Original article : "The weight of the upper limb is transmitted to the axial skeleton by:
A. Coracoclavicular ligament
B. Coracoacromial ligament
C. Costoclavicular ligament
D. Coracohumeral ligament
Answer is A. Coracoclavicular ligament
Functions of the different ligaments at the shoulder joint are as follows:
Coracoclavicular ligament: Extends from coracoid process to the under-surface of the clavicle Action: Responsible for suspending the weight of the scapula and upper limb from the clavicle.
Coracoacromial ligament: Extends between coracoid process and acromion. Action: Protects superior aspect of the joint
Coracohumeral ligament: Extends from root of the coracoid process to greater tuberosity of humerus. Action: Strengthens the capsule above.
Costoclavicular ligament: Extends from junction of first rib with first costal cartilage to inferior surface of sternal end of clavicle.