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Uitgebreide samenvatting Bijzondere weefselleer - score mondeling examen: 17/20

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Deze samenvatting bundelt de lesslides en mondelinge toelichting van de professor in één document. Het is een zeer volledige en overzichtelijke samenvatting. De inhoudstafel is een handig hulpmiddel bij het herhalen van dit vak voor het examen. Ik behaalde met deze samenvatting een score van 17/20 op het examen. Waarom deze samenvatting? - Alles overzichtelijk gebundeld in één document - Duidelijke structuur per onderwerp - Helpt om verbanden tussen de verschillende onderdelen te begrijpen - Geschikt als leidraad bij het studeren en als herhaling voor het examen (a.d.h.v. de inhoudstafel)

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Bijzondere weefselleer
Inhoud
H1 – inleidende begrippen ..................................................................................................... 10
1. Parenchymateuze organen ......................................................................................... 10
1.1 Parenchym ........................................................................................................ 10
1.2 Stroma of interstitium......................................................................................... 10
1.3 Organisatie ........................................................................................................ 11
2. Holle of buisvormige organen ..................................................................................... 11
2.1 Tunica mucosa................................................................................................... 11
2.2 Tela submucosa ................................................................................................. 12
2.3 Tunica muscularis .............................................................................................. 12
2.4 Tunica adventitia / tunica serosa ......................................................................... 12
3. Weefselregeneratie .................................................................................................... 13
3.1 Fysiologische vernieuwing .................................................................................. 13
3.2 Vernieuwing na letsel ......................................................................................... 13
4. Klieren ....................................................................................................................... 13
H2 - circulatiestelsel ............................................................................................................. 14
1. Bloedvatenstelsel - arterie (slagader) ......................................................................... 14
1.1 Algemeenheden ................................................................................................. 14
1.2 Grote en middelgrote arteries (enkele cm tot 0,5 mm).......................................... 14
1.3 Arteriole (kleine slagader: 20 tot 500 µm) ............................................................ 15
1.4 Precapillair of metarteriole (diameter = capillair) ................................................. 15
1.5 Speciale arterietypes.......................................................................................... 15
2. Bloedvatenstelsel - capillair haarvat .......................................................................... 17
2.1 Algemeenheden ....................................................................................................... 17
2.2 Gewone capillairen of gewone haarvaten ............................................................ 17
2.3 Sinusoïden......................................................................................................... 17
2.4 Sinus ................................................................................................................. 18
H3 - zenuwstelsel ................................................................................................................. 18
1. Perifeer zenuwstelsel ................................................................................................. 19
1.1 Zenuw ............................................................................................................... 19
1.2 Ganglia: groepering van neuronen buiten CZS ..................................................... 20
2. PZS - afferente differentiaties..................................................................................... 20
2.1 Algemeenheden ................................................................................................. 20


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, 2.2 Naakte zenuwuitlopers ....................................................................................... 20
2.3 Eigenlijke receptororgaantjes .............................................................................. 20
3. PZS - efferente differentiaties..................................................................................... 23
3.1 Motorische eindplaat = axosomatische synaps ................................................... 23
3.2 Overige neuro-effectorverbindingen.................................................................... 23
4. Interneuronale synapsen............................................................................................ 24
4.1 Algemeenheden ................................................................................................. 24
4.2 Bouw van interneuronale synaps ........................................................................ 24
4.3 Indeling interneuronale synapsen ....................................................................... 24
5. Centraal zenuwstelsel ................................................................................................ 25
5.1 Embryonale oorsprong/ontwikkeling ................................................................... 25
5.2 CZ – het ruggenmerg........................................................................................... 26
5.3 CZ – hersenstam ................................................................................................ 27
5.4 CZ – kleine hersenen of cerbellum ...................................................................... 28
5.5 CZ – grotere hersenen of cerebrum ..................................................................... 29
6. Hersenen- en ruggenmergvliezen of meningen ............................................................ 31
7. Plexus choroideus...................................................................................................... 32
8. Cerebrospinaal vocht ................................................................................................. 32
9. Bloedvaten ................................................................................................................ 33
H4 - Lymfoïd stelsel .............................................................................................................. 34
1. Algemene inleiding .................................................................................................... 34
2. Cellen van het immuunsysteem ................................................................................. 34
2.1 Vrij (migrerende) cellen (competente cellen) ....................................................... 34
2.2 Vaste (structurele) cellen .................................................................................... 35
3. Vrije cellen – lymfocyten............................................................................................. 35
3.1 Morfologie ......................................................................................................... 35
3.2 Levensloop ........................................................................................................ 35
3.3 Na contact met specifiek antigeen => activering, proliferatie en differentiatie tot
“effector”- en “geheugen”- cel (immuunrespons) ............................................................ 35
3.4 Communicatie tussen cellen onderling ............................................................... 36
4. Vrije cellen – eosinofielen ........................................................................................... 37
5. Vrije cellen – basofielen en mastcellen ....................................................................... 38
6. Vrije cellen – antigeen-presenterende cellen ............................................................... 39
6.1 Macrofagen ........................................................................................................ 40
6.2 Dendrietcellen ................................................................................................... 40
6.3 B-lymfocyten ..................................................................................................... 41

