What is the latissimus dorsi muscle attached to?
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Asked by: Kenny Calderon
Through the thoracolumbar fascia latissimus dorsi attaches to the lumbar and sacral spinous processes (T6 to S5 levels), and the supraspinous ligament.
Is the latissimus dorsi attached to the scapula?
Latissimus dorsi muscle arise as broad aponeurosis that originates from the spines of lower six thoracic vertebrae and from the posterior layer of thoracolumbar fascia attached to the spines and supraspinous ligaments of all lumbar vertebrae; sacral vertebrae and posterior crest of ilium, lower 3 or 4 ribs, and an …
Where does the lat muscle attach?
Latissimus dorsi muscle
| Latissimus dorsi | |
|---|---|
| Origin | Spinous processes of vertebrae T7-L5, thoracolumbar fascia, iliac crest, inferior 3 or 4 ribs and inferior angle of scapula |
| Insertion | Floor of intertubercular groove of the humerus |
| Artery | Thoracodorsal branch of the subscapular artery |
| Nerve | Thoracodorsal nerve (C6, C7, C8) |
What are the attachments of the latissimus dorsi quizlet?
What are the attachments of the latissimus dorsi? lumbar and sacral attachments; Origin: thoracolumbar fascia, spinous processes of T7-sacrum, posterior iliac crest, posterior superior iliac spine.
Where does the LAT attach to the shoulder?
As the muscle fibers of the lats extend from the origin to the insertion point (the insertion for the lats is located on the inner aspect of your upper arm bone, just below the shoulder joint) they taper into a point. This wide origin into a pinpointed insertion forms of the muscle, a triangular-like shape.
Where are the latissimus dorsi muscles located?
Relations. The latissimus dorsi muscle is found superficially in the lower two-thirds of the trunk, covering the serratus posterior muscles. The teres major muscle lies superior to latissimus dorsi. The adjoining fibers of these two muscles are united, but separated by a bursa towards their humeral attachments.
What causes LAT pain?
What causes latissimus dorsi pain? The latissimus dorsi muscle is used the most during exercises that involve pulling and throwing. Pain is usually caused by overuse, using poor technique, or not warming up before exercising.
Where does Brachioradialis attach?
Brachioradialis muscle
| Origin | Lateral supracondylar ridge of humerus, lateral intermuscular septum of arm |
|---|---|
| Insertion | (Proximal to) styloid process of radius |
| Action | Elbow joint: Forearm flexion (when semi pronated) |
| Innervation | Radial nerve (C5-C6) |
| Blood supply | Radial artery, radial recurrent arteries, radial collateral artery |
