What causes heartburn? - Rusha Modi

1,821,937 views ・ 2018-11-01

TED-Ed


Please double-click on the English subtitles below to play the video.

Prevodilac: Aleksandar Bošnjak Lektor: Ivana Krivokuća
00:06
Just between your chest and abdomen
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Između grudi i abdomena
00:09
is where you’ll find one of the most important muscles
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se nalazi jedan od najvažnijih mišića
00:12
you probably didn't know you had:
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koji verovatno niste ni znali da imate:
00:14
the lower esophageal sphincter, or LES.
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donji ezofagealni sfinkter, ili DES.
00:19
When functioning properly,
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Pri normalnom funkcionisanju,
00:21
this ring of tissue plays a crucial role in helping us eat.
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ovaj prsten mišića igra važnu ulogu u procesu jedenja.
00:25
But when the LES malfunctions,
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Ali kada DES loše funkcioniše,
00:27
it becomes the main player in heartburn
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postaje glavni uzrok gorušice,
00:31
--a searing, sometimes sour-tasting chest-spasm
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osećaja gorenja, ponekad grčenja u grudima uz kiselinu u ustima,
00:34
that many people will experience at some point in their lives.
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koji će mnogi ljudi doživeti u nekom trenutku svog života.
00:38
We know that humans have been battling heartburn
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Znamo da su se ljudi borili sa gorušicom
00:41
for hundreds, if not thousands of years.
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stotinama, ako ne i hiljadama godina.
00:45
But recently the incidence has risen,
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Ali odskora se učestalost povećala,
00:47
making it a common stomach complaint worldwide.
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čineći je čestom stomačnom tegobom širom sveta.
00:51
When the symptoms of heartburn become more more regular and intense
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Kad simptomi gorušice postanu učestaliji i intenzivniji,
00:55
—such as twice a week or more--
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npr. dva puta nedeljno ili češće,
00:57
it’s diagnosed as Gastroesophageal Reflux Disease, or GERD.
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postavlja se dijagnoza gastroezofagealnog refluksa, ili GERD.
01:04
But what causes this problem,
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Ali šta prouzrokuje ovaj problem,
01:05
and how can it be stopped?
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i kako se on može zaustaviti?
01:08
Heartburn starts in an area called
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Gorušica počinje u oblasti zvanoj
01:10
the gastroesophageal junction, where the LES resides.
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gastroezofagealni spoj, gde se nalazi DES.
01:15
This smooth, muscular ring of the LES
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Ovaj glatki prsten mišića DES-a
01:18
is moderated by an intricate tree of nerve roots
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kontrolišu zapetljani nervni koreni
01:22
that connect to the brain, the heart, and the lungs.
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koji se povezuju sa mozgom, srcem i plućima.
01:26
After food enters the stomach from the esophagus,
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Nakon što hrana uđe u stomak iz jednjaka,
01:29
the muscle’s task is to stop it
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zadatak ovog mišića je da zaustavi hranu
01:31
from surging back up again.
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da se vrati nazad.
01:35
The LES contracts, squeezing the stomach entrance
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DES se grči, stiskajući otvor želuca
01:38
and creating a high pressure zone
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i stvara zonu visokog pritiska
01:40
that prevents digestive acids from seeping out.
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koja sprečava želudačnu kiselinu da izađe van želuca.
01:44
But if the LES relaxes at the wrong moment or gradually weakens,
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Ali ako se DES opusti u pogrešnom trenutku ili postepeno oslabi,
01:49
it becomes like a faulty, ill-fitting lid,
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postaje nešto poput neispravnog, neodgovarajućeg poklopca
01:53
causing the area to depressurize.
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koji prouzrokuje da se oblast oslobodi od pritiska.
01:56
That allows burning stomach acid--
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To mogućava gorućoj želudačnoj kiselini,
01:59
and even chunks of food--to spurt into the
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pa čak i delićima hrane, da dospeju do jednjaka,
02:02
esophagus, sometimes going as far up as the mouth.
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a nekad dođu čak i do usta.
02:07
The cause of all this internal drama
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Uzrok svih ovih unutrašnjih drama
02:09
has long been put down to diet.
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se oduvek pripisivao načinu ishrane.
02:12
Foods like caffeine and peppermint contain
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Namirnice kao što su kafa i pepermint sadrže sastojke
02:15
ingredients that may have a relaxing affect on the LES,
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koji mogu da imaju opuštajući efekat na DES,
02:19
which makes it incapable of doing its job.
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zbog čega nije u stanju da radi svoj posao.
02:23
Other acidic foods, like citrus and tomatoes,
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Druge kisele namirnice, kao što su limun i paradajz,
02:25
can worsen irritation of the esophagus
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mogu da pogoršaju iritaciju jednjaka
