekken, scroll dan verder.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3d88cfb elementor-widget elementor-widget-heading\" data-id=\"3d88cfb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">EPICRANIALE SPIERGROEP<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5fc0b1c elementor-widget elementor-widget-text-editor\" data-id=\"5fc0b1c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>De epicraniale spiergroep bestaat uit <strong>occipitofrontalis<\/strong> (ook bekend als frontalis en occipitalis) en <strong>temporopari\u00ebtale<\/strong>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-60d2681 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"60d2681\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-84f500e elementor-widget elementor-widget-heading\" data-id=\"84f500e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Occipitofrontalis-spier: frontale en occipitale buiken<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c13fd8c elementor-widget elementor-widget-heading\" data-id=\"c13fd8c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Frontale buik<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-046444e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"046444e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-7c6ef04\" data-id=\"7c6ef04\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e2bedfc elementor-widget elementor-widget-image\" data-id=\"e2bedfc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"180\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2025\/02\/medial-frontal-belly-of-occipitofrontalis-1.gif?fit=300%2C180&amp;ssl=1\" class=\"attachment-full size-full wp-image-11742\" alt=\"vrouw die de mediale frontalis-spier aanspant\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-98cbc14 elementor-widget elementor-widget-text-editor\" data-id=\"98cbc14\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><em>contractie van de mediale frontalis<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-dea37d9\" data-id=\"dea37d9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a36c279 elementor-widget elementor-widget-image\" data-id=\"a36c279\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"300\" height=\"180\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2025\/02\/lateral-contraction-of-frontal-belly-1.gif?fit=300%2C180&amp;ssl=1\" class=\"attachment-full size-full wp-image-11741\" alt=\"vrouw die de laterale frontale spier aanspant\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-effc59b elementor-widget elementor-widget-text-editor\" data-id=\"effc59b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><em>laterale frontale spiercontractie<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-a50eca5 elementor-widget elementor-widget-text-editor\" data-id=\"a50eca5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><u>FRONTALIS ACTIE<\/u>De functie van de occipitofrontalis\u2019 <a href=\"https:\/\/melindaozel.com\/frontalis-variation\/\" target=\"_blank\" rel=\"noopener\">voorste buikspier (ook bekend als de frontalis-spier)<\/a> is om het gebied van de wenkbrauwen en het voorhoofd te liften. Vanwege het ontbreken van botaanhechtingen aan de voorste buik, <a href=\"https:\/\/melindaozel.com\/forehead-dynamics-frontalis-vs-occipitalis-preview\/\" target=\"_blank\" rel=\"noopener\">Frontalis-contractie veroorzaakt vaak een lichte depressie van de haarlijn of de bovenste hoofdhuid.<\/a> ook. Omdat de frontale buik zijn mediale en laterale segmenten afzonderlijk kan samentrekken, is het nuttig om de beweging van de frontalis verder op te splitsen door de mediale en laterale acties ervan gedetailleerd te beschrijven:<\/p><ul><li><span style=\"text-decoration: underline;\">MEDIALE FRONTALIS-ACTIE<\/span>: Heft het binnenste deel van de wenkbrauwen en het mediale deel van het voorhoofd op.<\/li><li><span style=\"text-decoration: underline;\">LATERAAL FRONTALIS ACTIE<\/span>: Heft de zijdelingse wenkbrauw- en voorhoofdgebieden op met bewegingen die zich concentreren op de wenkbrauwbogen.<\/li><\/ul><div><span style=\"text-decoration: underline;\">FRONTALIS-RIMPELS<\/span>Hoewel ze vaak als \u201chorizontaal\u201d worden omschreven, komen rimpels op basis van de frontalis in verschillende vormen voor. Ze kunnen inderdaad vlak en horizontaal zijn en zich over het hele voorhoofd uitstrekken, maar ze kunnen ook voorkomen als lijnen in de vorm van een vleugel, twee gescheiden kolommen, lijnen in het midden, afwijkende patronen, enz.<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-72fb018 elementor-widget elementor-widget-heading\" data-id=\"72fb018\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h4 class=\"elementor-heading-title elementor-size-default\">Occipitale buik<\/h4>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bcbe3ce elementor-widget elementor-widget-text-editor\" data-id=\"bcbe3ce\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><u>OCCIPITALIS ACTIE<\/u>De functie van de occipitale buik van de occipitofrontalis (ook bekend als de occipitalis-spier) is het terugtrekken en aanspannen van de hoofdhuid. <a href=\"https:\/\/melindaozel.com\/forehead-dynamics-frontalis-vs-occipitalis\/\" target=\"_blank\" rel=\"noopener\">Aangenomen wordt dat dit aanspannende effect de weerstand van de hoofdhuid tegenwerkt die wordt veroorzaakt door de frontalis.