A tsarin narkewa kamar na dabbobi masu shayarwa: tsarin fasali

Dabbobi masu shayarwa - suna da dabbobi da cewa ciyar da matasa tare da madara. Su ne mafi sosai shirya. Excretory, haihuwa, narkewa kamar, na numfashi da kuma jijiyoyi da dabbobi masu shayarwa, mafi hadaddun tsarin a kwatanta da sauran din raka'a. Amma musamman hankali ya kamata a biya su da tsarin shi ne narkewa kamar tsarin.

Abinci mai gina jiki da kuma narkewa

Abinci - daya daga cikin manyan siffofin na rayayyun kwayoyin halitta. Wannan tsari ya kunshi a da ake ji wa jiki abubuwa da su canji da kuma tukar tumbi fita unprocessed abinci sharan. A musamman gabobin auku narkewa - tsagawa hadaddun kwayoyin abubuwa (sunadarai, lipids, carbohydrates) cikin sauki, wanda za a iya tunawa a cikin jini. Me biopolymers su hargitse a cikin ta bangaren sassa? Gaskiyar cewa su kwayoyin ne manya-manyan kuma ba zai iya shiga daga narkewa kamar tashar a cikin jini. A tsarin narkewa kamar na dabbobi masu shayarwa - shi ne ba togiya. Shi yana da yawan siffofin cewa bambance su daga sauran chordates.

A tsarin da narkewa kamar tsarin a dabbobi masu shayarwa

Wannan tsarin Gabar kunshi sassa biyu: da tashar da gland. A farko abinci ne narkewar, na gina jiki da ake tunawa a cikin jini, kuma ta saurã unprocessed tafi a waje. Alimentary canal hada da wadannan sassan: buccal rami, pharynx, esophagus, ciki, ƙanana da manyan hanji, kawo karshen dubura. Therethrough da kuma kawar da tarkace undigested. Features na tsarin da narkewa kamar tsarin da dabbobi masu shayarwa yi ne a gaban na baƙin ƙarfe. Wannan musamman gabobin, wanda suke enzymes - nazarin halittu catalysts da inganta aiwatar da tsakiyan nonon na biopolymers.

Features na narkewa a cikin bakin

Hukumomin dabbobi masu shayarwa narkewa kamar tsarin, kuma mafi musamman da tashar ta fara da baka rami. Kunci da lebe form preoral kogo. Wannan shi ne inda iri biyu abinci aiki. Inji za'ayi ta hanyar bambancin hakora da kuma harshe, da sinadaran - enzyme na salivary gland. Ga su manne daya kawai irin kwayoyin abubuwa - polysaccharides, hadaddun carbohydrates to sauki sugars.

Bambantawa hakora dogara a kan irin abincin da kuma hanya ta samar. Da yara ne mafi cigaban incisors, domin herbivores ne na hali molars lebur siffar, da kuma Whales hakora sun bace a duk.

Narkewa a cikin ciki

Bolus daga bakin ta cikin esophagus da ciki ne motsi - mafi kumbura ɓangare na dukan tashar. Its murdede ganuwar fara ji ƙyama, da kuma abinci ne gauraye. Ga shi ne fallasa, da kuma sinadaran aiki. Narkewa kamar, jijiyoyi na dabbobi masu shayarwa suna a hankali alaka. Na ciki ruwan 'ya'yan itace karya saukar da sunadaran da lipids cikin monomers - aka gyara. Kawai a cikin wannan hanya da suka samu shiga cikin jini.

Narkewa a cikin Gut

A tsarin narkewa kamar na dabbobi masu shayarwa hanji ya ci gaba: ƙanana da manyan. Partially narkewar a ciki, abinci shiga cikin kananan rabo na farko da tawagar. A nan akwai karshe narkewa da sha na abubuwa a cikin jini, kuma Lymph. A farko daga cikin kananan hanji da ake kira duodenum. Yana bude ducts na pancreas da kuma hanta. Manyan hanjin - karshe sashe na narkewa kamar tsarin. Ga mafi yawan ruwa da ake tunawa da kafa stool, reflexively motsi daga dubura.

narkewa kamar gland shine yake

A tsarin narkewa kamar na dabbobi masu shayarwa ne halin gaban na baƙin ƙarfe. Wannan shi ne jikin, wanda suke enzymes. The baka rami ne uku nau'i-nau'i daga salivary gland. Da suke ɓoyewa da slimy abu colorless. A abun da ke ciki na yau ne ruwa, enzymes amylase da maltase da gamsai mucin. Kowace daga cikinsu ya yi aikin ta aiki. Ruwa wets abinci lysozyme inactivates kwayoyin da kuma warkar da raunukanku, amylase da maltase cleaves carbohydrate mucin yana da wani da tsare sakamako.

