Pectoralis Minor Flashcards
1
Q
Proximal attachments pectoralis minor
A
Ribs 3-5
2
Q
Distal attachments pectoralis minor
A
Coracoid process (of scapula) …
… medial aspect
3
Q
Innervation pectoralis minor
A
Medial pectoral nerve
Lateral pectoral nerve
C5,6,7,8 T1
4
Q
Arterial supply pectoralis minor
A
Pectoral branches of the thoracoacromial trunk
Posterior intercostal arteries
Lateral thoracic artery
5
Q
Actions pectoralis minor
A
Depresses scapula
Protracts scapula
Downwardly rotates scapula
@scapulocostal joints
6
Q
Reverse actions pectoralis minor
A
Elevates ribs 3-5
@strenocostal + costospinal joints