<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a1d95c1 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"a1d95c1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7cd97ae elementor-widget elementor-widget-heading\" data-id=\"7cd97ae\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Temporopari\u00ebtale<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9e6e124 elementor-widget elementor-widget-text-editor\" data-id=\"9e6e124\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>De <a href=\"https:\/\/www.elsevier.com\/books-and-journals\/book-series\/grays-anatomy\" target=\"_blank\" rel=\"noopener\">41e editie van <i>Gray's Anatomie<\/i><\/a>, en de 43e overigens (zie noot), beschrijft de temporoparietalis als een \u201cvariabel ontwikkeld spierblad dat ligt tussen de frontale delen van de occipitofrontalis en de voorste en superieure oorschelpspieren\u201d. De werking van de temporoparietalis wordt echter niet beschreven. Binnenkort meer informatie.&nbsp;<\/p>\n<p><span style=\"text-decoration: underline;\">OPMERKING<\/span>: Ik betreur mijn aankoop van de 43e editie van <em>Gray's Anatomie<\/em>. Het gedeelte \u201cSpieren van het gezicht\u201d is in wezen een beat-for-beat kopie van de 41e editie uit 2016. Als je vooral op zoek bent naar uitdrukkingsspieren, bespaar dan je geld en download de versie uit 2016. Die is gratis te vinden op internet.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-063a6ee elementor-widget elementor-widget-heading\" data-id=\"063a6ee\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">CIRCUMORBITALE EN PALPEBRALE SPIERGROEP<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bcc3368 elementor-widget elementor-widget-text-editor\" data-id=\"bcc3368\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>De circumorbitale en palpebrale groep bestaat uit de orbicularis oculi, corrugator supercilii en levator palpebrae superioris.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c54e2e9 elementor-widget elementor-widget-heading\" data-id=\"c54e2e9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Ooglidspier<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4b59e23 elementor-widget elementor-widget-image\" data-id=\"4b59e23\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"900\" height=\"491\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2025\/04\/orbicularis-oculi-muscle-diagram.webp?fit=900%2C491&amp;ssl=1\" class=\"attachment-large size-large wp-image-12513\" alt=\"diagram van de gezichtsspieren van de orbicularis oculi\" srcset=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2025\/04\/orbicularis-oculi-muscle-diagram.webp?w=2386&amp;ssl=1 2386w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2025\/04\/orbicularis-oculi-muscle-diagram.webp?resize=300%2C164&amp;ssl=1 300w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2025\/04\/orbicularis-oculi-muscle-diagram.webp?resize=1024%2C559&amp;ssl=1 1024w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2025\/04\/orbicularis-oculi-muscle-diagram.webp?resize=768%2C419&amp;ssl=1 768w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2025\/04\/orbicularis-oculi-muscle-diagram.webp?resize=1536%2C838&amp;ssl=1 1536w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2025\/04\/orbicularis-oculi-muscle-diagram.webp?resize=2048%2C1118&amp;ssl=1 2048w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2025\/04\/orbicularis-oculi-muscle-diagram.webp?resize=18%2C10&amp;ssl=1 18w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2025\/04\/orbicularis-oculi-muscle-diagram.webp?resize=1320%2C720&amp;ssl=1 1320w, https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2025\/04\/orbicularis-oculi-muscle-diagram.webp?w=1800&amp;ssl=1 1800w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">diagram van de orbicularis oculi-spier, de delen ervan en de onderverdelingen ervan<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-678bcd0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"678bcd0\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-fbe0c34\" data-id=\"fbe0c34\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a581bc7 elementor-widget elementor-widget-image\" data-id=\"a581bc7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"576\" height=\"323\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2025\/04\/orbital-orbicularis-oculi-muscle-movement.gif?fit=576%2C323&amp;ssl=1\" class=\"attachment-full size-full wp-image-12414\" alt=\"vrouw die de orbicularis oculi-spier aanspant\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-01366cb elementor-widget elementor-widget-text-editor\" data-id=\"01366cb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><em>contractie van de orbicularis oculi-spier<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-a8272a1\" data-id=\"a8272a1\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a199621 elementor-widget elementor-widget-image\" data-id=\"a199621\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"475\" height=\"267\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2025\/04\/orbicularis-oculi-palpebral-area.gif?fit=475%2C267&amp;ssl=1\" class=\"attachment-full size-full wp-image-12415\" alt=\"vrouw die met haar ogen knippert\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f4c1c7f elementor-widget