Uyazi uma izinkukhu zintula uvithamini A, zizovela lezo zimpawu?

I-Avitaminosis A (ukuntuleka kwe-retinol)

Amavithamini eQembu A anomphumela wokuphila ekukhuluphaleni, ukukhiqizwa kwamaqanda kanye nokumelana nezinkukhu eziningana zezifo ezithathelwanayo nezingezona ezithathelwanayo.I-provitamin A kuphela eye yahlukaniswa nezitshalo ngendlela ye-carotene (i-alpha, i-beta, i-gamma carotene, i-cryptoxanthin), ecutshungulwa emzimbeni.

izinyoni zibe vitamin A.

Uvithamini A omningi utholakala esibindini senhlanzi (amafutha ezinhlanzi), i-carotene - kumifino eluhlaza, izaqathi, utshani kanye nefulawa.

Emzimbeni wenyoni, ukunikezwa okuyinhloko kwevithamini A kusesibindi, inani elincane - ezikhiqizweni, kumajuba - ezinso nezindlala ze-adrenal.

Isithombe somtholampilo

Izimpawu zomtholampilo zalesi sifo zikhula ezinkukhwini ezinsukwini ezingu-7 kuya kwezingu-50 ngemva kokugcinwa ekudleni okungenayo i-vitamin A. Izimpawu zesifo: ukungasebenzi kahle kokunyakaza, ukuvuvukala kwe-conjunctiva.Nge-avitaminosis yezilwane ezincane, izimpawu zemizwa, ukuvuvukala kwe-conjunctiva, ukufakwa kwenqwaba ye-caseous ku-sac conjunctival ngokuvamile kwenzeka.Uphawu oluholayo kungase kube ukuphuma koketshezi lwe-serous ezimbotsheni zamakhala.

I-keratoconjunctivitis ematholeni angena esikhundleni ngokuntuleka kwevithamini A

Ukwelashwa nokuvimbela

Ukuvimbela i-A-avitaminosis, kuyadingeka ukunikeza ukudla ngemithombo ye-carotene ne-vitamin A kuzo zonke izigaba zokukhuliswa kwezinkukhu.Ukudla kwezinkukhu kufanele kufake u-8% wesidlo sotshani eseqophelweni eliphezulu.Lokhu kuzohlangabezana ngokugcwele nesidingo sabo se-carotene futhi benze ngaphandle kokushoda

i-vitamin A igxila.I-1 g kafulawa we-herbal ovela otshanini be-meadow iqukethe ama-220 mg we-carotene, 23 - 25 - i-riboflavin no-5 - 7 mg we-thiamine.I-Folic acid complex i-5 - 6 mg.

Amavithamini alandelayo eqembu A asetshenziswa kabanzi ekufuyweni kwezinkukhu: isisombululo se-retinol acetate emafutheni, isisombululo se-axeroftol emafutheni, i-aquital, i-vitamin A concentrate, i-trivitamin.