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Idanu karin na'ura: sifa da aiki

The ido ne daya daga cikin key azanci shine gabobin. Yana taka wata muhimmiyar rawa a mutum ji na duniya. The yawa ayyukan na jikin mutum yana da muhimmancin gaske. Idanu kama da haske, shi ne directed ga m Kwayoyin. A mutum na iya gane launi da kuma baki-da-fari image, ganin abubuwa a cikin juz'i a daban-daban nisa. Organ na gani ne a tagwayen da aka located a gaban girman fossa. An kewaye da wani karin na'ura na ido.

A tsarin da akan tantanin ido

A ciki harsashi yana da sassa biyu: a manyan raya da kuma ƙananan gaban. A karshen hadawa raduzhkovy da ciliary sashen. A gani rabo ya hada da ciki da kuma pigment juyayi yankin. A karshe akwai game da 10 yadudduka na Kwayoyin. Sun shigar da ciki na harsashi da zangarniya a cikin nau'i na sandunansu, kuma suka Cones. Saboda su da mutum tsinkayen haskoki na hasken rana da kuma faɗuwar rana. Sauran jijiya Kwayoyin wasa a ~ in wadata masaniya rawa. Su axons a haɗa da katako, kunno kai daga harsashi.

An karin na'ura na ido: haltta

Wannan sashen hada da dama abubuwa da cewa yin wani yawan muhimmanci ayyuka. из: An karin na'ura na ido aka yi sama da:

  1. Girare.
  2. Century.
  3. Lacrimal sashen.
  4. Tsokoki.
  5. Conjunctiva.

ayyuka

. Da farko, ya kamata mu lura da m aiki na karin na'ura na ido. Yana bayar da hydration gaban surface na jiki, hana shi daga bushewa fita. Bugu da kari, wannan sashen taimaka wajen cire waje barbashi. входит разрушение бактерий, которые попадают на поверхность органа. A cikin idanu na karin hawa ayyuka sun hada da lalata kwayoyin wanda isa surface na jiki. Division kuma taimaka wa kau na abubuwa da ake kafa a lokacin da danniya da kuma juyayi tashin hankali. Su tafi tare da hawaye.

tsokoki

Man yana da wani musamman tsarin da ido. – отдел, без которого нормальная работа органа была бы невозможна. A karin naúrar - wani sashi ba tare da al'ada aiki na jiki, dã mun kasance m. Na musamman muhimmancin ne musculature. Don apples kulla 4 mike (tsakiya, a kaikaice, kasa, saman), 2 QFontDatabase (ƙananan kuma babba) tsokoki. Kusan dukkan su zo daga zurfin ido soket, fara daga jijiyoci cikin agara zobe. A togiya ne ƙananan QFontDatabase tsoka. Partially zaruruwa mika daga gefuna da ophthalmic (babba) rata. Daga cikin agara da zobe tsoka ya samo asali, samar da hawa dutsen karni. An located a cikin sarari guda na mike fiber. Ya ƙare a cikin kauri daga cikin karni. Rectus directed tare ganuwar da ido soket. Suna located a tarnaƙi na jijiya. Gaba na ekweita, a nesa na 5-8 mm daga baki na cornea na baya tsokoki amfani da gajeren tendons saka a cikin sclera. Rectus rotates da apple a kusa da gatura rarraba juna. Yana motsa hagu da kuma dama da kuma vertically sama da kasa horizontally. Kaikaice tsoka jũya waje apple, tsakiya - ya juya daga tsakiya tare da girmamawa ga tsaye axis. A farko kayyade rabo ne kafa aponeurosis. Mafi yawansu ya tufts saka a cikin sclera. Wasu daga cikin su tafi gaba kuma m. Daga bisani, suna gyarawa zuwa a kaikaice bango. Ƙananan kuma babba mike zaruruwa samar da juyawa game da kwance axis of apple. A farko da hannu a cikin yunkuri downward da kuma juya daga tsakiya, na biyu - up kuma kadan knnaruzhi.

