Mammary Gland Flashcards
(10 cards)
The mammary gland extends from the?
2nd to 6th rib in the clavicular plane
The later that allows for movement of the breast over the chest wall is ?
Retromammary space/bursa
What is the origin of the pectoral’s major?
Medial half of the clavicle and sternocostal head surface of the sternum, superior six costal cartilages
Where is the insertion of the pectoralis major?
Lateral lip of the intertubucular groove of humerus
What action does the pec major performs?
Addiction medial rotation and draws the scapula anteriorly
Where is the origin of the pec minor?
3rd to 5th rib
Where is the insertion of pec minor?
Caracoid process
The pec minor does what?
Draws the scapula forward, inferiorly and stabilizes the scapula
What does the subclavian do and where is its origin?
Depressed the clavicle, and first rib
Poland syndrome is caused by?
An interruption of blood supply to the subclavian arteries this often happens when the ribs grows forward
