Shoulder Flashcards
What are the articulating surfaces of the sternoclavicular Joint?
Medial end of clavicle, The clavicular notch on the manubrium and superior surface of first costal cartilage.
What type of joint is the sternoclavicular joint?
Saddle shaped synovial joint
What are the articulating surfaces of the acromioclavicular joint?
Acromion process of the scapula and lateral end of clavicle
What type of joint is the acromioclavicular joint?
Plane type synovial joint
What movement occurs at the acromioclavicular joint?
Gliding
What movements occur at the sternoclavicular joint?
(Three Planes)
Sagittal plane: anterior & posterior rotations
Frontal plane: elevation & depression
Transverse plane: protraction & retraction
What are the articulating surfaces of the Glenohumeral joint?
Glenoid cavity/fossa of the scapula and the head of the humerus
What movements occur at the glenohumeral joint?
Flexion, Extension, ABDuction, ADDuction, Internal Rotation and External Rotation.
What type of joint is the glenohumeral joint?
Ball and socket synovial joint
What are the articulating surfaces of the scapulathoracic joint?
Anterior Scapula and Posterior thoracic rib cage ribs 2-7
What are the movements at the scapulathorcic joint?
Elevation, depression, protraction, retraction, external rotation, internal rotation.
What is the origin and insertion of Coracohumeral ligament?
Lateral border of Coracoid process and greater tubice of humerus. (Blends with supraspinatus tendon)
What is the origin and insertion of the Transverse humeral ligament?
Greater tubicle and lesser tubicle of the humerus (over the bicepital groove)
What is the origin and insertion of the coracoacromial ligament?
Coracoid process and acromion process of scapular
What is the origin and insertion of the Coracoclavicular trapezoid portion?
Lateral inferior end of clavicle and coracoid process
