ImpiloImithi

Yiziphi izitho is uhlelo womuntu wokugaya ukudla? Incazelo lokuphatselene nesakhiwo nemsebenti

Isimiso sokugaya ukudla bungene akaconsi emzimbeni womuntu. Kuyinto ngokudla kwakhe kugaywe ugxile izingxenye eziwusizo adingekayo ukuze asekele ukuphila. On okusebenza kahle kanjani incike inhlalakahle wonke umzimba. Yiziphi emizimbeni is isimiso sokugaya ukudla bungene, futhi yiziphi imisebenzi yabo? Lokhu kuyadingeka ukuze baqonde kabanzi.

imisebenzi

Kubantu, nemvelo alinikezi eziseceleni. Emhlanganweni ngamunye izingxenye zalo banikwa ezinye umthwalo. Ngokusebenzisa ukusebenzisana kuqinisekisa inhlalakahle umzimba futhi silondoloze enempilo.

wokugaya ukudla uhlelo imisebenzi kanje:

  1. Motor-manual. Lokhu kuhlanganisa ukugaya, ezihambayo Ukukhetha ukudla.
  2. Secretory. It eheha ukukhiqizwa enzyme, ematheni ayo wokugaya ukudla, Bile, okuyizinto ahileleke ukugaya.
  3. Ukuncela. ukumuncwa Kuncike umzimba ka amaprotheni, ama-carbohydrate namafutha, amaminerali, amanzi kanye amavithamini.

Motor-manual umsebenzi ukunciphisa imisipha ugaye ukudla, kanye elishukumisayo yayo futhi ezihambayo. umsebenzi Secretory kutfutfukisa amaseli yezindlala ka ayo wokugaya ukudla. Ngenxa umsebenzi ukuncela inikezwa yi ukulethwa umsoco igazi lymph.

isakhiwo

Isiphi isakhiwo ngumuntu wokugaya ukudla uhlelo? isakhiwo sayo kuhloswe ukucubungula kanye nokunyakaza kwezingxenye amaminerali okuvela ngaphandle komzimba, kanye ukuhoxiswa izinto ezingafuneki ku imvelo. Izindonga isimiso sokugaya ukudla bungene siqukethe izingqimba ezine. Ngaphakathi basuke uphahlwe a ulwelwesi lwamafinyila. It moisturizes odongeni wesiteshi ikhuthaza ndima kulula ukudla. Ngaphansi kwalo kuyinto submucosa. Ngenxa emphethweni walo amaningana alimentary canal ebusweni iba ezinkudlwana. Submucosa eligcwele ezinzwa plexus, imigudu ye-lymph kanye igazi. Asele izingqimba ezimbili kukhona imisipha yangaphandle nemisipha kwangaphakathi.

Isimiso sokugaya ukudla bungene siqukethe izitho ezilandelayo:

  • umlomo:
  • emphinjeni kanye pharynx;
  • esiswini;
  • ikholoni;
  • emathunjini amancane;
  • indlala wokugaya ukudla.

Ukuze uqonde umsebenzi wabo ukuze ume empambanweni ngamunye kabanzi.

umlomo

Ngo esigabeni sokuqala, ukudla okungena emlonyeni lapho kwenziwe ukucubungula eyinhloko. Amazinyo ukugaya enze umsebenzi, ulimi, sibonga efihlekile ukunambitheka, etholakala kulo, ucubungula ikhwalithi yemikhicito engenayo. Khona-ke nezindlala salivary uqale ama-enzyme akhethekile cwilisa nokudla eyinhloko ukugaya. Ngemva inqubo yokwelapha ngokwamaqiniso ngalo ingaphakathi ngomlomo lingena okwengeziwe ku kwezitho zangaphakathi, isimiso sokugaya ukudla bungene iyaqhubeka nomsebenzi wayo.

Ukuze lo mnyango akunakubangelwa imisipha abathintekayo inqubo nut.

Emphinjeni kanye pharynx

Ukudla ingena ngaphakathi komgodi uphondo emise esakhiwa imisipha zesivikelo sesifuba. Kuyinto lesi sakhiwo has ungiphuzise. Ngosizo lomuntu wakhe iphuza ukudla, bese ihamba phansi emphinjeni, bese engena ezithweni eyinhloko uhlelo womuntu wokugaya ukudla.

esiswini

Kulesi umzimba axutshwa, nokuwohloka ukudla. Isisu ukubukeka kuyinto sac kwemisipha. Ngaphakathi kuba ivolumu ozwakala up 2 amalitha.

Ebusweni engaphakathi yalo yakhiwa sebuningini nezindlala, okuyinto eyenzeka ngenxa ukukhiqizwa ijusi hydrochloric acid adingekayo ukuze kokudla esiswini. Bona ninamathele izingxenye ukudla bese neqhaza intuthuko yabo phambili.

emathunjini amancane

Yiziphi emizimbeni is isimiso sokugaya ukudla bungene ngaphezu ngomlomo ingaphakathi, pharynx, emphinjeni kanye isisu? Ngokudlula kwabo, ukudla engena duodenum - ukuqala emathunjini amancane. Ukudla ngaphansi kwethonya Bile ayo kanye yokuhlukanisa ekhethekile, bese kuqhutshekwa kuya izigaba ezilandelayo emathunjini amancane - jejunum futhi ileum.

