Retrositus- Kopf/Hals Flashcards

1
Q

Wo spannt sich der Mundboden auf?

A

zwischen dem bogenförmig verlaufenden Corpus mandibulae des Unterkiefers

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2
Q

Wie wird der Mundboden (Diaphragma oris) gebildet?

A

Durch die Mundbodenmuskulatur:

Musculus digastricus (venter anterior)

Musculus mylohyoideus

Musculus geniohyoideus

Musculus stylohyoideus

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3
Q

Innervation M.digastricus (venter anterior)

A

N. mylohyoideus (des N. aleveolaris inf. des N. mandibularis V3)

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4
Q

Innervation M. mylohyoideus?

A

N. mylohyoideus (des N. aleveolaris inf. des N. mandibularis V3)

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5
Q

Innervation M. geniohyoideus?

A

Radix superior der Ansa cervicalis profunda, die sich dem N. hypoglossus anlegt (aber nicht kommuniziert)

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6
Q

Innervation M. stylohyoideus?

A

N. facialis (N. VII)

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7
Q

Faszien des Mundbodens?

A

Lamina superf. d. Fascia cervicalis

Lamina pretrachealis (unterhalb des Os hyoideum)

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8
Q

Begrenzungen des Trigonum submandibulare? 2D

A

kranial – inferiorer Rand des Unterkiefers (Mandibula)
ventral – Musculus digastricus (Venter anterior)
dorsal – Musculus digastricus (Venter posterior) und Musculus stylohyoideus

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9
Q

Was bildet den Boden (also nach Außen) des Trigonum submandibulare?

A

Lamina superf. der Fascia cervicalis

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10
Q

Was bildet das Dach (also nach Innen!) des Trigonum submandibulare? Unterschied?

A

Nach ventral: M. mylohyoideus + M. hypoglossus

Nach Dorsal: offen - geht in benachbarte Regionen über

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11
Q

Inhalt des Trigonum submandibulare?

A

Oberfl.:Platysma,Vena facialis

Mittel: Gl. submandibularis (eigene Loge!)

Tiefe: Nll. Submandibularis, A. facialis, A. lingualis, Vv. lingualis, A/V submentalis, N. mylohyoideus

(N. lingualis - Ganglion submandibulare)

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12
Q

Was verläuft wichtiges in der Lamina prevertebralis?

A

N. phrenicus, Truncus sympathicus, A. cervicalis ascendens

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13
Q

Inhalt des Trig. scalenovertebrale?

A

Lungenspitze + Pleurakuppel
A/V subclavia + Äste
Schlingen des Truncus sympathicus (um A. subclavia)

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14
Q

Begrenzungen des Trig. scalenovertebrale?

A

medial: Musculus longus colli
lateral: Musculus scalenus anterior
ventral: Clavicula
kaudal: Pleurakuppel

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15
Q

Wo befinden sich das Ganglion cervicale superius bzw. medius des Truncus sympathicus in Bezug auf die Lamina prevertebralis?

A

Ganglion cervicale superius VOR der Lamina prevertebralis, der übrige Halsteil innerhalb !

Grenzstrang im Halsbereich sehr variabel!

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