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ID number:909522
 
Evaluation:
Published: 21.05.2010.
Language: Latvian
Level: Secondary school
Literature: 1 units
References: Not used
Extract

Gandrīz visi organismi spēj uztvert gaismas kairinājumu.Pat vienšūņi reaģē uz gaimas intensitātes izmaiņām un attālinās no gaismas avota.

Cilvēka acs un redze
Acis
Cilvēka redzes orgānu veido acsābols un acs papildaparāti
Acs uzbūve
Acsābolam ir 3 apvalki
Acsābola kodols
Acs palīgaparāti
Acu slimības
Acu krāsa
Skolēniem visbiežāk sastopamās acs slimības
Tuvredzība (miopija)‏
Tālredzība (hipermetropija)‏

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