kaanch kaa shareer

kaanch kaa shareer ("kaanch jaisa";,) ack spasht jail haye joe manushyon aur anya kasheruki jeevon mein netragolak (kaanch kaa kaksh) key lens aur retina key beach kii jagah koo bharata haye. ise aksar kaanch key haasya (haasya bhee likhaa jaataa haye, lattin seey jiska arth taral haye) yaa buss "kaanch" key roop mein sandarbhit kiya jaataa haye. kaanch kaa drav yaa "taral kaanch kaa russ" kaanch key jail kaa taral ghatak haye, joe kaanch key algaav key baad paaya jaataa haye. ise jaleey haasya key saath bhramit naheen kiya jaanaa chaahiye, aankh mein doosara taral padaarth joe cornia aur lens key beach paaya jaataa haye.
sanrachana.
kaanch kaa haasya ack pardarshi, rangheen, gelatin dravyamaan haye joe lens aur retina key beach aankh mein jagah koo bhar detaa haye. yeh collegen kii ack parat seey ghiraa hotaa haye jise vitrius membrane (yaa hyloid membrane yaa vitrius cortex) kahaa jaataa haye joe ise baaki aankh seey alag kartaa haye. yeh netragolak kii matra kaa chaar-paanchvaan hissa banaata haye. kaanch kaa haasya kendra key paas taral padaarth jaisa hotaa haye, aur kinaaron key paas jail jaisa hotaa haye.
kaanch kaa haasya retina key oopar kii kaanch kii jhilli key sampark mein hotaa haye. collegen fibrill optic tantrika disk aur orah serata (jahaan retina poorv mein samaapt hotaa haye) mein, wigger-baind parr, lens key prishthiya paksh mein vitrius koo jodate hain. kaanch kaa kann lens capsule, retina vaahikaon aur maikula seey bhee majbooti seey judataa haye, joe retina kaa vaha kshetra haye joe bareek vivaran aur kendriya drishti pradaan kartaa haye.
choohon mein muller koshikaon mein aquaporin 4 paani koo kaanch key shareer mein leey jaataa haye.
shaaririk visheshataaen.
vitrius mein kaee shaaririk sthal hain, jinamen hyloid jhilli, burger kaa sthaan, erglet kaa sthaan, wigger kaa ligament, clockett kii nahar aur martegiani kaa sthaan shamil hain.
satah kii visheshataaenh
kaanch kii aantarik sanrachanaaen
naamit tract
jaiv rasayanik guna.
isaki sanrachana cornia key samaan haye, lekin kaanch mein bahut cumm koshikaaen hoti hain. yeh jyaadaatar phagocytes seey banaa haye, joe drishya kshetra mein avaanchhit koshikiya malabe koo hataa dete hain, aur hylocytes, joe hyluronan koo badal dete hain.
kaanch key haasya mein koee rakt vaahikaaen naheen hoti hain, aur isaki matra kaa 98-99% paani hotaa haye (cornia mein kewal 75 pratishat key vipareet). paani key alawa, kaanch mein lavan, sharkara, vitrosin (ack prakaar kaa collegen), glycosaminoglycan, hyluronan, opticin aur protein kii ack vistrit shrinkhala key saath collegen prakaar II fibrill kaa ack network hotaa haye. cumm thhos padaarth honey key bavjood, taral padaarth itna paryaapt haye kii aankh koo bhar sakata haye aur ise apana golakar aakar dey sakata haye. yeh jaleey haasya key vipareet haye, joe adhik taral haye, aur doosari or, lens, joe prakriti mein lochdaar haye aur koshikaon seey kaskar bharaa huaa haye. kaanch key haasya mein paani kii tulanaa mein dou seey chaar gunaa chipchipahat hoti haye, jisase yeh gelatinus sthirata pradaan kartaa haye. iska apavartak soochkaank 1.336 haye.
vikas.
kaanch kaa taral padaarth janm key samay maujood naheen hotaa haye (aankh kewal jail jaise kaanch key "shareer" seey bharee hoti haye), lekin 4-5 saal kii umr key baad paaya jaataa haye, aur usake baad aakar mein vriddhi hoti haye.
