A\u011eIZ:
\nInsanda a\u011f\u0131z bo\u015flu\u011funda dil ve di\u015fler bulunur.Di\u015fler besin almaya par\u00e7alamaya ve \u00f6\u011f\u00fctmeye yarar.\u00d6n di\u015fler kesme,k\u00f6pek di\u015fler par\u00e7alama,k\u00fc\u00e7\u00fck ve b\u00fcy\u00fck az\u0131 di\u015fler \u00f6\u011f\u00fctme g\u00f6revini yapar.A\u011f\u0131z\u0131n i\u00e7inim \u0131slakl\u0131\u011f\u0131n\u0131 t\u00fck\u00fcr\u00fck salg\u0131s\u0131 sa\u011flar.T\u00fck\u00fcr\u00fckte su,amilaz enzimi,baz\u0131 iyonlar ve mukus bulunur.T\u00fck\u00fcr\u00fck konu\u015fmay\u0131 kolayla\u015ft\u0131r\u0131r.Amilaz enzimi karbonhidratlar\u0131n kimyasal sindirimini sa\u011flar.Mukus ise lokman\u0131n kayganla\u015ft\u0131r\u0131lmas\u0131n\u0131 sa\u011flar.A\u011f\u0131za al\u0131nan besinler mekanik olarak par\u00e7alan\u0131r,\u0131slat\u0131l\u0131r ve yutmaya elveri\u015fli hale getirilir.A\u011f\u0131zda \u00e7i\u011fnenen besinler dille geriye do\u011fru itilir.Yutma i\u015flemi b\u00f6ylece tamamlan\u0131r.<\/p>\n
YUTAK:<\/p>\n
A\u011f\u0131zdan sonra yer al\u0131r.Yutma i\u015flemi s\u0131ras\u0131nda k\u00fc\u00e7\u00fck dil soluk borusunu kapatarak besinlerin soluk borusuna ka\u00e7mas\u0131n\u0131 engeller ve besinler yemek borusuna ge\u00e7er.Bu s\u0131rada solunum k\u0131sa bir s\u00fcre i\u00e7in durur.<\/p>\n
YEMEK BORUSU:<\/p>\n
Yutak ile mide aras\u0131nda bulunur.Yemek borusundaki halka kaslar\u0131n pe\u015fpe\u015fe kas\u0131lmas\u0131 ile peristaltik hareketler olu\u015fur.B\u00f6ylece besin mideye ula\u015ft\u0131r\u0131l\u0131r.Yemek borusunda mekanik ve kimyasal sindirim olmaz.<\/p>\n
M\u0130DE:<\/p>\n
Besinleri ge\u00e7ici olarak depo eden mekanik ve kimyasal sindirimin yap\u0131ld\u0131\u011f\u0131 organd\u0131r.Midenin i\u00e7 k\u0131sm\u0131nda mukoza tabakas\u0131 vard\u0131r.Ortas\u0131ndaenine ,boyuna ve \u00e7apraz yerle\u015fmi\u015f d\u00fcz kaslar,d\u0131\u015f\u0131nda ise ba\u011f doku bulunur.Ba\u011f dokunun \u00fczerini PERITON ad\u0131 verilen kar\u0131n zar\u0131 \u00f6rter.Midenin \u00e7al\u0131\u015fmas\u0131n\u0131 vagus siniri ve gastrin hormonu d\u00fczenler.Gastrin hormonu mide bezlerini pepsinojen salg\u0131lamas\u0131 i\u00e7in uyar\u0131r.HCL midede asidik bir ortam olu\u015fturur ve pepsinojeni aktif hale getirir.Bu arada mideye gelen baz\u0131 mikroorganizmalar\u0131 da \u00f6ld\u00fcr\u00fcr.Mideye gelen besinler mide kap\u0131s\u0131n\u0131n a\u00e7\u0131lmas\u0131 ile mideye girer ve bulama\u00e7 haline gelen besinler mide \u00e7\u0131k\u0131\u015f kap\u0131s\u0131ndan ince ba\u011f\u0131rsa\u011fa ge\u00e7er.<\/p>\n
\u0130NCE BA\u011eIRSAK:<\/p>\n
Ince ba\u011f\u0131rsak sindirimin tamamland\u0131\u011f\u0131 ve son \u00fcr\u00fcn\u00fcn emildi\u011fi organd\u0131r.Ince ba\u011f\u0131rsa\u011f\u0131n mide ile birle\u015fti\u011fi yere oniki parmak ba\u011f\u0131rsa\u011f\u0131 denir.Bu k\u0131s\u0131m pek \u00e7ok sindirim enziminin d\u00f6k\u00fcld\u00fc\u011f\u00fc yerdir.Onikiparmak ba\u011f\u0131rsa\u011f\u0131na ge\u00e7en asidik besinler,sekretin hormonu ve kolesistokin\u015fn hormonu salg\u0131lamas\u0131 i\u00e7in ba\u011f\u0131rsa\u011f\u0131 uyar\u0131rlar.Bu hormonlar pankreas ve karaci\u011feri uyar\u0131rlar.Pankreas \u00f6z suyunun ve safra suyunun salg\u0131lanmas\u0131n\u0131 sa\u011flar.Ince ba\u011f\u0131rsakta kas\u0131lan kaslar mekanik sindirime yard\u0131mc\u0131 olurlar.<\/p>\n
