Samenvatting Dissectie hart, longen en spijsvertering
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Course
Dissectie
Institution
Vrije Universiteit Brussel (VUB)
5. ABDOMENREGIO
Oesophagus = platte buis, die gaat uitzetten wnnr voedsel er doorheen gaat
Trachea = moet open blijven voor constante flow van lucht, hoefijzervormige kraakbeenringen
Hartzakje of pericard
Koepel die de scheiding maakt tss thorax-holte en buik-holte = DIAFRAGMA
Middenste gedeel...
DUS : Cartilago’s → Trachea → bifurcatio→ bronchus principalis → bronchus lobaris (voor elke
longkwab → bronchus segmentalis → bronchioli terminalis: alveoli
TRACHEA
- Bevindt zich achter de aorta, longslagader en grote aders voor de
oesophagus
- Splitst in linker en rechter hoofdbronchi (bronchus principalis dextra en
sinistra) t.h.v. sternum = BIFURCATIE
- Hoek trachea is groter aan linkerkant (daarom vaker voorwerpen recht
terrecht)
- Bestaat uit 3 lagen:
1) Trilhaartjes en elastisch bw (enorm gevoelig → hoestreflex)
2) Kliertjes (productie slijm + vocht)
3) Kraakbeenringen + lig. anularia
BRONCHI LOBARIS (superior, medius en inferior)
- Rechterlong < bronchi lobaris superior, medius en inferior
- Linkerlong < bronchi lobaris superior en inferior
- GEEN kbringen voor bronchi (< kbschilfers)
3
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