Summary
Samenvatting biologie - waarneming en gedrag - vwo 5
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In deze samenvatting vind je §1 en §2 van waarneming en gedrag
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WAARNEMING EN GEDRAGType receptoren:
§1 HET ZINTUIGEN STELSEL
o Mechanische receptoren
Interne prikkels prikkels die van binnen in je - Gehoor- en evenwichtsreceptoren
lichaam komen. - Tast- en drukreceptoren
Externe prikkels prikkels die van buiten je o Chemische receptoren
lichaam komen. - Smaak- en reukreceptoren
Receptoren (zintuigen) vangen prikkels op, geven o Tempratuurreceptoren
impulsen aan zenuwcellen af naar het centrale
o Pijnreceptoren
zenuwstelsel.
o Lichtreceptoren (fotoreceptoren)
§2 HET OOG
Harde oogvlies geeft het binnenste bescherming.
Hoornvlies doorzichtig, licht komt je oog binnen.
Iris regelt de hoeveelheid licht dat de pupil binnen
komt, door de pupil groter en kleiner te maken.
Pupil gat in je iris waar licht het oog binnen komt.
Accommoderen het boller en platter maken van de lens.
Ver af is plat en dichtbij is boller.
Accommodatiespieren de kringspieren in de straalvormige lichamen.
Bijziend dichtbij scherp zien, veraf niet scherp. Holle lens ervoor plaatsen.
Verziend veraf scherp zien, dichtbij niet scherp zien. Bolle lens ervoor plaatsen.
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