What bones make up the shoulder complex?
What are the three joints of the shoulder complex?
|
Clavicle, scapula, humerus
Acromioclavicular, coracoclavicular, glenohumeral
|
What is the fossa called that holds the humeral head to create the shoulder socket?
Which ligament is split into trapezoid and conoid parts?
|
Glenoid Foss
Coracoclavicular ligament
|
Where is the deltoid's insertion?
How is internal rotation different than horizontal adduction?
|
Deltoid tuberosity of the humerus
Both actions take place in the transverse plane about the longitudinal axis, but internal rotation has the elbow joint bent 90degrees so only the forearm is parallel with the ground.
|
What muscles make up the rotator cuff?
What muscle is inferior to teres minor and inserts into the humerus?
|
Supraspinatus, Infraspinatus, Teres Minor, Subscapularis
Teres Major
|