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Shoulder Lecture

Gross Anatomy of the Shoulder Joint

Components of Shoulder Girdle Scapula, Clavicle, and Manubrium
Angles and Borders of Scapula Superior Angle (@ T2) and Inferior Angle (@ T7) and Vertebral/Axillary Borders
Processes and Notches of Scapula Acromion/Coracoid Process and Suprascapular/Spinoglenoid Notches
Scapular Fossa Glenoid Fossa, Supraspinous Fossa, Infraspinous Fossa, and Subscapular Fossa
Scapular Tubercles Supraglenoid and Infraglenoid Tubercles
Clavicle Landmarks Proximal/Sternal End (Rounded), Acromial End (Flatter), Trapezoid Line, Conoid Tubercle, Subclavius Groove
5 Muscles that Attach to Clavicle Subclavius, Sternocleidomastoid, Trapezius, Deltoid, and Pec Major
3 Sections of Sternum Manubrium, Body, and Xiphoid Process
Sternal Landmarks Sternal Angle, Jugular Notch, Rib Facets (1-7), Articular Surfaces for Clavicles
Anterior Deltoid Prox. Clavicle
Middle Deltoid Prox. Acromion, Clavicle, Scapular Spine
Posterior Deltoid Prox. Scapular Spine
Deltoid Dist. Deltoid Tuberosity
Deltoid Anterior Act. Glenohumeral Flexion
Deltoid Middle Act. Glenohumeral ABduction (supraspinatus initiates)
Deltoid Posterior Act. Glenohumeral Extension
Deltoid Inn. Axillary Nerve
4 Scapular Muscles (Rotator Cuff) Supraspinatus, Infraspinatus, Teres Minor, Subscapularis
Supraspinatus Prox. Supraaspinous Foss
Supraspinatus Dist. Greater Tubercle of Humerus
Supraspinatus Act. ABduction of Humerus
Supraspinatus Inn. Suprascapular Nerve
Coracoacromial Arch Components Acromion, Coracoid Process, Coracoacromial Ligament, Supraspinatus Runs Through Arch
Infraspinatus Prox. Infraspinous Fossa
Infraspinatus Prox. Greater Tubercle of Humerus
Infraspinatus Act. External Rotation
Infraspinatus Inn. Suprascapular Nerve
Subscapularis Prox. Subscapular Fossa
Subscapularis Dist. Lesser tubercle of humerus
Subscapularis Act. Internal Rotation
Subscapularis Inn. Upper/Lower Subscapular Nerves
Teres Minor Prox. Superior lateral scapular border
Teres Minor Dist. Greater tubercle of humerus
Teres Minor Act. External Rotation
Teres Minor Inn. Axillary Nerve
Teres Major Prox. Dorsal inferior scapular angle
Teres Major Dist. Medial intertubercular groove
Teres Major Act. ADduction and IR of Humerus
Teres Major Inn. Lower Scapular Nerve
Borders of Quadrilateral Space Teres Minor/Major, Triceps Long Head, Humerus
Contents of Quadrilateral Space Posterior Humeral Circumflex Artery and Axillary Nerve
Borders of Triangular Space Teres Minor/Major and Medial Long Head of Triceps
Contents of Triangular Space Circumflex Scapular Artery and Vein
Borders of Internal Triangle Teres Major, Long and Lateral Head of Triceps, and Humerus
Contents of Internal Triangle Radial Nerve and Deep Profunda Artery/Vein
Suprascapular Nerve Runs along suprascapular ligament and innervates Infraspinatus
Axillary Nerve Innervates Deltoid and Teres Minor
3 Branches of Subclavian Artery Transverse Cervical, Dorsal Scapular, and Suprascapular
3 Branches of Axillary Artery Posterior Humeral Circumflex, Anterior Humeral Circumflex, and Subscapular
Typically the __ branches off more proximal to the heart than the __. (Ant/Post Humeral Circumflex Arteries) Posterior more proximal than Anterior
Veins of Shoulder Region Subclavian, Axillary, Basilic, Cephalic
Created by: frankfrank05



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