Skeletal Anatomy: Pectoral Girdles Flashcards
Where do the clavicles originate?
Lateral border of manubrium of sternum
What are the articulations of a clavicle called?
Sternal articulation and acromial articulation
What is another name for the clavicle?
Collarbone
What is another name for the scapulae?
Shoulder blade
What are the three borders of the scapula?
Superior, medial and lateral
What are the three angles of the scapula?
Superior, inferior and lateral
What is the depression in the anterior surface of the scapula called?
Subscapular fossa
What does the acromnion of the scapula articulate with?
The acromial end of the clavicle
What is the function of the lateral angle of the scapula?
The lateral angle of the scapula forms a broad process that supports the cup-shaped glenoid cavity
What does the scapula articulate with at the glenoid cavity?
Humerus
Which bones make up the pectoral girdles?
Scapullae and clavicles
How is the position of the coracoid process described?
The coracoid process projects anterior and superior to the glenoid cavity
What is the scapula spine?
The scapula spine is a ridge that crosses the posterior surface of the scapula body before ending at the medial border
What is the area superior to the scapular spine called?
Supraspinous fossa
What is the region inferior to the scapular spine called?
Infraspinous fossa
