Clavicle Scapula And Humerus Flashcards
Joints that articulate with the sternum and clavicle
Sternoclavicular joint - medial
Acromion joint - lateral
Name of the fossa on the lateral scapula
Glenoid fossa
Name of a large concave depression over most of the surface of scapula
Subscapular fossa
What is Supregelnoid tubercle and infraglenoid ?
Supra place of attachment for long head of biceps
Infra place of attachment for long head of triceps
How are the humerus and scapula linked
Articulate with the glenoid fossa of the scapula at the glenohumeral joint
how does the head of the humerus articulate with scapula
At the glenoid fossa
Where is the greater tubercle located
On the proximal humerus
Greater tubercle muscle attachments ?
Supraspinatus
Infraspinatus
Teres minor
Where is the surgical neck of humerus
Distal to the tubercles
Why is the surgical neck clinically important
Falls - easily fractures
Axillary nerve runs close to this
What is the deltoid tuberosity
Site of attachment for deltoid muscle
5 key movements of pectoral girdle
DEPRESSION ROTATION RETRACTION EXTENSION PROTRACTION
DR REP
Two large muscles of superficial posterior pectoral girdle
Latissimus Dorsi
Trapezius
Innervation of trapezius
Accessory nerve
Three muscles deep to the trapezius
Rhomboid major
Rhomboid minor l
Levator scapulae