{"id":80629,"date":"2018-04-13T11:26:10","date_gmt":"2018-04-13T11:26:10","guid":{"rendered":"http:\/\/humanitasnet-new.local\/enciclopedia\/cuprul\/"},"modified":"2018-04-13T11:26:10","modified_gmt":"2018-04-13T11:26:10","slug":"cuprul","status":"publish","type":"enciclopedia","link":"https:\/\/humanitas-net.humweb.webiz.team\/ro\/wiki\/cuprul\/","title":{"rendered":"Cuprul"},"content":{"rendered":"

Ce este cuprul?<\/h2>\n

Cuprul este un mineral, prezent \u00een organism \u00een cantit\u0103\u021bi mici. Acesta este pe locul al treilea \u00een importan\u021b\u0103 dup\u0103 fier \u0219i aluminiu. La un adult, aproximativ 100 mg se g\u0103sesc \u00een principal \u00een zone cum ar fi ficatul, oasele \u0219i mu\u0219chii, creierul, rinichii \u0219i inima. Cuprul este implicat \u00een via\u021ba de zi cu zi a unui individ, deoarece este un nutrient esen\u021bial pentru dieta zilnic\u0103 \u0219i ajut\u0103 la men\u021binerea s\u0103n\u0103t\u0103\u021bii celulelor nervoase, precum \u0219i a sistemului imunitar.<\/p>\n

Care este rolul cuprului?<\/h2>\n

Cuprul este important pentru func\u021bia multor enzime. Printre numeroasele sale activit\u0103\u021bi, acesta este inclus \u0219i \u00een reglarea metabolismului, ajut\u00e2nd corpul s\u0103 fac\u0103 energie prin combinarea cu fierul \u0219i s\u0103 produc\u0103 globule ro\u0219ii, oase \u0219i \u021besuturi conjunctive. Cuprul este, de asemenea, implicat \u00een pigmentarea pielii \u0219i p\u0103rului,<\/p>\n

influen\u021beaz\u0103 func\u021bionarea inimii, \u0219i ac\u021bioneaz\u0103 ca antioxidant, reduc\u00e2nd radicalii liberi care pot afecta celulele \u0219i ADN-ul.<\/p>\n

<\/h2>\n

Ce alimente sunt bogate \u00een cupru?<\/h2>\n

O varietate de tipuri de carne, mai ales ficatul \u0219i rinichii, sunt cele mai bogate surse de cupru. Alte surse bune includ scoicile, stridiile, fructele uscate, semin\u021bele, t\u0103r\u00e2\u021bele de gr\u00e2u, cerealele integrale, legumele cu frunze verzi, ciocolata \u0219i leguminoasele.<\/p>\n

 <\/p>\n

Care este cerin\u021ba zilnic\u0103 recomandat\u0103 de cupru?<\/h2>\n

Necesarul estimativ zilnic de cupru pentru un adult este cuprins \u00eentre 1,5 \u0219i 3 mg. La orice v\u00e2rst\u0103, aceast\u0103 cantitate este de obicei suficient\u0103 pentru a satisface o diet\u0103 s\u0103n\u0103toas\u0103, echilibrat\u0103.<\/p>\n

 <\/p>\n

Care sunt consecin\u021bele deficien\u021bei de cupru?<\/h2>\n

O diet\u0103 neechilibrat\u0103, malabsorb\u021bia sau un consum excesiv de zinc pot duce la deficitul de cupru. De\u0219i rar, acesta poate avea consecin\u021be grave asupra s\u0103n\u0103t\u0103\u021bii, cum ar fi demineralizarea oaselor, fragilitatea pere\u021bilor arterelor, anemia, problemele de \u021besut conjunctiv, tulbur\u0103ri nervoase, afectarea func\u021biei imune \u0219i riscul crescut de boli cardiovasculare \u0219i boli neurodegenerative. \u00cen orice caz, administrarea de suplimente de cupru poate ajuta persoanele cu anemie, \u00eens\u0103 orice supliment ar trebui s\u0103 se fac\u0103 numai sub supravegherea unui medic.<\/p>\n

 <\/p>\n

Care sunt consecin\u021bele consumului excesiv de cupru?<\/h2>\n

Aportul excesiv de cupru din cauza consumului mare de alimente este rar. Simptomele frecvente pot include grea\u021b\u0103, v\u0103rs\u0103turi, diaree \u0219i febr\u0103. \u00cen cazuri mai severe, prea mult cupru poate duce la anemie hemolitic\u0103, ce poate fi fatal\u0103. Numai \u00een cazuri rare, de obicei la copii, se poate ajunge la afectarea ficatului sau ciroz\u0103. Alteori, consumul excesiv de cupru, datorat incapacit\u0103\u021bii ficatului de a-l elimina, poate duce la o afec\u021biune numit\u0103 boala lui Wilson. Boala Wilson este o tulburare genetic\u0103 rar\u0103, care duce la o acumulare de cupru \u00een ficat, creier, ochi \u0219i alte organe, provoc\u00e2nd tremur\u0103turi, dificult\u0103\u021bi de vorbire \u0219i \u00eenghi\u021bire, probleme de coordonare, schimb\u0103ri de personalitate \u0219i hepatit\u0103.<\/p>\n

 <\/p>\n

Ce este ceruloplasmia?<\/h2>\n

Ceruloplasmina este o protein\u0103 din s\u00e2nge care con\u021bine cupru. Nivelurile sc\u0103zute de ceruloplasmin\u0103 pot indica prezen\u021ba bolilor, cum ar fi boala lui Wilson, sindromul Menkes, aceruloplasminemia sau o boal\u0103 hepatic\u0103 \u00een stadii avansate, precum \u0219i condi\u021bii de malnutri\u021bie. Nivelurile ridicate de ceruloplasmin\u0103 poate fi prezente \u00een caz de otr\u0103vire cu cupru, \u00een timpul sarcinii, dac\u0103 se combin\u0103 contraceptive orale sau estrogen, precum \u0219i boli cum ar fi leucemia, boala lui Hodgkin, lupusul eritematos sistemic, artrita reumatoid\u0103, boala Alzheimer, ciroza biliar\u0103 primar\u0103, colestaza \u0219i inflama\u021biile.<\/p>\n","protected":false},"featured_media":0,"parent":0,"template":"","Example":[1779],"class_list":["post-80629","enciclopedia","type-enciclopedia","status-publish","hentry","enciclopedia_category-minerale"],"yoast_head":"\nCuprul - 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=\"Cuprul - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Ce este cuprul? 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