Histologie en histopathologie van de orgaanstelsels
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Universiteit Antwerpen (UA)
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Histologie en histopathologie van de orgaanstelsels
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By: Clafa24 • 2 weeks ago
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HISTOLOGIE EN
HISTOPATHOLOGIE
(PRACTICUM)
2e Ba Biomedische Wetenschappen
Universiteit Antwerpen
,Inhoudsopgave
practicum 1: circulatiestelsel en lymfoïde organen .......................................................................................... 4
histologie – circulatiestelsel ................................................................................................................................. 4
I 3/9: A+V+N Femoralis .................................................................................................................................... 4
I 4/3: aorta ....................................................................................................................................................... 5
I 3/7 arteria muscularis .................................................................................................................................... 6
I 1/7: vena porta .............................................................................................................................................. 7
F 2/9: ureter ..................................................................................................................................................... 7
E 12/3: dunne darm ......................................................................................................................................... 8
I 5/22: hart ....................................................................................................................................................... 8
Histologie – lymfoïde organen ............................................................................................................................. 9
C 2/4: beenmerg .............................................................................................................................................. 9
J 4/13: thymus................................................................................................................................................ 10
J 1/11: lymfeknoop ........................................................................................................................................ 11
J 2/10: tonsilla pallatina ................................................................................................................................. 12
J 3/6: milt ....................................................................................................................................................... 13
E 14/21: ileum (platen van peyer) ................................................................................................................. 14
practicum 2: Nier en urinewegen ................................................................................................................... 14
F 1/44: nier – konijn ....................................................................................................................................... 14
F 1/42: nier – humaan .................................................................................................................................... 16
F 1/3: nier – muis ........................................................................................................................................... 17
F 1/43: nier – rat ............................................................................................................................................ 17
F 2/11: ureter ................................................................................................................................................. 18
F 3/13: vesica urinaria (urineblaas) ................................................................................................................ 19
Practicum 3: Pathologie circulatiestelsel, lymfoïde organen, nier & urinewegen ........................................... 19
IP 4/1: arteria coronaria met atherosclerose (slagaderverkalking) en thrombose ........................................ 19
IP 5/1: hart- myocard ischemie ...................................................................................................................... 21
bloedvattumor – huid met angioom .............................................................................................................. 22
JP 1/1: lymfeknoop met sarcoïdose ............................................................................................................... 22
JP 3/1: milt – hemosiderose ........................................................................................................................... 23
JP 3/2: milt – lymfoom – hond ....................................................................................................................... 24
CP 2/1: beenmerg – ziekte van gaucher – humaan ....................................................................................... 24
FP 1/2: nier met papillair renaal carcinoom .................................................................................................. 25
FP 1/1: nier met congenitale dysplasie en chronische ontsteking – hond .................................................... 25
FP 3/1: urineblaas – vorming van granulatieweesel – humaan ..................................................................... 26
,PRACTICUM 1: CIRCULATIESTELSEL EN LYMFOÏDE ORGANEN
HISTOLOGIE – CIRCULATIESTELSEL
I 3/9: A+V+N FEMORALIS
ALGEMENE BOUWPLAN BLOEDVATEN
Tunica intima (kernen, subendotheliaal BW en membrana elastica interna)
- Laag endotheelcellen
- Subendotheliaal bindweefsel: losmazig en beperkt aanwezig (soms gladde spiercellen)
- arteriën: membrana elastica interna tussen intima en media → versmelting longitudinaal georiënteerde
elastische vezels
Tunica media (membrana elastica externa en vezels)
- Circulair gerangschikte gladde spiercellen, met ertussen wisselende hoeveelheid elastische en collagene vezels
- Membrana elastica externa tussen media en adventitia: vezelig en minder scherp afgelijnd
Tunica adventitia
- Hoofdzakelijk bindweefsel dat concentrisch gelegen is rond de bloedvaten → veel longitudinaal gericht collageen
en soms gladde spiervezels
- Bij grotere vaten: vasa vasorum, vasa lymphatica vasorum en zenuwen terug te vinden
- Gaat zonder scherpe grens over in omliggende bindweefsel rond bloedvat
Arteria Femoralis
Tunica adventitia
Membrana elastica externa
Tunica media
Membrana elastica interna
(sluit aan op tunica intima)
Vena Femoralis
Tunica adventitia
Tunica media
Membrana elastica interna
(sluit aan op tunica intima)
4
, I 4/3: AORTA
ELASTISCHE ARTERIËN:
Tunica intima
- Dik subendotheliale laag
- Longitudinale bindweefselvezels (elastisch)
- Luminale kant: endotheelcellen → hoge metabole en synthetische activiteit
Tunica media
- Hoog gehalte aan elastine(!)
- Concentrische elastische membranen met openingen en ertussen schuine, korte gladde spiercellen → houden
membranen samen
- Dunne collageen vezels en amorfe tussenstof
Tunica adventitia
- Geen elatische membranen
- Veel longitudinaal verlopende elastische en collagene vezels waartussen kernen van fibroblasten en gladde
spieren zichtbaar zijn
- Soms vasa vasorum → voorzien bloedvaten van bloed
Tunica adventitia
Tunica media
Tunica intima
Kern gladde spiercel
Zwarte elastinevezels
Groen collageen BW
Tunica intima met
endotheelcellen
Subendotheliaal BW
Vasa vasorum
5
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