Shoulder Girdle And Joint Flashcards
Shoulder girdle (2 jts and 1 articulation)
Sternoclavicular joint
Acromial
Clavicle shape
S-shaped
. Triangular medically
Flat distal
Scapula
*Irregular bone
Sup/inf angle
Sup, med, and lat border
Scapular spine
Acromion
Sup/inf scap fossa
Suprascapular notch and greater scapular notch
Glenoid fossa
Supra- and infra- glenoid tubercle
Coracoid process
Subscapular fossa
Proximal humerus
spheric numeral head
Anatomic and surgical neck
Greater and lesser tubercles
Intertubercular sulcus/ bicipital groove
Lat and med lip of the intertobercular sulcus
Deltoid tuberosity
Radial groove
Sternoclavicular joint
Connection of the upper appendicular and axial skeleton
Superolateral manubrium au proximal clavicle saddle joint
Articular disc: fibrocartilage
Acromioclavicular joint
Planer joint
Medial acromial
Stop
Glenohumeral joint
Head of humerus + glenoid fossa
Glenoid fossa: lateral, superior, anterior
Numeral head: medial, superior, posterior
Fossa covers 1/4 - 1/3 of the head
Labrum
Sternoclavicular ligament
Anterior/posterior
Attaches med clavicle to manubrium
Conoid
Connects coracoid process to infolateral clavicle
Trapezoid ligament
Coracoacromial ligament
Coracohumeral
Superior
Inferior
Middle
Synovial fluid
Active dynamic stabilizers
Rotator cuffs
Biceps long head
Anterior inferior shoulder
Weak point b/c no muscles
Anteroinferior bankart lesion
Inferior gland and labrum tear
How likely is a second shoulder dislocation
80%
Scapular motions
Coronal plane
Transverse plane
Sagittal plane