Pectoralis Major Flashcards
0
Q
What is the insertion of the Pectoralis Major muscle?
A
Intertubercular groove of humerus
1
Q
What is the 2 origins of the Pectoralis Major muscle?
A
- Medial clavicle
2. Sternal border & costal cartilage 1-6
2
Q
What is the actionof the Pectoralis Major muscle?
A
- shoulder flexion (prime mover)
- shoulder internal rotation
- shoulder abduction
- can lift rib cage
3
Q
What is the nerve of the Pectoralis Major muscle?
A
Pectoral nerve