Nuna bambanci hannu kara daga babba tendinous zobe. Shi ya ta'allaka ne a yankin na verhnemedialnoy falaki. Kusa da gefen ramin zaruruwa wuce a cikin wani madauwari bakin ciki agara mai rufi synovial farji. Yana gudanar ta hanyar wani block da ciwon wani nau'i na zobe wakilta fibrous guringuntsi. Bugu da ari, agara deviates da ɗan baya da kuma waje. Wucewa karkashin babba mike tsoka, shi ne tsayayyen ga superolateral apple guda a nesa na kimanin 18 mm daga gefen da cornea. Skew babba zaruruwa samar da juyawa waje da kuma zuwa ƙasa. Lower hannu kara daga saman surface na ophthalmic muƙamuƙi dab da bude nasolacrimal bututu. Next, shi ne ya aiko waje da kuma na baya, kara tsakanin mike zaruruwa da kuma bango kwasfa. Kafaffen hannu a kan kaikaice surface bayan ekweita. Yana bayar da apple juya waje da kuma sama. работают согласованно. Eye tsoka karin na'urar Tsarin aiki a shagali. A wannan hanya da suka samar da synchronous motsi na hagu da kuma dama da apples.

fascia

Eye soket, inda ne apple, liyi tare da periosteum. A fannin babba rata da na gani canal shi Yanã shigar da Dura. Apple ya kewaye farjin ko Tenon ta kwantena. Yana an haɗa da sclera. A data kasance tsakanin farji da kuma surface na tsaguwa apple kira Tenon (episcleral) sarari. A kan raya surface na farko m rami Yanã shigar da da na gani jijiya, da kuma shi ne dace a gaban conjunctival coving. Ta farji ne jijiyoyi da jini, tendons oculomotor zaruruwa. Front madawwama biyu, kuma da abinda ke ciki suna partially rufe da kãriya mai shãmakacẽwa. Yana farawa daga periosteum na manya da ƙananan gefuna da aka haɗe zuwa guringuntsi karni. A fannin ciki kusurwa na ido ne alaka juya zuwa tsakiyar jijiya.

mai jiki

Tsakanin periosteum da farji apple, a kusa da oculomotor zaruruwa da na gani jijiya ta'allaka nama jari. Shi ne ake kira da kitsen jiki. Yana Alhlulbaiti da connective gada. Fat jiki ya yi aikin aiki na depreciation. A karami na shi ne a waje da mazugi kafa apple tsoka hadaddun. Shi ne m zuwa bango da ido soket. Mafi yawa daga cikin jiki ne a ciki da mazugi, kewaye da jijiya.

eyelids

Sun kasu kashi babba da ƙananan. представляют собой кожные складки, пролегающие спереди яблока. Wadannan Tsarin karin na'ura idanu ne fata folds cewa mika gaban apple. Eyelids rufe shi daga sama da kuma kasa. Lokacin da rufe shi gaba daya rufe da apples. Lokacin da bude-kaifi jihar shekaru iyakance mai gangara Ramin. A cikin kaikaice da kuma tsakiya bangarorin ta short kabu - spikes. Suna kafa ido sasanninta. A fannin da tsakiya commissure gabatar da wani kananan tudu. Shi ne ake kira tearful caruncle. Around shi ne wani lake. A cikin gida daga tsaye myastsa ne a kananan conjunctival Musulunci - semilunar. An dauke da uku saura (ƙyaftawar) karni, data kasance a cikin vertabrate. A cikin free gefen ƙananan kuma babba fatar ido, kusa da tsakiya kwana waje daga tafkin za a iya gani Yunƙurin - papilla. A saman akwai wani bude - farkon hawaye ducts. A fannin gefen ido soket Musulunci eyelids juya cikin abũbuwan rufi na m sassa na fuska. A iyaka da goshi protrudes transversely directed nadi wanda surface an rufe gashi. Wannan gira. A convex gaban farfajiya na eyelids. An rufe bakin ciki tare da fata, wanda ke da wani yawa gumi, kuma sebaceous gland. A na baya bangare na fuskantar da eyeball. Yana yana da wani concave siffar da aka rufe da conjunctiva. , фактически защищается веками. Duk da cewa nasa ne da karin na'ura na ido ne a zahiri kare for ƙarni.