pitt shareer key gair-varnak bhaag mein koshikaon dwara utpaadit, kaanch kaa haasya bhroon messenkime koshikaon seey praapt hotaa haye, joe janm key baad apakshay hoe jaati hain.
kaanchdaar haasya kii prakriti aur sanrachana jeevan key dauran badalati rahati haye. kishoravastha mein, kaanch kaa prantstha adhik ghanaa hoe jaataa haye aur kaanch kaa maarg vikasit hoe jaataa haye; aur vayaskata mein, maarg behtar paribhaashit aur paappurn hoe jaate hain. kendriya kaanch dravikaran, fibriller apakshay hotaa haye, aur maarg toot jaate hain (synerasis).
umr badhane key saath motey dhaage vikasit hotey hain. jail kii matra umr key saath cumm hoti jaati haye, aur taral matra badh jaati haye. prantstha sthalon parr gayab hoe sakati haye, jisase drav vitrius koo vitrius cortex aur retina (vitrius algaav) key beach sambhaavit sthaan mein nikatata seey baahar nikalane kii anumati milati haye.
naidaanik mahatva.
chot.
yadi kaanch retina seey door kheenchata haye, tou ise kaanch kii algaav key roop mein jaanaa jaataa haye. jaise-jaise maanav shareer kii umr badhati haye, kaanch aksar dravibhoot hoe jaataa haye aur gir sakata haye. yeh honey kii adhik sambhavana haye, aur bahut pahale, una aankho mein hotaa haye joe nikat drishti (myopia) hain. yeh aankh mein chot lagane yaa aankh mein soojan (uvitis) key baad bhee hoe sakata haye.
vitrius key collegen fiber vidyut aaveshon dwara alag rakhe jaate hain. umr badhane key saath, yeye avesh cumm hoe jaate hain, aur reshe ack saath jamaa hoe sakate hain. isi tarah, jail dravibhoot hoe sakata haye, ack sthiti jise cinerasis key roop mein jaanaa jaataa haye, jisase koshikaaen aur anya carbonic samooh kaanch key haasya key bheetar swatantra roop seey tair sakate hain. yeye floaters koo anumati dete hain jinhen drishya kshetra mein dhabbe yaa reshedar taaron key roop mein maanaa jaataa haye. floaters aam taur parr haanirahit hotey hain, lekin baar-baar floaters kii achaanak shuruat ack pashch kaanch kii algaav yaa aankh kii anya beemariyon koo ingit curr sakati haye.
pashch kaanchiya algaavah ack baar jaba taral kaanch kaa kaanch kaa aavaran aur retina key beach upa-hyloid sthaan mein pravesh curr jaataa haye, tou yeh pratyek aankh kii gati key saath retina seey kaanch kaa aavaran hataa sakata haye (sacked dekhein).
postmortem aur forensic.
mrityu key baad, kaanch shareer key anya taral padarthon kii tulanaa mein lambe samay taka apchayan kaa pratirodh kartaa haye. mrityu key baad key ghanton, dinon aur hafton key bheetar, kaanch key potasium kii sandrata itani anumaanit gati seey badh jaati haye kii kaanch key potasium key star kaa upayog aksar shav kii mrityu (postmortem antaral) key baad key samay kaa anuman lagaane key liye kiya jaataa haye.
pranaaleegat parisancharan aur kaanch key haasya key beach chayapachaya kaa adaan-pradaan aur santulan itna dheema hotaa haye kii kaanch kaa haasya kabhi-kabhi glucose key star yaa padarthon key postmortem vishleshan key liye pasand kaa taral padaarth hotaa haye joe samanya parisancharan seey adhik teji seey failata haye, ksharan hotaa haye, utsarjit hotaa haye yaa chayapachaya hotaa haye.
yahudi dharm key anusaar, rakt vishleshan kii tulanaa mein forensic rasayanik vishleshan key liye kaanch kaa taral padaarth nikaalana adhik pasand kiya jaataa haye (yadi forensic yaa post-mortem vish vigyaan pareekshan aavashyak maanaa jaataa haye). yeh dafanaane seey pahale shareer seey rakt kii kuchh boondon key nuksan seey bhee bachaata haye.