A abun da ke ciki na ciki ruwan 'ya'yan itace hada da hydrochloric acid, taushẽwarsu putrefactive tafiyar matakai da kuma haramta motsa locomotor aiki. Ƙarin abubuwa ne enzymes pepsin da lipase, wanda ake bi da bi cleaved sunadaran da lipids. Hydrochloric acid ne chemically aiki, abu iya corrode da ciki rufi. Daga wannan ayyukansa kare gamsai (mucin).

A pancreas secretes narkewa kamar juices, enzymes kunshi trypsin, amylase da lipase. Su karshe cleaved tare da wani Organic abu.

Mai girma da muhimmancin da hanta. An kullum kafa bile. Da zarar a cikin kananan hanji, shi emulsifies fats. Jigon wannan tsari ne da lalata wadannan biopolymers cikin kananan droplets. Kamar yadda irin wannan, suna da sauri narkewar da kuma samamme ta jiki. Rayar da na enzymes, ta ƙara motor ayyuka na hanji, putrefaction tasha - shi ne ma wani aiki na hanta.

Menene enzymes

Kuma yanzu mafi game da yanayi da kuma tsarin ba da aikin na enzymes. Kamar yadda nazarin halittu catalysts, suka hanzarta sunadarai halayen. Narkewa kamar fili da dabbobi masu shayarwa ne da gaske kawai a wuri na mataki na enzymes.

Ciyar da halaye na dabbobi masu shayarwa

A sa na sinadaran rikirkida daga cikin abubuwa daga lokacin daukan hotuna zuwa samu kira metabolism. Wannan shi ne wani zama dole yanayin ga girma, ci gaba, da kuma kawai da wanzuwar wani rai gabar. Daban-daban kungiyoyin na dabbobi masu shayarwa a hanyoyi da dama saba da samar da abinci. Da yara hare hare da weaker dabbobi. Don yin wannan, suna da wata rijiya-ɓullo da hakora, wato incisors da canines. Kuma da yawa herbivorous da carnivorous jinsunan. Na musamman sha'awa ne dabbobi. Su narkewa kamar tsarin ne musamman hadaddun. A incisors ne gaba daya ba ya nan daga saman, suna maye gurbinsu a giciye-nadi hakori da kuma hakora masu tasowa. Wannan tsarin da hakora da ake bukata a tauna ciyawa - danko. Rakumin dawa, da shanu, da barewa - ne na hali wakilan wannan rukuni na dabbobi. Su ciki ne zuwa kashi hudu sassan. Suna da ake kira da rumen, reticulum, omasum, abomasum. A cikin farko biyu chewed abinci decomposes a cikin m da ruwa sassa. Gum burped daga ciki da baya cikin bakin da chewed sake. Sa'an nan a hankali sarrafa abinci nan da nan samun uku sashen - littafin, sa'an nan - a cikin abomasum. A wannan makon sashen ta hõre mataki na ciki ruwan 'ya'yan itace, kuma a karshe raba.

Non-dabbobin da muke kiwo dabbobi kamar daji Boars, aladu da kuma hippos ne mai sauki guda-jam'iyya ciki da kuma narkewa kamar tsarin misali.

Don ansu rubuce-rubucen abinci, yi amfani da wasu dabbobi masu shayarwa reshe. Saboda haka, da giwa yana sanya abinci a bakin amfani da akwati. Kuma jemagu da cewa ciyar a kan Nectar, da aka saka a mota fuska da harshe a cikin wani nau'i na goga. A musamman na'urar ne, kuma zuwa stock abinci. Mutane da yawa hakori adana hatsi a cikin kunci pouches.

A tsarin narkewa kamar na dabbobi masu shayarwa yana da wani hadadden tsarin, wanda shi ne musamman dogara a kan yanayin da abinci da dabbobi habitats.