KALIN BA\u011eIRSAK:<\/p>\n
Kal\u0131n ba\u011f\u0131rsak sindirilmeyen maddelerin topland\u0131\u011f\u0131 ve at\u0131ld\u0131\u011f\u0131 organd\u0131r,rektum ile sonlan\u0131r.Madensel tuzlar ve su burada emilir.B\u00f6ylece d\u0131\u015fk\u0131 olu\u015fur.\u0130nce ba\u011f\u0131rsakla kal\u0131n ba\u011f\u0131rsa\u011f\u0131n birle\u015fti\u011fi yere k\u00f6r ba\u011f\u0131rsak denir.Burada apandist denilen bir \u00e7\u0131knt\u0131 vard\u0131r.Kal\u0131n ba\u011f\u0131rsakta ya\u015fayan baz\u0131 bakteriler K ve B vitaminlerinin sentezlenmesini sa\u011flar.<\/p>\n
KARAC\u0130\u011eER PANKREAS VE SAFRA KESES\u0130<\/p>\n
Karaci\u011fer h\u00fccreleri safra suyu salg\u0131lar.Karaciger kanal\u0131na aktar\u0131lan safra suyu,safra kesesine d\u00f6k\u00fcl\u00fcr.Safra suyu i\u00e7inde ya\u011f sindiriminde \u00f6nemli rol oynayan safra tuzlar\u0131,kolesterol,ya \u011f asitleri ve safra pigmentleri bulunur.Safra ince ba\u011f\u0131rsakta ya\u011flar\u0131n sindirimine yard\u0131mc\u0131 olur.Ba\u011f\u0131rsa\u011f\u0131 n\u00f6tralize eder.Ya\u011fda eriyen vitaminlerin emilmesini sa\u011flar.
\nKaraci\u011fer sa\u011f ve sol lob diye iki k\u0131s\u0131mdan olu\u015fur.Pankreas karma bir bezdir.I\u00e7 ve d\u0131\u015f salg\u0131 yapabilir.Pankreas salg\u0131s\u0131 besinlerin sindiriminde etkisi olan sulu ve PH de\u011feri 8,5 olan bir s\u0131v\u0131d\u0131r.Salg\u0131lad\u0131\u011f\u0131 enzimler amilaz lipaz,tripsinojen ve kimotripsinojendir.Ki motripsinojen ve tripsinojen oniki parmak ba\u011f\u0131rsa\u011f\u0131na d\u00f6k\u00fclen kadar aktif de\u011fildir.Bu enzimlerin aktifle\u015fmesi ince ba\u011f\u0131rsakta enterokinazla olur<\/p>\n","protected":false},"excerpt":{"rendered":"
A\u011eIZ: Insanda a\u011f\u0131z bo\u015flu\u011funda dil ve di\u015fler bulunur.Di\u015fler besin almaya par\u00e7alamaya ve \u00f6\u011f\u00fctmeye yarar.\u00d6n di\u015fler kesme,k\u00f6pek di\u015fler par\u00e7alama,k\u00fc\u00e7\u00fck ve b\u00fcy\u00fck az\u0131 di\u015fler \u00f6\u011f\u00fctme g\u00f6revini yapar.A\u011f\u0131z\u0131n i\u00e7inim \u0131slakl\u0131\u011f\u0131n\u0131 t\u00fck\u00fcr\u00fck salg\u0131s\u0131 sa\u011flar.T\u00fck\u00fcr\u00fckte su,amilaz enzimi,baz\u0131 iyonlar ve mukus bulunur.T\u00fck\u00fcr\u00fck konu\u015fmay\u0131 kolayla\u015ft\u0131r\u0131r.Amilaz enzimi karbonhidratlar\u0131n kimyasal sindirimini sa\u011flar.Mukus ise lokman\u0131n kayganla\u015ft\u0131r\u0131lmas\u0131n\u0131 sa\u011flar.A\u011f\u0131za al\u0131nan besinler mekanik olarak par\u00e7alan\u0131r,\u0131slat\u0131l\u0131r ve yutmaya elveri\u015fli … Devam\u0131n\u0131 oku…<\/a><\/p>\n","protected":false},"author":1685,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[15],"tags":[],"_links":{"self":[{"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/posts\/51971"}],"collection":[{"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/users\/1685"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/comments?post=51971"}],"version-history":[{"count":0,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/posts\/51971\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/media?parent=51971"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/categories?post=51971"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sorubak.com\/blog\/wp-json\/wp\/v2\/tags?post=51971"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}