Ngaba uyazi xa iinkukhu ziswele i-vitamin A, ezo mpawu ziya kubonakala?

I-Avitaminosis A (ukunqongophala kwe-retinol)

Iivithamini zeQela A zinefuthe lomzimba ekutyebeni, ukuveliswa kweqanda kunye nokumelana neenkukhu kwinani lezifo ezosulelayo kunye nezingosuleliyo. Kuphela iprovitamin A iye yahlukaniswa kwizityalo ngendlela ye-carotene (alpha, beta, gamma carotene, cryptoxanthin), ecutshungulwa emzimbeni.

iintaka zibe yivithamin A.

I-vitamin A eninzi ifumaneka kwisibindi sentlanzi (i-oyile yentlanzi), i-carotene - kwimifino eluhlaza, kwiminqathe, i-hay, kunye ne-silage.

Emzimbeni weentaka, ukunikezelwa kwe-vitamin A kwisibindi, inani elincinci - kwii-yolks, kumajuba - kwizintso kunye ne-adrenal glands.

Umfanekiso weklinikhi

Iimpawu zesi sifo zikhula kwiinkukhu emva kweentsuku ezi-7 ukuya kwezingama-50 emva kokugcinwa kwizidlo ezingenayo i-vitamin A. Iimpawu zeempawu zesi sifo: ukungasebenzi kakuhle kokulungelelaniswa kwentshukumo, ukudumba kwe-conjunctiva. Nge-avitaminosis yezilwanyana ezincinci, iimpawu ze-nervous, ukudumba kwe-conjunctiva, ukubekwa kwe-caseous mass in the sac conjunctival kaninzi kwenzeka. Olona phawu luphambili lusenokuba kukuphuma kwe-serous fluid kwimingxuma yeempumlo.

I-Keratoconjunctivitis ekutshintsheni amathole ngokunqongophala kwevithamin A

Unyango kunye nothintelo

Ukuthintela i-A-avitaminosis, kuyimfuneko ukubonelela ukutya kunye nemithombo ye-carotene kunye ne-vitamin A kuzo zonke izigaba zokukhuliswa kweenkukhu. Ukutya kweenkukhu kufuneka kuquke i-8% yokutya kwengca kowona mgangatho uphezulu. Oku kuya kuhlangabezana ngokupheleleyo nemfuno yabo ye-carotene kwaye benze ngaphandle kokusilela

i-vitamin A igxininisa. I-1 g yomgubo wemifuno evela kwi-meadow grass iqulethe i-220 mg ye-carotene, i-23 - 25 - i-riboflavin kunye ne-5 - 7 mg ye-thiamine. I-Folic acid complex yi-5 - 6 mg.

Ezi iivithamini ezilandelayo zeqela A zisetyenziswa ngokubanzi kwimfuyo yeenkukhu: isisombululo se-retinol acetate kwioli, isisombululo se-axeroftol kwioli, i-aquital, i-vitamin A concentrate, i-trivitamin.