9.2 Joints of the Pectoral Girdle, Glenohumeral Joint, and Elbow Joint

Question 1

Identify the sternoclavicular joint and the following structures:

a. Anterior sternoclavicular ligament
b. Costoclavicular ligament
c. Articular disk

Answer 1

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Question 2

Identify the Acromioclavicular joint and the following structures
-Coracoclavicular ligament
Conoid (medial) ligament
Trapezoid (lateral) ligament

Answer 2

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Question 3

Identify the Glenohumeral joint and its following structures

a. Glenoid labrum
b. Superior glenohumeral ligament
c. Middle glenohumeral ligament
d. Inferior glenohumeral ligament
e. Supraglenoid tubercle

Answer 3

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Question 4

Identify the coracoacromial ligament of the glenohumeral joint

Answer 4

-

Question 5

Identify the following components of the elbow joint: 
Articular capsule
Ulnar collateral ligament
Radial collateral ligament
Annular ligament
Proximal radioulnar joint

Answer 5

Articular capsule

Ulnar collateral ligament: a thickening of the capsule on the medial side of the elbow, which is composed of anterior, posterior, and transverse parts

Radial collateral ligament: a thickening of the articular capsule on the lateral side of the elbow

Annular ligament: the annular ligament holds the head of the radius in the proximal radioulnar joint

Proximal radioulnar joint