Joints of upper limb

Question 1

Acromioclavicular joint type and motions

Answer 1

Type: Plane
Motion: Axial rotation= Saggital plane, horizontal axis

Question 2

Articular surfaces of the acromioclavicular joint

Answer 2

Lateral clavicle and acromion process

Question 3

Ligaments in that makeup the acromioclavicular joint

Answer 3

Acromioclavicular, conoid and trapezoid ligament (coracoclavicular lig)

Question 4

Sternoclavicular joint type and motions

Answer 4

Type : Synovial - Saddle
Motion: Elevation/Depression = Coronal plane / AP axis
Protraction/Retraction= Transverse plane/ vertical axis
Axial rotation = sagittal plane / horizontal axis

Question 5

Ligaments that make up the sternoclavicular joint

Answer 5

Anterior & posterior sternoclavicular, interclavicular and costoclavicular ligaments

Question 6

Articular surfaces of sternoclavicular joint

Answer 6

Medial Clavicle, Manubrium, 1st costal cartilage

Question 7

Ligaments that make up the glenohumeral joint

Answer 7

Superior, middle and inferior glenohumeral, coracohumeral, transverse humeral, articular capsule

Question 8

Articular surfaces of scapulothoracic joint

Answer 8

Anterior surface of scapula, superolateral surface of posterior thoracic wall

Question 9

What major ligaments stabilize the wrist joint

Answer 9

Ulnar collateral of wrist, Radial collateral of wrist
Dorsal radiocarpal
Palmar radiocarpal

Question 10

What is the strongest and largest joint at the elbow

Answer 10

Humeroulnar - where trochlea of humerus meets the trochlear notch of ulna

Question 11

What makes up the shoulder complex

Answer 11

Clavicle, scapula and humerus and their associated joints & supporting structures

Question 12

Why is the sternoclavicular joint the master joint of the shoulder

Answer 12

It determines the position of the scapula which allows for maximum ROM of the shoulder joint