connective farantin

An located a cikin kauri daga cikin manya da ƙananan eyelids. By ta yawa connective farantin ne kama da guringuntsi. Yana rarrabe gaban da kuma mayar da saman kazalika a kan gefuna 2 - free kuma orbital. The raya surface na farantin da tabbaci Fused da conjunctiva. Wannan take kaiwa zuwa smoothness na karshe a filin. A gaban da guringuntsi karni an haɗa da madauwari tsoka zaruruwa via connective nama. Daga cikin manya da ƙananan saman ya juya zuwa tsakiyar garun da na baya da kuma agara kunya kara overall cuta. Yana maida hankali ne akan lacrimal jakar kwai. Wajen kaikaice bango na wannan sunan ya zama wani gungu.

free baki

Yana yana da iyaka zuwa gaba da raya saman na karni. Orbital baki rabo a cikin Game da tsayayyen kewayewa via tsoka zaruruwa na ƙananan kuma babba guringuntsi. A zaruruwa na karshe a haɗe zuwa ciki surface. Suna haɗe da tsoka, wanda ya samar da dagawa da babba fatar ido. Ƙananan hannu an haɗa zuwa daidai rectus apple. An haɗe zuwa gefen eponymous guringuntsi. Located a free gefen hairs - cilia.

gland

Kusa da ramuka bude raya free baki. Su ne da maki na fita daga sebaceous gland. Su sa hannu sassa dake ciki da guringuntsi farantin. A cikin manya fatar ido sebaceous gland fiye da kasa (30-40 vs. 20-30). , следует также отметить, что на свободном крае между ресницами присутствуют отверстия, открывающие протоки потовых желез. Idan akai la'akari da tsarin da ido, wani karin na'ura na ido, ya kamata kuma a lura da cewa free baki tsakanin lashes akwai ramukan da cewa bude ducts daga sunadarin gumi.

conjunctiva

Don taya na'urorin ne na musamman GROOVES. Suna kafa a miƙa mulki na conjunctiva da manya da ƙananan eyelids a apple. Yana, bi da bi, maida hankali ne akan gaban rabo kara wajen corneal limbus. A tsallaka zobe kafa a sclera. All sarari kara daga gaban apple da kuma iyakance da conjunctiva aka kira jakar. Ya rufe tare da idanu rufe, da kuma lokacin da bude - sako daga waje muhalli. A cikin ciki karya guda conjunctival gland shine yake.

pathologies

. Akwai cututtuka daban-daban na karin na'ura na ido. Su duk bukatar cikakken bincike da kuma dace magani. отдел органа, нарушение его работы скажется на состоянии зрения. Saboda gaskiya cewa na'ura na ido - mai na biyu jiki na sashen, a take hakkin aikinsa shafi Jihar view. Lokacin na farko da bayyanar cututtuka kamata nan da nan ga wata gwani.

blepharitis

), как выше было сказано, включены веки. A na'ura na ido (karin) kamar yadda aka ambata a sama suna kafa eyelids. Lokacin da kumburi da gefuna kamu blepharitis. A etiology cuta ne sosai bambancin. Blepharitis, musamman, na iya zama saboda hypovitaminosis, anemia, helminthic infestations, gastrointestinal cuta da sauransu. Kamar yadda wani da ake bukata kafun cuta Pathology protrude lacrimal tsarin, na kullum conjunctivitis, hayaki daukan hotuna, ƙura. Blepharitis iya zama ulcerative, scaly, sauki da sauransu. Jiyya da aka wajabta ta likita. Shi ne m don kula da kiwon lafiya yanayin rayuwa da kuma aiki. A wani sauki blepharitis gudanar 1% bayani daga m kore ko 1% Mercury rawaya maganin shafawa. A ulcerative cuta daga cikin ido baya amfani kunsa daga kifi mai ko wani man fetur. A wani hadadden Pathology a lokacin ya shafi autohaemotherapy, physiotherapy.

