Vastus Medialis Muscle
Rhomboid Minor Muscle
Attachments of Rhomboid Minor Muscle: Origin & Insertion
Origin: (proximal attachments)
a. Spinous process of C7-T1 vertebrae.
Insertion: (distal attachments)
a. Medial border of scapula superior to spine.
Actions on the shoulder (scapula):
a. Retracts the medial border of scapula while it downwardly rotates the lateral angle.
b. Elevates the medial border of scapula while it downwardly rotates the lateral angle.
Innervation of Rhomboid Minor Muscle:
- Dorsal scapular nerve (C5).