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content/Anatomi/Muskler/Sternocleidomastoideus.md

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+![[Pasted image 20251009195555.png]]
+AKA: m. sternocleidomastoideus, SCM
+
+## Ursprung
+- Manubrium sterni – [[Sternum|sternum]]
+- Mediala clavicula – [[Clavicula|clavicula]]
+
+## Fäste
+- Processus mastoideus – [[Os Temporale|os temporale]]
+
+## Funktion
+- Unilateral: kontralateral rotation, ipsilateral lateralflexion
+- Bilateral: flexion cervikalt; accessorisk inandning
+
+## Innervation
+- Motorik: [[N Accessorius|n. accessorius (XI)]]
+- Proprioception: [[Plexus Cervicalis|plexus cervicalis]]
+
+## Relaterat
+- [[Ryggrad Mellankotsleder|mellankotsleder]]