{"id":80882,"date":"2018-05-03T07:40:03","date_gmt":"2018-05-03T07:40:03","guid":{"rendered":"http:\/\/humanitasnet-new.local\/enciclopedia\/uretra\/"},"modified":"2018-05-03T07:40:03","modified_gmt":"2018-05-03T07:40:03","slug":"uretra","status":"publish","type":"enciclopedia","link":"https:\/\/humanitas-net.humweb.webiz.team\/sr\/wiki\/uretra\/","title":{"rendered":"Uretra"},"content":{"rendered":"<p>Uretra ili mokra\u0107na cev predstavlja cevasti organ kroz koji se urin iz mokra\u0107ne be\u0161ike izbacuje iz ljudskog tela. Uretra je organ koji istovremeno pripada i mokra\u0107nim putevima i reproduktivnom traktu kod mu\u0161karaca, dok kod \u017eena dolazi do potpunog odvajanja mokra\u0107nih i polnih puteva. Kako \u0107e izgledati struktura i koja \u0107e biti funkcija mokra\u0107ne cevi zavisi od pola. Kod mu\u0161karaca mokra\u0107nim putem se iz tela izbacuje i mokra\u0107a i lu\u010devine polnih organa (testisa). Kod \u017eena ureter ima jednu funckiju, a to je izbacivanje mokra\u0107e. U mokra\u0107noj cevi razlikuju se tri dela &#8211; penilni, prostati\u010dki i membranski. Kod mu\u0161karaca, uretra po\u010dinje iz mokra\u0107ne be\u0161ike i prolazi kroz prostatu. Unutar prostate dolazi do lu\u010denja retke, prozirne te\u010dnosti koja se uliva u uretru. U membranski deo uretre ulivaju se lu\u010devine bulbouretalne \u017elezde. Nakon prolaska kroz prostatu uretra se pru\u017ea niz centralni deo penisa, i zavr\u0161ava se na otvoru penisa, odnosno \u010dvabalu. Du\u017e celog mokra\u0107nog kanala nalaze se mukozne \u017elezde. Pre\u010dnik mokra\u0107nog kanala je oko 10mm, ali ova dimenzija mo\u017ee znatno varirati u odnosu na pol pacijenata. Mokra\u0107ni kanal povezan je sa be\u0161ikom i kod mu\u0161karaca i kod \u017eena.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"sta-je-uretra\">\u0160ta je uretra?<\/h2>\n<p>Uretra, odnosno mokra\u0107ni put, predstavlja kanal unutar mokra\u0107nih puteva koji povezuje mokra\u0107nu be\u0161iku sa spoljnim svetom. Kod \u017eena mokra\u0107ni kanal duga\u010dak je izme\u0111u 3 i 4 cm. Mokra\u0107ni put kod \u017eena skoro da je pravolinijski, i povezuje mokra\u0107nu be\u0161iku sa mokra\u0107nim otvorom. Mokra\u0107ni otvor kod \u017eena nalazi se na povr\u0161ini tela izme\u0111u klitorisa i vaginalnog otvora.<\/p>\n<p>&nbsp;<\/p>\n<p>Kod mu\u0161karaca mokra\u0107na cev obi\u010dno je duga\u010dka 15 ili vi\u0161e santimetara, \u0161to zna\u010di da je skoro tri puta du\u017ea od mokra\u0107ne cevi kod \u017eena. Ureter kod mu\u0161karaca deli se na prednju i zadnju mokra\u0107nu cev. Prednji deo mokra\u0107ne cevi duga\u010dak je oko 8 cm, i prolazi kroz skrotum i penis. Ovaj deo mokra\u0107ne cevi zavr\u0161ava se na otvoru penisa, lat. meatusu, koji se nalazi na samom vrhu penisa. Predji deo mokra\u0107ne cevi celom du\u017einom okru\u017een je sun\u0111erastim tkivom. Sun\u0111erasto tkivo predstavlja veoma prokrvljeno tkivo koja igra veoma bitnu ulogu u uspostavljanju i odr\u017eavanju erekcije u toku seksualnog uzbu\u0111enja. Zadnji deo mokra\u0107ne cevi kod mu\u0161karaca naziva se prostati\u010dna uretra. Ovaj deo mokra\u0107ne cevi u proseku je duga\u010dak oko 4 cm i celom svojom du\u017einom obavijen je prostatom. U ovom delu uretre mokra\u0107na cev i semenovodi sprovode spermu koja se proizvela unutar testisa.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"koja-je-funkcija-uretre\">Koja je funkcija uretre?<\/h2>\n<p>Mokra\u0107na cev ili mokra\u0107ni kanal predstavlja cevasti organ koji povezuje mokra\u0107nu be\u0161iku sa okolinom i omogu\u0107ava izlu\u010divanje mokra\u0107e iz tela u spolja\u0161nju sredinu. Mokra\u0107na cev deo je mokra\u0107nog sistema i polnog sistema. Mokra\u0107na cev kod oba pola ima ulogu u eliminisanju urina iz tela, dok kod mu\u0161karaca vr\u0161i funkciju i izbacivanja sperme iz tela u toku ejakulacije. Kod \u017eena mokra\u0107na cev duga\u010dkaje izme\u0111u 3 i 5 cm i zavr\u0161ava se u vulvi izme\u0111u klitorisa i otvora vagine. Zbog kratko\u0107e uretre \u017eene su podlo\u017enije razvijanju urinarnim i vaginalnim infekcijama od mu\u0161karaca. Kod mu\u0161karaca mokra\u0107na dev duga\u010dka je oko 20 cm, polazi iz be\u0161ike i zavr\u0161ava se na vrhu penisa. Unutra\u0161njost uretera kod mu\u0161karaca sastoji se od spiralnih nabora koji omogu\u0107avaju br\u017ei protok urina i sperme.<\/p>\n","protected":false},"featured_media":0,"parent":0,"template":"","Example":[1789],"class_list":["post-80882","enciclopedia","type-enciclopedia","status-publish","hentry","enciclopedia_category-anatomija"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Uretra - 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=\"sr_RS\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Uretra - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Uretra ili mokra\u0107na cev predstavlja cevasti organ kroz koji se urin iz mokra\u0107ne be\u0161ike izbacuje iz ljudskog tela. Uretra je organ koji istovremeno pripada i mokra\u0107nim putevima i reproduktivnom traktu kod mu\u0161karaca, dok kod \u017eena dolazi do potpunog odvajanja mokra\u0107nih i polnih puteva. 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