Muscle
Levator scapulae
Elevates the scapula
High-yield
Elevates scapula and rotates glenoid inferiorly; supplied by dorsal scapular nerve and C3–C4.
Overview
A strap-like muscle deep to trapezius in the posterior neck that elevates the scapula and tilts the glenoid downward.
Reference facts
- Origin
Transverse processes of C1–C4
- Insertion
Medial (vertebral) border of the scapula, superior to the spine
- Action
Elevates the scapula and rotates the glenoid cavity downward
- Innervation
Dorsal scapular nerve (C5) and cervical nerves C3–C4
- Blood supply
Dorsal scapular and transverse cervical arteries