Lapha, ketshezi ekugcineni uhlukanise kwenzeka ukumuncwa izakhi mkhondo, amavithamini kanye nezinye izingxenye eziwusizo egazini. Ubude bayo cishe ayisithupha amamitha. emathunjini amancane ugcwalise isisu. Inqubo ukuncela kuthonywa villi ekhethekile, ehlanganisa le mucosa. Ngenxa valve akhethekile Kumiswa a yesivalo okuthiwa ukuthi okuvimba ukunyakaza reverse indle.

Ithumbu elikhulu

Kubalulekile kakhulu somzimba womuntu wokugaya ukudla uhlelo. Kusukela lokho iziphathimandla kubalulekile ukuze ukuqonda imisebenzi yawo ngokupheleleko. Ekuphenduleni lo mbuzo, kubalulekile ukukhomba omunye, kungekho mnyango esingabalulekile kangako, u okuyinto ucedzela inqubo ukugaya. Lokhu emathunjini ezinkulu. Kuyinto kuwo bese uthola zonke undigested ukudla ezisalayo. Kukhona esikuthola amanzi kanye kumiswa sezinyawo, ukubhidlika yokugcina amaprotheni zamagama microbiological amavithamini (B ikakhulu bese C).

Sakhiwo ikholoni

Ubude yomzimba amamitha cishe unyaka nesigamu. Siqukethe iminyango elandelayo:

  • cecum (isithasiselo vermiform likhona);
  • ikholoni (okuyinto yena, ihlanganisa unyuka, transverse, ukwehla kanye sigmoid;
  • ingemuva (liqukethe ampoules futhi umsele anal).

Iphela ukuvulwa ikholoni anal lapho ukudla kusetshenzwe is excreted.

indlala wokugaya ukudla

Yiziphi emizimbeni is isimiso sokugaya ukudla bungene? A nkulu ziphendulela ngowamagunya isibindi, amanyikwe kanye gallbladder. Ngaphandle kwawo, inqubo ukugaya, isimiso, futhi akukho nezinye izindikimba kwakungenakwenzeka.

Isibindi kusiza ukukhiqiza ebalulekile - Bile. The main umsebenzi Bile - lo emulsification kwamafutha. Isitho ibekwe ngezansi diaphragm ohlangothini lwesokudla. Esikhathini isibindi, izinkinga zihlanganisa ukubambezeleka izidakamizwa eziyingozi, esiza ukugwema ubuthi umzimba. Ngakho-ke, uhlobo lemifanekiso, ngokuvamile ehlupheka ngenxa ekuqongeleleni enkulu ubuthi.

Esinyeni nenyongo kuyinto kwesigubhu ngoba Bile ekhiqizwa isibindi.

Kwamanyikwe bukhipha enzyme ekhethekile bayakwazi ukuba ngivule amafutha, amaphrotheni kanye carbohydrate. It is ukuthi uyakwazi ukwakha angu-1.5 amalitha juice ngelanga ezaziwayo. Futhi, amanyikwe ukhiqiza insulini (i-hormone peptide). Kuthinta exchange of cishe zonke izicubu.

Phakathi nezindlala wokugaya ukudla bese salivary Kumele kuqashelwe ukuthi ngokufanele emlonyeni, bekhipha izinto ngoba ukuthambisa ukudla futhi eqhekeza yayo sokuqala.

Yini esongela ukuba ungabe usasebenza kahle wokugaya ukudla?

A ecacile, umsebenzi esihlelwe iziphathimandla kuqinisekisa ukusebenza efanele wonke umzimba. Kodwa ukwephula inqubo ukugaya, ngeshwa, akuyona into engajwayelekile. Lisongela ukuvela izifo ezihlukahlukene, futhi phakathi kwazo endaweni ehamba phambili kungokwalabo kolwelwesi, esophagitis, izilonda, dysbiosis, wamathumbu isimiso, ubuthi nokunye. Esimeni izifo okunjalo kumelwe ube ukwelashwa esifike ngesikhathi ukwenza, noma ngenxa ukubambezeleka sesithole umsoco egazini bungaphazamisa ukusebenza kwezinye izidumbu. Ungasebenzisi izindlela ezivamile ngaphandle kokukhuluma nodokotela. Esebenzisa imithi ehlukile asetshenziswa kuphela lihambisana yokwelapha imithi ngaphansi kokuqondisa wezempilo.

Ukuze uqonde wonke Umgomo we operation, kubalulekile ukwazi, kulokho emizimbeni kuyinto wokugaya ukudla. Lokhu kuzosiza Ukukuqonda kahle inkinga uma kwenzeka futhi ukuthola indlela ukuxazulula. Leli cebo lilula, abathintekayo kuphela okuvelele. Empeleni, umuntu wokugaya ukudla uhlelo luyindida kakhulu.

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