Summary
Samenvatting Hoorcolleges 1A2 week 8
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Een uitgebreide samenvatting van de hoorcolleges in thema 1A2 in week 8 inclusief relevante afbeeldingen.
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Week 8HC.1+2 Anatomie tractus
digestivus
Abdomen
Grootste deel van tractus digestivus bevindt zich in het abdomen
Begrenzingen
De buikholte wordt beschermd door botten, maar voornamelijk voorgegeven door spieren, ook
aan de achterkant
Spieren/zenuwen niet regeneratief herstelt nauwelijks
Diafragma
Passerende structuren
Buikademhaling
Sit-up
Toegang tot de buikholte
Operatie in de buikholte = schade aan de buikwand
Dilemma: beperking schade vs visualiseren organen
Pylorus = kringspier van de maag transpylorische vlak
Lokaliseren met botstructuren lokaliseren in regio’s
Lokaliseren op de huid
, Week 8
Buikvlies
Buikwandbekleding = peritoneum/buikvlies
Parietaal peritoneum = buitenste vlies
Visceraal peritoneum = vlies om organen
Mesenterium = verbinding met de buikwand voor bloedvaten, zenuwen en vet
- Mesogastrium = maag naar achterwand
- Meso enterium = mesenterium = jejenum/ileum naar achterwand
- Mesocolon = colon transversum naar achterwand
- Mesosigmoid = colon sigmoideum naar achterwand
De ligging van organen ten opzichte van het peritoneum
Intraperitoneaal binnen peritoneum
Extraperitoneaal buiten peritoneum
- Retroperitoneaal achter peritoneum
- Subperitoneaal onder peritoneum
Ligging organen
Intraperitoneaal:
Retroperitoneaal:
Maag
Nieren
Milt
Pancreas
Lever
Duodenum (sec.)
Jejenum
Colon ascendens (sec.)
Ileum
Colon descendens (sec.)
Caecum & appendix
Rectum (sub)
Colon transversum
Colon sigmoideum
Maag
Functies:
Opslag (curvatura minor vs. curvature major)
Begin vertering
Gecontroleerd doorlaten naar darm
, Week 8
Duodenum en pancreas
4 delen:
Pars superior
Pars descendens
Pars inferior
Pars ascendens
Duodenum/pancreas interactie
Ligamentum hepatoduodenale
Eindpunt omentum minor
Bevat 3 structuren
d. choledochus
v. porta
hepatica propria
Milt
De milt bevindt zich links, dorsaal tegen het diafragma en is verbonden met omliggende
structuren, o.a. via ligamenten
Splenocolico
Phrenicosplenicum
Gastrosplenicum
Lever
Caudale aspect (vooraanzicht, lever is naar craniaal geklapt)
I lobus caudatus
II-III lobus sinistra
IV lobus quadratus
V-VII lobus dextra
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