elementor-widget-text-editor\" data-id=\"f4c1c7f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><em>palpebrale (preseptale) orbicularis oculi-contractie<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-ca5a4f1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ca5a4f1\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-0689479\" data-id=\"0689479\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bc10a6e elementor-widget elementor-widget-image\" data-id=\"bc10a6e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"560\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2022\/09\/pretarsal-orbicularis-oculi.gif?fit=800%2C560&amp;ssl=1\" class=\"attachment-full size-full wp-image-8855\" alt=\"close-up van vrouw die haar wimpers beweegt\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d68952d elementor-widget elementor-widget-text-editor\" data-id=\"d68952d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><em>palpebrale (pretarsale) orbicularis oculi-contractie<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-9d089de\" data-id=\"9d089de\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7fbc23f elementor-widget elementor-widget-spacer\" data-id=\"7fbc23f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-34f0a02 elementor-widget elementor-widget-text-editor\" data-id=\"34f0a02\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Orbicularis oculi is een complexe ovale, sluitspierachtige spier met verschillende functies. Het is het beste om elke subsectie en functie afzonderlijk te beschrijven. Voor het doel van deze gids zullen we ons concentreren op de orbitale en palpebrale delen, met een korte vermelding van het traangebied. We zullen het palpebrale gebied ook verder opsplitsen in de pretarsale en preseptale regio's.<\/p><p><strong>PALEPEBRAAL GEDEELTE<\/strong><\/p><ul><li><span style=\"text-decoration: underline;\">PRE-ARSAL ACTIE<\/span>: De functie van het pretarsale gedeelte van de orbicularis oculi brengt de binnenste ringen van het ooglidgebied (de wimperrandgebieden) naar de traanklier. Pretarsale samentrekking draagt bij aan onwillekeurig knipperen.<\/li><li><span style=\"text-decoration: underline;\">PRESEPTALE ACTIE<\/span>: De functie van het preseptale deel van de orbicularis oculi draagt bij aan het knipperen en knijpen met de ogen. Het bovenste deel van de preseptale orbicularis oculi fungeert als een depressor; dit deel is waarschijnlijk het meest direct betrokken bij krachtig of hard knipperen en het onder druk sluiten van de ogen. Het onderste deel van de preseptale orbicularis oculi fungeert als een elevator, die het onderste ooglid omhoog brengt om te helpen bij het knijpen met de ogen.<\/li><\/ul><div><p><span style=\"font-weight: bold;\">ORBITAAL DEEL<\/span><\/p><\/div><div><ul><li><span style=\"text-decoration-line: underline;\">ORBITAAL ACTIE<\/span>De functie van het orbitale gedeelte is om de buitenste ringen van de orbicularis oculi samen te trekken in een knijpende beweging. Deze knijpbeweging heeft voornamelijk invloed op het laterale gedeelte van de orbicularis oculi, maar de beweging is het sterkst vanuit het onderste gedeelte van het orbitale gedeelte. In de <a href=\"https:\/\/melindaozel.com\/facs-cheat-sheet\/\" target=\"_blank\" rel=\"noopener\">Gezichtsactie coderingssysteem (FACS)<\/a>, Deze orbitale contractie wordt \u201ccheek raiser\u201d genoemd vanwege de wijdverspreide invloed ervan op het bovenste deel van de wangen.<\/li><\/ul><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c55f6dc elementor-widget elementor-widget-heading\" data-id=\"c55f6dc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Corrugator supercilii<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e5f8fc0 elementor-widget elementor-widget-image\" data-id=\"e5f8fc0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"900\" height=\"630\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2025\/12\/corrugator-supercilii-muscle-action.gif?fit=900%2C630&amp;ssl=1\" class=\"attachment-large size-large wp-image-14147\" alt=\"Fronsende wenkbrauwen veroorzaakt door contractie van de corrugator supercilii. Ge\u00efsoleerde spierbewegingsreferentie.\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-357a87e elementor-widget elementor-widget-text-editor\" data-id=\"357a87e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"text-decoration: underline;\">CORRUGATOR SUPERCILII ACTIE<\/span>: De functie van de corrugator supercilii is om de wenkbrauwen naar de middellijn van het gezicht te trekken, ofwel naar elkaar toe. Terwijl de corrugator elke wenkbrauw naar binnen trekt, doet hij dat in een neerwaartse hoek. De mate waarin de corrugator de wenkbrauwen naar beneden trekt, verschilt van persoon tot persoon. Bij sommige mensen is de neerwaartse trek sterk, bij anderen is de neerwaartse hoek slechts gering.<\/p><p>Hoewel dit niet altijd in anatomieboeken wordt vermeld, <a href=\"https:\/\/pubmed.ncbi.nlm.nih.gov\/18040200\/\">De corrugator supercilii bestaat uit twee koppen.<\/a>:<\/p><ul><li><strong>dwarshoofd<\/strong>De dwarskop is de grootste van de twee koppen. Zijn <a href=\"https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK542280\/#:~:text=The%20transverse%20head%20arises%20from,supranasal%20skin%20of%20the%20forehead.