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Samenvatting practicum 1 en 2 + microscopische detail foto $7.69
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Samenvatting practicum 1 en 2 + microscopische detail foto

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deze samenvatting gaat over practicum 2 histologie over bedekkende epithelen de nummers van de preparaten staan erbij + foto's van de bijbehorende weefsels

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  • November 19, 2024
  • 13
  • 2023/2024
  • Summary
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Practicum 2 : Bedekkende epithelen


B1/6 : plaveiselcellen wangslijmvlies – kleuring : Diff Quick




- Sterk afgeplatte cellen → spiegel ei vorm = typische plaveicellen

- Midden in de cel ; kleine ronde kern met daarrond cytoplasma, begrensd door celmembraan


- Eventueel te zien ; zeer klein fel blauwe gekleurde, staafvormige structuren = bacteriën

- Ronde cellen met gesegmenteerde kern = granulocyten (WBC)


- Bij een objectief van 40x, past 1 cel ongeveer 11 keer in de diameter van het gezichtsveld

- Diameter van 1 cel = 45 – 50 µm

, Practicum 2 : Bedekkende epithelen


C1/13 : bloeduitstrijkje – kleuring : May-Grünwald-Giemsa
Rode bloedcellen


- Vele rode biconcave schijfjes
- Volledig gevuld met zuurstofbindend hemoglobine
- Kern uitgestoten
- Enige levende cellen in het lichaam zonder kern
- Nieuwe RBC ontstaan door differentiatie van beenmergstamcellen
- Gekleurd met eosine → roos cytoplasma


Witte bloedcellen
- Iets grotere rondere cellen met paarse gebieden in midden = kern
- Afhankelijk van het subtype → kern andere vormen
- Cytoplasma zal van kleur variëren, afhankelijk van de inhoud
- Cytoplasma begrensd door celmembraan
- Gekleurd met methyleenblauw → paarse kern

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