{"id":81251,"date":"2018-05-16T13:21:25","date_gmt":"2018-05-16T13:21:25","guid":{"rendered":"http:\/\/humanitasnet-new.local\/enciclopedia\/laringele\/"},"modified":"2018-05-16T13:21:25","modified_gmt":"2018-05-16T13:21:25","slug":"laringele","status":"publish","type":"enciclopedia","link":"https:\/\/humanitas-net.humweb.webiz.team\/ro\/wiki\/laringele\/","title":{"rendered":"Laringele"},"content":{"rendered":"<p>Laringele este organul responsabil cu fona\u021bia sau emiterea sunetului. Se afl\u0103 \u00een g\u00e2t, \u00eentre faringe \u0219i trahee, \u0219i arat\u0103 ca un cilindru gol. De asemenea, laringele permit trecerea aerului inhalat (de la nas \u0219i gur\u0103 p\u00e2n\u0103 la bronhii) \u0219i a celui expirat (de la bronhii spre nas \u0219i gur\u0103). Acesta este prev\u0103zut cu un mecanism de \u00eenchidere, care \u00eempiedic\u0103 alimentele mestecate (bolus) s\u0103 se blocheze \u00een c\u0103ile respiratorii \u00een timpul \u00eenghi\u021birii.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"ce-este-laringele\">Ce este laringele?<\/h2>\n<p>Laringele este organul responsabil cu vorbirea, sau cu emiterea sunetelor. Forma \u0219i textura care o caracterizeaz\u0103 sunt rigide datorit\u0103 cartilajelor (unsprezece \u00een total, incluz\u00e2nd cinci cartilaje majore) care fac parte din structura sa. Diferitele cartilaje sunt articulate \u00eentre ele prin ligamente; mobilitatea diferitelor por\u021biuni ale cartilajului \u0219i ale \u00eentregului organ este dat\u0103 de prezen\u021ba unui aparat muscular bogat.<\/p>\n<p>&nbsp;<\/p>\n<p>\u00cen mod ideal, laringele este \u00eemp\u0103r\u021bit \u00een trei por\u021biuni: por\u021biunea superioar\u0103 este de asemenea numit\u0103 &#8220;supraglota&#8221; (la \u00een\u0103l\u021bimea epiglotei), iar cavitatea sa poart\u0103 numele vestibulului laringelui; o por\u021biune central\u0103, localizat\u0103 la nivelul glotei \u0219i, sub partea central\u0103, o por\u021biune inferioar\u0103, compus\u0103 extern din mu\u0219chi \u0219i c\u0103ptu\u0219it\u0103 intern de o membran\u0103 mucoas\u0103. Laringele \u00eencepe \u00een spatele limbii, unde se termin\u0103 faringele, \u0219i continu\u0103 \u00een trahee.<\/p>\n<p>&nbsp;<\/p>\n<p>\u00cen medie, laringele la un adult este de 4 cm lungime, are l\u0103\u021bimea de 4 cm \u0219i diametrul de 3,5 cm; aceste dimensiuni, cu toate acestea, pot varia de la o persoan\u0103 la alta, \u00een func\u021bie de v\u00e2rst\u0103 \u0219i sex. \u00cen timpul pubert\u0103\u021bii, acest organ sufer\u0103 schimb\u0103ri majore: dac\u0103 \u00een copil\u0103rie, de fapt, laringele este destul de mic, \u00een timpul anilor de maturizare sexual\u0103 cre\u0219te rapid, ajung\u00e2nd la dimensiunea sa final\u0103. Unele dintre schimb\u0103rile care au loc la pubertate implic\u0103 modific\u0103ri ale tonului vocii, tipice acestui interval, \u0219i vizibile mai ales la b\u0103rba\u021bi. Acest organ este de obicei mai scurt la femei dec\u00e2t la b\u0103rba\u021bi.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"ce-functie-indeplineste-laringele\">Ce func\u021bie \u00eendepline\u0219te laringele?<\/h2>\n<p>&nbsp;<\/p>\n<p>Func\u021bia primar\u0103 a laringelui este de a proteja calea aerian\u0103 inferioar\u0103, prin \u00eenchiderea rapid\u0103 la stimularea mecanic\u0103, care opre\u0219te respira\u021bia \u0219i \u00eempiedic\u0103 intrarea materiilor str\u0103ine \u00een c\u0103ile aeriene.<\/p>\n<p>&nbsp;<\/p>\n<p>Laringele, pe l\u00e2ng\u0103 faptul c\u0103 face posibil\u0103 emiterea de sunete (fona\u021bie), permite \u0219i trecerea aerului inhalat (de la nas \u0219i gur\u0103 la pl\u0103m\u00e2ni) \u0219i a aerului expirat (de la pl\u0103m\u00e2ni p\u00e2n\u0103 la nas \u0219i gur\u0103).<\/p>\n<p>Laringele se mi\u0219c\u0103 \u00een sus \u0219i \u00een fa\u021b\u0103, pentru a ajuta la deschiderea esofagului pentru trecerea alimentelor \u00eenghi\u021bite. \u00cen timpul \u00eenghi\u021birii, cavit\u0103\u021bile laringiene sunt \u00eenchise, pentru a preveni aspirarea de substan\u021be \u00eenghi\u021bite \u00een pl\u0103m\u00e2ni. Oricum, \u00een timpul respira\u021biei, cavit\u0103\u021bile laringiene sunt deschise, \u00een timp ce unii dintre mu\u0219chii laringieni reduc corzile vocale \u0219i astfel sporesc diametrul c\u0103ii respiratorii laringiene. \u00cen cele din urm\u0103, \u00een timpul fona\u021biei, cavitatea laringian\u0103 numit\u0103 rima glottidis este \u00eenchis\u0103, determin\u00e2nd corzile vocale s\u0103 vibreze \u0219i s\u0103 produc\u0103 sunete atunci c\u00e2nd aerul este for\u021bat prin cavitatea \u00eenchis\u0103.<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"featured_media":0,"parent":0,"template":"","Example":[1792],"class_list":["post-81251","enciclopedia","type-enciclopedia","status-publish","hentry","enciclopedia_category-anatomie"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Laringele - Humanitas.net<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"ro_RO\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Laringele - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Laringele este organul responsabil cu fona\u021bia sau emiterea sunetului. 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