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Superficial Back-innervation (Muscles of Superficial Back (Superficial…
Superficial Back-innervation
Need to know the following on practicals/exams
nerves, arteries, veins
Muscles of Superficial Back
Superficial Muscles
Trapezius
Attachements: Medial Vertebrae (C7- T12)
Lateral 1/3 spine of scapula
Innervation
Spinal Accessory Nerve (CN. XI)
Action: Elevation, Retraction, Rotation of Scapula
Vascular Supply
Transverse Cervical Artery/ Vein
Latissimus Dorsi
Attachements
Floor of Intertuberance Groove Facia
Innervation
Thoracodorsal Nerve
Action
Extension, Abduction and Medial Rotation
Vascular Supply
Thoracodorsal Artery/ Vein
Muscles of Superficial Back
Deep Muscles
Levator Scapula
Innervation
Dorsal Scapular N.
Attachments
Transverse Process C1-C4 --> or scapula
Action
Elevation of Scapula
Vascular Supply
Dorsal Scapular Artery/ Vein
Rhomboid Major
Rhomboid Minor
Innervation
Dorsal Scapular N
Vascular Supply
Dorsal Scapular Artery/ Vein