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Augað

Líffræði

TermDefinition
Himnur augans Hvíta Æða Sjóna
Vöðvar inni í lithimnu Geislavöðvi (Langvöðvi) Hringvöðvi
Inni í auga Augnvökvi Sjáaldur Glerhlaup Augasteinn Brávöðvi Beltisþræðir Keilur Stafir Guliblettur Miðgróf Sjóntaug Blindiblettur
Himnur framan á auga Tárahimna Hornhimna
Stafur Rodopsin í efri belg Eins og venjuleg fruma í neðri belg Kjarni Símaendar út úr neðri belg Ljósnæm fruma
Keila Alveg eins og stafur nefa dropalaga efribelgur
Augasteinninn Glær, lookar svartur því við endurk-stum ekki ljósi eins og kettir og kýr
Hvar er sjónin skörpust? Í miðgrófinu
Hver nemur litasjón? Keilur (þéttastar í gula blett)
Hver nemur svart hvítt Stafir
Stuttir beltisþræðir= ? Flatur augasteinn
Slakir beltisþræðir= ? Kúptur augasteinn
HVaða efni bindur ljós? Rodopsín, ljósrænt efni sem er gert úr próteini + redinal = A-vítamín. Brýst stundum niður í þessi efni en endurnýjast aftur í rodopsín með hjálp ATP og ensíma (og A-vítamíns) en það gerist bara í myrkri
Ef augun eru of löng þá er manneskja _____? Nærsýn
Ef augun eru of stutt þá er manneskja _____? Fjarsýn
Ef lítill svegjanleiki er í augastein þá er manneskja með _______? Ellifjarsýni
Ef bara stafir virka en ekki keilur og og mikið A-vítamín er þá er manneskja ______? Náttblinda
Created by: karitas03
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