Unoziva here kana huku dzisina vhitamini A, izvo zviratidzo zvichaonekwa?

Avitaminosis A (retinol kushomeka)

Mavhitamini eBoka A ane physiological effect pamafuta, kugadzirwa kwezai uye kudzivirira huku kune huwandu hwezvirwere zvinotapukira uye zvisingatapukirwe.Chete provitamin A yakaparadzaniswa kubva kumiti mumhando ye carotene (alpha, beta, gamma carotene, cryptoxanthin), iyo inogadziriswa mumuviri.

shiri muvhitamini A.

Yakawanda yevhitamini A inowanikwa muchiropa chehove (mafuta ehove), carotene - mumagidhi, makarotsi, uswa, uye sirasi.

Mumuviri weshiri, iyo huru yevhitamini A iri muchiropa, chiduku chiduku - mumajoka, munjiva - muitsvo uye adrenal glands.

Mufananidzo wekiriniki

Chirwere chechirwere chechirwere chinokura muhuku mazuva manomwe kusvika makumi mashanu mushure mekuchengetedzwa kwezvokudya zvisina vitamini A. Zviratidzo zvechirwere chechirwere: kukanganisa kurongeka kwekufamba, kuzvimba kwe conjunctiva.Ne avitaminosis yemhuka diki, zviratidzo zvekuvhunduka, kuzvimba kweiyo conjunctiva, kuiswa kwemakesi mamese mu sac ye conjunctival inowanzoitika.Chiratidzo chinotungamira chinogona kunge chiri kubuda kweserous fluid kubva mumhino.

Keratoconjunctivitis mukutsiva mhuru nekushaya vhitamini A

Kurapa nekudzivirira

Nekudzivirira kweA-avitaminosis, zvinodikanwa kupa chikafu chine matsime e carotene uye vhitamini A pamatanho ese ekurera huku.Kudya kwehuku kunofanirwa kusanganisira 8% yehuswa hwemhando yepamusoro.Izvi zvichazadzisa zvizere kuda kwavo kwecarotene uye kuita pasina kushomeka

vitamini A inosimbisa.1 g yehupfu hwemakwenzi kubva muuswa hwemeadow ine 220 mg ye carotene, 23 - 25 - riboflavin uye 5 - 7 mg ye thiamine.Folic acid yakaoma ndeye 5 - 6 mg.

Mavhitamini anotevera eboka A anoshandiswa zvakanyanya mukurima huku: retinol acetate solution mumafuta, axeroftol solution mumafuta, aquital, vitamin A concentrate, trivitamin.