Summary
Zusammenfassung Zwerchfell (Thorax und Herzkreislauf B1)
- Course
- Institution
Diese Zusammenfassung beinhaltet die Anatomie des Zwerchfells: - Aufbau - Durchtrittsstellen - Funktion - Gefäßversorgung - Innervation
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ArianaMarandi
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Brust- und Bauchnable voneinander trennt=Kuppelförmige Muskel- Sehnen-Platte, die
Aufbau
Die Muskelfasern mit 3 Anteilen Randsehne
entspringen von einer
ringförmigen und ziehen zu
einer Zentralen Sennemplate centrum
=
tendineum
1) Pars Sternalis
entspringta n Rückseite des Proc.
-
der
xyphoideus
2) Pars costalis
entspringt
->
an den Innenseiten der untere
6
Rippen
3)Pars lumbalis (Crusdextrum&
sinstrum)
-
medial: recuts/links 1.-3. LWK
-> lateral:Psoas - a Quadratisarkade
Durchtrittsstellen
sternucoslale (=
Trigonum carrey spalte)
·
-
t
Trigonum lumbocostele (=Bochdalek-Dreieck)
->
muskelfrei, Schwachstellen
Bindegewebe, anatomische
·
Miatus
oesophagels (sophagus, Nn.
Vagi)
·
hiaths aurticus (Aura descenders, Ductly Moracicus)
Foramen cavale
·
venae (Ucava infrior, N.
purenicus)
mediale
·
(umsalspalten (v. azygos a
hemiazygus)
laterale (V./Atoracia
cumbalspalten
D
interne
wir zu
V.
epigastrica
/A
superior
Funktion
wichtigster Atemmuskel
·
(Baucnatmung)
Inspiration: Thoraxweitung
->
Kontraktion Unterdruck
Pleuraspalt
-> -> im
->
Thorax
Expiration: Relaxation - zurück
geht
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