Upper Extremity Final Flashcards
(27 cards)
Pectoralis Major M. attachments
clavicle, sternum, and costal cartilages 1-6 to lateral edge of intertubercular groove of humerus
Pectoralis Major M. innervation
medial and lateral pectoral Ns.
Pectoralis Minor M. attachments
ribs 3-5 to the coracoid process of scapula
Pectoralis Minor M. innervation
medial pectoral N.
Serratus Anterior M. attachments
lateral side of external surface ribs 1-8 to the medial border of the scapula
Serratus Anterior M. innervation
long thoracic N.
Deltoid M. attachments
acromion, scapular spine, and clavicle down to the deltoid tuberosity of humerus
Deltoid M. innervation
Axillary N.
Deltoid M. blood supply
Posterior circumflex humeral A.
Subscapularis M. attachments
subscapular fossa to lesser humeral tubercle
Subscapularis M. innervation
Superior and inferior subscapular Ns.
Supraspinatus M. attachments
Supraspinous fossa to greater humeral tubercle
Supraspinatus M. innervation
Suprascapular N.
Infraspinatus M. attachments
infraspinous fossa to greater humeral tubercle
Infraspinatus M. innervation
Suprascapular N.
Teres Major M. attachments
posterior aspect of inferior scapular angle to medial side of intertubercular groove
Teres Major M. innervation
Inferior subscapular N.
Teres Minor M. attachments
lateral border of scapula to greater humeral tubercle
Teres Minor M. innervation
Axillary N.
Biceps Brachii M. attachments
short head: coracoid process
long head: supraglenoid tubercle of scapula through groove
**both go to the radial tuberosity and bicipital aponeurosis
Biceps Brachii M. innervation
Musculocutaneous N.
Brachialis M. attachments
distal 1/2 anterior humeral body to coronoid process of ulna and ulnar tuberosity
Brachialis M. innervation
Musculocutaneous N.
Triceps Brachii M. attachments
long head: infraglenoid tubercle
lateral head: posterior humeral above radial groove
medial head: posterior humeral below radial groove
*** all go to olecranon process of ulna and ante brachial fascia
