12 Questions
What is the main difference between the fibers of layer 2 and layer 3?
Elasticity
What is the role of the rotator cable in the rotator cuff?
To diminish the load on the rotator crescent
What is the shape of the SS insertion on the humeral head?
Triangular
What is the shape of the IS insertion on the humeral head?
Trapezoid
How many layers are there in the rotator cuff?
5
What is the significance of the footprint insertions in surgical planning?
To adequately restore shoulder function
What is the characteristic of the fibers in layer 3?
Less elastic and more prone to tear
How many layers of fibers are present in the SS and IS muscles?
5
What is the location of the rotator cable in the rotator cuff?
In the inferior part of the SS and IS
What is the name of the area lateral to the rotator cable?
Rotator crescent
What is the location of the infraspinatus muscle origin?
Dorsal surface of the scapula
What is the relationship between the IS and the teres minor?
They are parallel but separated by a thick fascia
Learn about the Infraspinatus muscle, its origin, insertion, and functional unit with the Supraspinatus tendon. Understand the anatomy of the Rotator Cuff muscles.
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