Anterior Shoulder (Pectoral Region) Flashcards
1
Q
A
Xiphoid process
2
Q
A
Deltopectoral triangle
3
Q
A
Pectoralis major
Innervation
- Lateral pectoral nerve
- Medial pectoral nerve
Action: adducts and medially rotates humerus
4
Q
A
Deltoid
Innervation: axillary nerve
Action: flexes and medially rotates arm, abducts arm, extends and laterally rotates arm
5
Q
A
Pectoralis minor
Innervation: medial pectoral nerve
Action: stabalizes scapula by pulling it inferiorly and anteriorly against thoracic wall
6
Q
A
Serratus anterior
Innervation: long thoracic nerve
Action: protracts scapula and holds it against thoracic wall