02:28
when they leach out with stomach acid.
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kad procure zajedno sa želudačnom kiselinom.
02:31
Carbonated beverages can similarly
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Gazirana pića mogu na sličan način
02:33
bubble up in the stomach,
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da se nakupe u želucu,
02:35
forcing open the valve.
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otvarajući zalistak na silu.
02:38
But researchers have discovered that food isn’t the only trigger.
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Istraživači su otkrili da hrana nije jedini okidač.
02:42
Smoking poses a risk, because the nicotine in cigarettes relaxes the LES.
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Pušenje predstavlja rizik, jer nikotin u cigaretama opušta DES.
02:48
Consuming excessive amounts of alcohol
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Konzumiranje ogromne količine alkohola
02:50
may have a similar effect.
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može imati sličan efekat.
02:52
Pregnant women often experience more heartburn
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Trudne žene doživljavaju često više gorušica
02:56
due to the pressure of a growing baby on their stomachs.
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zbog pritiska bebe koja raste na njihov želudac
02:59
and the levels of certain hormones in their bodies.
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i nivoa određenih hormona u njihovom telu.
03:02
Obesity can cause hernias that disrupt
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Gojaznost može prouzrokovati hernije koje ometaju
03:06
the anti-reflux barrier of the gastroesophageal junction
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barijeru u gastroezofagealnom čvoru koja se bori protiv odliva
03:09
that normally protects against heartburn.
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i koja obično štiti od gorušice.
03:13
Numerous medications, including those for asthma,
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Brojni lekovi, uključujući one za astmu, visoki krvni pritisak,
03:16
high blood pressure, birth control, and depression
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kontraceptivne pilule i lekove za depresiju
03:19
can also have unintended effects on the LES.
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takođe mogu imati neplanirane efekte na DES.
03:24
An occasional bout of heartburn isn't
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Povremena pojava gorušice
nije nešto zbog čega nužno treba brinuti.
03:27
necessarily something to worry about.
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03:29
But, if heartburn starts happening regularly,
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Ali ako gorušica počne redovno da se dešava,
03:31
it can weaken the LES muscle over time,
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može da oslabi DES mišić tokom vremena,
03:34
letting more and more acid escape.
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oslobađajući sve više i više kiseline.
03:37
And if it goes untreated,
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I ako se ne preduzme nešto,
03:39
this can cause bigger problems.
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ovo može da prouzrokuje veće probleme.
03:42
Over time, constant acid leakage from heartburn
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Tokom vremena, stalno curenje kiseline zbog gorušice
03:45
may form scar tissue which narrows the
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može da obrazuje ožiljak koji sužava ezofagealni kanal
03:48
esophageal tube, making it harder to swallow food.
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i otežava gutanje hrane.
03:51
Ongoing reflux can also damage the cells
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Neprekidan odliv takođe može da ošteti ćelije koje oblažu jednjak,
03:54
lining the esophagus--a rare condition called
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što je retka bolest zvana Baretov jednjak,
03:58
Barrett’s esophagus, which can elevate
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koja može da poveća rizik od ezofagealnog raka.
04:01
the risk of esophageal cancer.
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04:04
Luckily, heartburn is often treatable with
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Na sreću, gorušica se često može lečiti
04:06
a range of medicines that can help
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nizom lekova koji mogu da pomognu
04:08
neutralize or reduce stomach acid.
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da se neutrališe ili smanji želudačna kiselina.
04:11
In extreme cases, some people have surgery
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U ekstremnim slučajevima, neki ljudi idu na operaciju
04:14
to tighten the LES to minimize their distress.
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da zategnu DES da bi smanjili neprijatnosti.
04:18
But we can often stop heartburn
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Često možemo da zaustavimo gorušicu
04:20
before it reaches that point.
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pre nego što dođe do tog trenutka.
04:22
Reducing the consumption of certain foods,
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Smanjenje konzumiranja određene hrane,
04:24
not smoking, and maintaining a healthy weight
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prestanak pušenja i održavanje zdrave kilaže
04:27
can all dramatically reduce reflux.
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može drastično smanjiti odliv kiseline.
04:31
With proper care we can help our LES’s keep
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Adekvatnom negom možemo pomoći svom DES-u
04:34
the chemical fountain of our stomachs in proper order
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da održi hemijsku fontanu želuca u odgovarajućem stanju
04:37
and avoid having to feel the burn.
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i da izbegnemo osećaj žarenja.
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