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, 7. Exogeen – endogeen antigeen..................................................................................... 41
8. Interacties ................................................................................................................. 42
9. Vaste cellen ............................................................................................................... 44
9.1 Cellen van mesenchymale oorsprong ................................................................. 44
9.2 Cellen van epitheliale oorsprong ......................................................................... 44
10. Lymfoïde organen .................................................................................................. 44
10.1 Basisstructuur = reticulair BW ............................................................................ 44
10.2 Primaire lymfoïde organen .................................................................................. 45
10.3 Secundaire lymfoïde organen ............................................................................. 49
H5 – spijsverteringsbuis ......................................................................................................... 61
1. Spijsverteringsstelsel ................................................................................................. 61
2. Buis - algemeenheden ............................................................................................... 62
3. Buis – mondholte ....................................................................................................... 63
4. Buis – farynx (pharynx)................................................................................................ 67
5. Buis - slokdarm (oesophagus) .................................................................................... 69
6. Buis - voormagen (proventriculus).............................................................................. 71
6.1 Algemeenheden ................................................................................................. 71
6.2 Wand ................................................................................................................. 71
6.3 Voormagenbarrière ............................................................................................ 72
6.4 Speciale differentiaties ....................................................................................... 74
7. Buis - maag (ventriculus, gaster) ................................................................................ 75
7.1 Algemeenheden ................................................................................................. 75
7.2 T mucosa ........................................................................................................... 75
7.3 T. submucosa..................................................................................................... 79
7.4 T muscularis ...................................................................................................... 79
7.5 T serosa ............................................................................................................. 79
7.6 Speciale differentiaties ....................................................................................... 79
8. Buis - dunne darm (intestinum tenue) ........................................................................ 80
8.1 Algemeenheden ................................................................................................. 80
8.2 T mucosa ........................................................................................................... 80
8.3 T submucosa ..................................................................................................... 83
8.4 T muscularis ...................................................................................................... 84
8.5 T serosa ............................................................................................................. 84
9. Buis - dikke darm (intestinum crassum)...................................................................... 84
9.1 Algemeenheden ................................................................................................. 84
9.2 T mucosa (caecum, colon, rectum) ..................................................................... 84

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, 9.3 T submucosa (caecum, colon, rectum) ............................................................... 84
9.4 T muscularis (caecum, colon, rectum) ................................................................ 85
9.5 T serosa / adventitia (caecum, colon, rectum) ..................................................... 85
9.6 T mucosa (anaalkanaal)...................................................................................... 85
9.7 T submucosa (anaalkanaal) ................................................................................ 85
9.8 T muscularis (anaalkanaal) ................................................................................. 85
9.9 T adventitia (anaalkanaal) ................................................................................... 85
9.10 Diersoortspecifieke verschillen ........................................................................... 85
10. Buis – afweer (aspecifiek & specifiek)...................................................................... 86
11. Buis – bloed- en lymfecirculatie .............................................................................. 87
11.1 Bloedcirculatie................................................................................................... 87
11.2 Lymfecirculatie .................................................................................................. 88
12. Buis – bezenuwing .................................................................................................. 88
H6 - Spijsverteringsklieren ..................................................................................................... 89
1. Grote speekselklieren (gll. Salivariae majores) ............................................................ 89
1.1 Algemene opbouw ............................................................................................. 89
1.2 Secretorische eindstukken ................................................................................. 90
1.3 Afvoerwegen ...................................................................................................... 91
1.4 Aard van secreet ....................................................................................................... 92
2. Alvleesklier of pancreas ............................................................................................. 93
2.1 Algemene bouw ................................................................................................. 93
2.2 Exocrien deel: samengestelde acineuze klier....................................................... 93
2.3 Endocrien deel: pancreaseilandjes van Langerhans ............................................ 95
3. Lever of hepar ............................................................................................................ 96
3.1 Algemeenheden ................................................................................................. 96
3.2 Algemene structuur............................................................................................ 97
3.3 Circulatie ......................................................................................................... 100
3.4 Regeneratie...................................................................................................... 101
3.5 Adaptatie ......................................................................................................... 101
3.6 Galafvoerwegen ............................................................................................... 101
H7 – Ademhalingsstelsel...................................................................................................... 102
1. Algemeenheden ...................................................................................................... 102
2. Neusholte (cavum nasi) ........................................................................................... 102
2.1 Algemeenheden ............................................................................................... 102
2.2 Regio cutanea (vestibulum nasi) ....................................................................... 103
2.3 Regio respiratoria ............................................................................................. 103

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