Last update: Dec 4th, 2017

Rhomboid Major Muscle

Rhomboid Major Muscle

Rhomboid Major Muscle view with labels: Trapezius, deltoid, triceps brachii, latissimus dorsi

Rhomboid Major Muscle posterior view with labels: Levator scapulae, supraspinatus and infraspinatus

Rhomboid Major Muscle view with labels: Teres major and minor

Rhomboid Major Muscle posterior view with labels: Rhomboideus major and minor

Rhomboid Major Muscle with labels: Rhomboideus major

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Attachments of Rhomboid Major Muscle: Origin & Insertion

Origin: (proximal attachments)
a. Spinous process of T2-T5 vertabrae.

Insertion: (distal attachments)
a. Medial border of scapula inferior to spine.

Rhomboid Major Muscle with labels: Rhomboideus major

Rhomboid Major Muscle with labels: Origin and Insertion

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Actions on the shoulder (scapula):

a. Retracts the medial border of scapula while it downwardly rotates the lateral angle.

Fifth image in animation of a retracted scapula

Fourth image in animation of a retracted scapula

Third image in animation of a retracted scapula

Second image in animation of a retracted scapula

b. Elevates the medial border of scapula while it downwardly rotates the lateral angle.

Fifth image in animation of an elevated scapula

Fourth image in animation of an elevated scapula

Third image in animation of an elevated scapula

Second image in animation of an elevated scapula

First image in animation of an elevated scapula

Innervation of Rhomboid Major Muscle:

Dorsal scapular nerve (C5).

An Overview of the Rhomboid Major Muscle

Posterior view labeled: Levator scapulae, trapezius, deltoid, teres minor and major, latissimus dorsi, triceps brachii

Posterior view labeled: Levator scapulae, trapezius, deltoid, teres minor and major, latissimus dorsi, triceps brachii

Posterior view labeled: Levator scapulae, supraspinatus, teres minor and major, triceps brachii, latissimus dorsi

Posterior view labeled: Levator scapulae, infraspinatus, teres major, triceps brachii, latissimus dorsi

Posterior view labeled: Rhomboideus major and minor, levator scapulae, teres minor and major, latissimus dorsi, triceps brachii

Posterior view labeled: Rhomboideus major and minor, levator scapulae, teres minor and major, latissimus dorsi

Posterior view labeled: Rhomboideus major and minor, levator scapulae, teres minor and major

Posterior view labeled: Rhomboideus major and minor, levator scapulae, teres minor

Posterior view labeled: Rhomboideus major and minor, levator scapulae

Posterior view labeled: Rhomboideus major and minor

Posterior view labeled: Rhomboideus major

Posterior view labeled: Origin and Insertion

Rhomboid Major Muscle with labels: Origin and Insertion

Rhomboid Major Muscle with labels: Rhomboideus major

Test yourself while observing theRhomboid Major Muscle anatomy

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