(Behaalde score op praktijk deel: 18,64/20) Deze samenvatting bevat alle preparaten met bijhorende benoemde structuren uit de practicumnotities. Als er structuren die benoemd werden in de practicumnotities niet worden aangeduid, dan heeft de prof in de practica vermeld dat dit niet te vinden/gekend...
Prac cum 4: Spijsverteringsstelsel deel 2
Dikke darm: colon 02
Mucosa vlak oppervlak (1)
o 1 laag resorberende cellen of enterocyten met
daartussen veel slijmbekercellen
(mucus kleurt rood hier) (A)
Crypten van Lieberkühn
o Lamina propria = losmazig bindweefsel (B)
2-lagig moeilijk te zien
Lymfoïde cellen, soms in follikels
Soms klieren
o Muscularis mucosae = glad spierweefsel (C)
Circulaire laag
longitudinale laag
niet goed te onderscheiden
Submucosa (2)
o Iets denser bindweefsel (A)
o Zenuwplexus van Meissner (B)
o Soms lymfoïd weefsel (ev. In follikels)
o Soms klieren
Muscularis externa (3)
o 2 lagen glad spierweefsel (A)
binnenste circulaire laag
buitenste longitudinale laag
vormt 3 banden (taeniae) en is dus niet overal te zien
Tussen deze 2 lagen: zenuwplexus van Auerbach (B)
Serosa (4)
o Losmazig bindweefsel (A)
o In de buikholte aan de buitenzijde bedekt met mesotheel (1-lagig plaveiselepitheel
van het visceraal peritoneum) (B)
,
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