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What is the proximal attachment of Pectoralis Major m.?
Clavicle/Sternum
What is the distal attachment of Pectoralis Major m?
Humerus @ intertubercular sulcus
What are the actions of pectoralis major m. on the humerus?
Adduction @ shoulder, medial rotation @shoulder, flexion @ shoulder
What is the proximal attachment of pectoralis minor m?
Ribs 3-5
What is the distal attachment of pectoralis minor m?
Scapula @ coracoid process
What are the actions of pectoralis minor m?
Stabilizes scapula
What is the proximal attachment of serratus anterior m?
Ribs 1-8
What is the distal attachment of serratus anterior?
Medial border of the scapula
What is the action of serratus anterior m?
Holds scapula to thoracic wall
What is the proximal attachment of subclavius m?
1st rib
What is the distal attachment of subclavius?
Clavicle
What is the action of subclavius m?
stabilizes and depresses clavicle
What is the proximal attachment of trapezius m?
Skull, nuchal ligament, C-7-T-12
What is the distal attachment of trapezius m?
Scapula (spine and acromion) and clavicle
What are the actions of trapezius m?
Elevation, retraction and depression at the pectoral girdle
What are the proximal attachments of latissimus dorsi m?
T-7- Sacrum , ilium and ribs
What is the distal attachment of latissimus dorsi m?
Humerus at intertubercle sulcus
What are the actions of latissimus dorsi m?
Extension @ shoulder, adduction @ shoulder, medial rotation @ shoulder.
What is the proximal attachment of levator scapulae m ?
C1-C4
What is the distal attachment of levator scapulae m?
scapula (superior to spine)
What is the action of levator scapulae m?
Elevation of scapula/girdle
What is the proximal attachment of rhomboid minor m?
C7-T1
What is the distal attachment of rhomboid minor m?
Scapula at the medial border
What is the action of rhomboid minor?
Retraction of scapula
What are the proximal attachments of rhomboid major m?
T2-T5
What is the distal attachment of rhomboid major m?
Scapula at the medial border
What is the action of rhomboid major m?
retraction of the scapula
What is the proximal attachment of deltoid m?
Scapula (acromion and spine) and clavicle
What are the actions of the deltoid muscle?
abduction, flexion, extension, medial rotation and lateral rotation.
What is the proximal attachment of subscapularis m?
Scapula at the subscapular fossa
What is the distal attachment of subscapularis m?
Humerus at the lesser tubercle
What is the action of subscapularis?
Medial rotation
What is the proximal attachment of supraspinatus m?
Scapula at the supraspinous fossa
What is the distal attachment of supraspinatus m?
Humerus, at the greater tubercle
What is the action of supraspinatus m?
Innates abduction to 15 degrees
What is the proximal attachment of infraspinatus m?
Scapula, at the infraspinous fossa
What is the distal attachment of infraspinous m?
Humerus, at the greater tubercle
What is the action of infraspinous m?
lateral rotation
What is the proximal attachment of teres minor m?
Scapula, at the lateral border
What is the distal attachment of teres minor m?
Humerus, at the greater tubercle
What is the action of teres minor m?
Lateral rotation
What is the proximal attachment of teres major m?
Scapula
What is the distal attachment of teres major m?
Humerus, at the intertubercular sulcus
What are the actions of teres major m?
Adduction and medial rotation at the shoulder
What is the proximal attachment of biceps brachii long head?
Scapula