dacryocystitis

особенно уязвим у новорожденных. Karin na'ura na ido ne musamman m a cikin jariri. Sau da yawa a jarirai kamu dacryocystitis. Yana da wani kumburi a lacrimal jakar kwai. Dacryocystitis za a iya gano a cikin manya. A wannan yanayin, shi ne yawanci kullum. Abubuwan da ake bukata ne kumburi a cikin hanci kogo, paranasal sinuses, kasusuwa cewa kewaye da jakar. Wadannan matakai sa da bata lokaci ba da kuma ci gaban da cutarwa microbes. Neonates dacryocystitis hade tare da adana daga cikin jam daga cikin fim rufe da ƙananan ɓangare na nasolacrimal bututu. Far ne m hanyoyin. A m pathologies a lokacin nada antiinflammatories. aiki da aka yi, bayan danniya na kumburi tafiyar matakai.

conjunctivitis

Ido kariya - babban aiki da ya yi aikin na'ura na ido. отдел постоянно подвергается внешнему воздействию. Karin sashen da aka kaiwa da komowar waje tunkaro. Conjunctivitis - daya daga cikin na kowa pathologies na gani sashin jiki. Yana da wani kumburi daga cikin connective daina kai hare hare. Adenoviral conjunctivitis shimfidawa da droplet kamuwa da cuta. Pathology tasowa sporadically a cikin nau'i na cutar annobar cutar. Mafi sau da yawa da shi ya auku a yara kungiyoyin. Fara halin yanzu m Pathology. Kafin ido raunuka yawanci faruwa Airways cuta, zazzabi, ya karu prootic Lymph nodes. Conjunctivitis yana tare da photophobia, lacrimation, redness da kuma kumburi daga cikin eyelids, hyperemia. Sau da yawa akwai follicles ko fim. Last gano, yawanci a yara.

A m zamani

Causative jamiái na cuta ne staphylo-, streptococci, gono-, pneumococci, bacillus na Koch-mako, da sauransu. Kullum, tasowa wani exogenous lalacewar da conjunctiva. Chance ma kai-kamuwa da cuta. Kamar yadda preconditions protrude overcooling ko zafi fiye da kima na jiki, microtraumas conjunctiva. A cuta ne ya sa ta tubercle bacillus, Wicks, yada ta hanyar datti hannuwa da kuma gurbata abubuwa. A lokacin bazara, sau da yawa watse daga cutar a kasashen da zafi canjin yanayin.

kullum Hakika

Yana ne ya sa ta shafe tsawon hangula daga cikin conjunctiva. Cuta zama na kullum, idan jiki ne kullum da fallasa su duba, sunadarai contaminants, hayaki, kura da sauransu. A preconditions iya zama bitamin rashi, na rayuwa cuta, Refractive kurakurai, naci raunuka lacrimal hanci. Kullum conjunctivitis bayyana ta kona, a ji na yashi a cikin idanu, redness, m kumburi. Akwai kuma hanzari mucopurulent sallama. A lura da farko m hygienic yanayi. Shafe duk korau abubuwan da zai sa Pathology. Kamar yadda mai mulkin, nada gida jamiái a cikin nau'i na saukad. Wannan na iya zama, misali, 025-033% bayani daga tutiya sulphate, epinephrine kuma suna goyon bayan dikainom. Idan akwai ƙarin tsanani, raba aikinsa 30% bayani daga sodium sulfatsil, 10% bayani sulfapiridazina sodium da kuma 0.3% p-p sintomitsina.

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