\">dominante functie<\/a> is om de wenkbrauwen naar binnen te trekken. Je kunt de transversale kop zien als de belangrijkste wenkbrauwknijper.<\/li><\/ul><ul><li><strong>schuine kop<\/strong>De schuine kop is de kleinste van de twee koppen. De belangrijkste functie ervan is het naar beneden drukken van het mediale wenkbrauwgebied (vergelijkbaar met depressor supercilii).<\/li><\/ul><p>Het is mogelijk dat de variabiliteit in de neerwaartse hoek van de corrugator-acties te wijten is aan de hoek van de transversale kop (die langs de oogkasrand loopt) en\/of de wisselwerking tussen de transversale en schuine koppen.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-2399ae2 e-flex e-con-boxed e-con e-parent\" data-id=\"2399ae2\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-903d18f elementor-widget elementor-widget-heading\" data-id=\"903d18f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Depressor Supercilii<\/h3>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f015bc6 e-flex e-con-boxed e-con e-parent\" data-id=\"f015bc6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-77549c1 e-con-full e-flex e-con e-child\" data-id=\"77549c1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8cd0bc3 elementor-widget elementor-widget-image\" data-id=\"8cd0bc3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"661\" height=\"372\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2026\/03\/depressor-supercilii-muscle-action-example.gif?fit=661%2C372&amp;ssl=1\" class=\"attachment-large size-large wp-image-14908\" alt=\"Depressie van de mediale wenkbrauw veroorzaakt door de depressor supercilii. Ge\u00efsoleerde spieractie.\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"><i>depressor supercilii (scherm rechts dominant) <\/i><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0edc5f1 e-con-full e-flex e-con e-child\" data-id=\"0edc5f1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-727feaa elementor-widget elementor-widget-image\" data-id=\"727feaa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"812\" height=\"458\" src=\"https:\/\/i0.wp.com\/melindaozel.com\/wp-content\/uploads\/2026\/03\/depressor-supercilii.gif?fit=812%2C458&amp;ssl=1\" class=\"attachment-large size-large wp-image-14906\" alt=\"Depressie van de mediale wenkbrauw via de depressor supercilii. Diagram met draw-over toont neerwaartse bewegingsbaan.\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"><i>depressor supercilii (scherm rechts dominant) met draw-over<\/i><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0f1f9b3 e-flex e-con-boxed e-con e-parent\" data-id=\"0f1f9b3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-17fc915 elementor-widget elementor-widget-text-editor\" data-id=\"17fc915\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><span style=\"text-decoration: underline;\">DEPRESSOR SUPERCILII ACTIE<\/span>: Worden, of niet worden ... geclassificeerd als zijn eigen spier. Ondanks de voortdurende controverse over de vraag of de depressor supercilii slechts een aanhangsel is van de orbicularis oculi of een bloeiende onafhankelijke spier, maakt het ons in het kader van deze gids niet uit. De functie is onafhankelijk van de semantiek.<\/p><p>Als iemand er naar vraagt: ik noem het graag een eigen spier. Orbicularis oculi doet al te veel.<\/p><p>Ongeacht in welk kamp je zit (aanhangsel vs. onafhankelijk), de functie van de depressor supercilii blijft hetzelfde: hij trekt het mediale deel van de wenkbrauwen naar beneden.<\/p><p><span style=\"text-decoration: underline;\">OPMERKING<\/span>: Het is vrij moeilijk om referenties te vinden waarbij de depressor supercilii alleen werkt. Meestal zie je een combinatie met corrugator supercilii, procerus en\/of verschillende secties van orbicularis oculi.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-63edc37 e-flex e-con-boxed e-con e-parent\" data-id=\"63edc37\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-72f96dd elementor-widget elementor-widget-text-editor\" data-id=\"72f96dd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Blijf op de hoogte! Deze gids is een werk in uitvoering. <strong>Als je nu meer referenties nodig hebt: zie de <a href=\"https:\/\/melindaozel.com\/facs-cheat-sheet\/\">FACS spiekbriefje<\/a>.<\/strong><\/p><p>Als u niet weet wat FACS is... FACS, of het Facial Action Coding System, is een anatomisch afgeleid, op spieren gebaseerd systeem voor het classificeren en gedetailleerd beschrijven van gezichtsbewegingen.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>De FACS Cheat Sheet is een visuele referentiegids voor het Facial Action Coding System (FACS), met actie-eenheden (AU's) en de bijbehorende gezichtsspieren. Ontworpen voor animators, modelleurs, riggers, beeldhouwers en onderzoekers die ge\u00efnteresseerd zijn in FACS en gezichtsanatomie. <\/p>","protected":false},"author":60486633,"featured_media":11731,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-11727","page","type-page","status-publish","has-post-thumbnail"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.5 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Facial Muscle Anatomy &amp; Function: A Visual Guide | With Moving References<\/title>\n<meta name=\"description\" content=\"Looking to learn about facial muscles beyond their static forms? 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