{"id":2311,"date":"2026-07-28T08:18:28","date_gmt":"2026-07-28T08:18:28","guid":{"rendered":"https:\/\/studenthub.elsevier.com\/de\/?p=2311"},"modified":"2026-07-28T08:18:29","modified_gmt":"2026-07-28T08:18:29","slug":"haut","status":"publish","type":"post","link":"https:\/\/studenthub.elsevier.com\/de\/uncategorized\/haut\/","title":{"rendered":"Haut"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Die <strong>Haut <\/strong>ist nicht nur ein Organ, sie ist sogar das gr\u00f6\u00dfte von allen. Beim Erwachsenen weist sie eine Fl\u00e4che<br>von 1,5\u20132 m2 und ein Gewicht von ca. 3,5\u201310 kg auf. An den K\u00f6rper\u00f6ffnungen geht die Haut in die Schleimh\u00e4ute<br>der inneren K\u00f6rperoberfl\u00e4chen \u00fcber.<br>Die wichtigsten Funktionen der Haut sind:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Abgrenzung der \u201eInnenwelt\u201c von der \u201eAu\u00dfenwelt\u201c und Schutz des K\u00f6rpers sowohl vor unkontrolliertem<br>Verlust k\u00f6rpereigener Substanzen als auch vor sch\u00e4dlichen Umwelteinfl\u00fcssen.<\/li>\n\n\n\n<li>Aufnahme von Sinneseindr\u00fccken aus der Au\u00dfenwelt.<\/li>\n\n\n\n<li>Speicher- und Stoffwechselaufgaben, z. B. Fettspeicherung, Vitamin-D-Bildung.<\/li>\n\n\n\n<li>Teil der Immunabwehr, z. B. als \u00e4u\u00dfere Schutzbarriere und durch die in ihr enthaltenen Abwehrzellen.<\/li>\n\n\n\n<li>Mitregulation von Wasserhaushalt (z. B. in Form von Schwei\u00df) und K\u00f6rpertemperatur, Beteiligung an<br>der Aufrechterhaltung der Hom\u00f6ostase.<br>Die Haut besteht aus drei Schichten:<\/li>\n\n\n\n<li>Die <strong>Oberhaut <\/strong>(Epidermis) als \u00e4u\u00dferster Schicht. Sie ist gef\u00e4\u00dflos und besteht aus einem mehrschichtigen<br>verhornten Plattenepithel.<\/li>\n\n\n\n<li>Die <strong>Lederhaut <\/strong>(Dermis), welche unter der Oberhaut liegt. Sie enth\u00e4lt kollagene und elastische Fasern.<br>Dies verleiht der Haut einerseits Rei\u00dffestigkeit und andererseits Elastizit\u00e4t.<\/li>\n\n\n\n<li>Der darunter liegenden <strong>Unterhaut <\/strong>(Subkutis). Diese besteht aus lockerem Bindegewebe. Sie ist die Verschiebeschicht<br>der Kutis zu den darunter liegenden Schichten wie Muskelscheiden oder Knochenhaut.<br>Zwar geh\u00f6ren anatomisch betrachtet nur die Ober- und Lederhaut zur Haut (Kutis). Im allgemeinen Sprachgebrauch<br>werden jedoch alle drei Schichten als Haut zusammengefasst, da sie funktionell eine Einheit bilden.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" height=\"684\" width=\"1024\" src=\"https:\/\/studenthub.elsevier.com\/de\/wp-content\/uploads\/sites\/14\/2026\/06\/image_879504.png?w=1024\" alt=\"\" class=\"wp-image-2313\" srcset=\"https:\/\/studenthub.elsevier.com\/de\/wp-content\/uploads\/sites\/14\/2026\/06\/image_879504.png 1225w, https:\/\/studenthub.elsevier.com\/de\/wp-content\/uploads\/sites\/14\/2026\/06\/image_879504.png?resize=300,200 300w, https:\/\/studenthub.elsevier.com\/de\/wp-content\/uploads\/sites\/14\/2026\/06\/image_879504.png?resize=768,513 768w, https:\/\/studenthub.elsevier.com\/de\/wp-content\/uploads\/sites\/14\/2026\/06\/image_879504.png?resize=1024,684 1024w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Die Haut ist nicht nur ein Organ, sie ist sogar das gr\u00f6\u00dfte von allen. Beim Erwachsenen weist sie eine Fl\u00e4chevon 1,5\u20132 m2 und ein Gewicht von ca. 3,5\u201310 kg auf. An den K\u00f6rper\u00f6ffnungen geht die Haut in die Schleimh\u00e4uteder inneren K\u00f6rperoberfl\u00e4chen \u00fcber.Die wichtigsten Funktionen der Haut sind:<\/p>\n","protected":false},"author":172,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[1],"tags":[],"class_list":["post-2311","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Haut - Student Hub Germany<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/studenthub.elsevier.com\/de\/uncategorized\/haut\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Haut - Student Hub Germany\" \/>\n<meta property=\"og:description\" content=\"Die Haut ist nicht nur ein Organ, sie ist sogar das gr\u00f6\u00dfte von allen. 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