Block 2 Origins & Insertions

Supraspinatus origin

supraspinous fossa

supraspinatus insertion

greater tubercle of humerus

Teres major origin

caudal angle/border of scapula

Teres major insertion

teres major tuberosity of humerus

Triceps brachii long head origin

caudal border of scapula

Triceps brachii all heads insertion

olecranon tuber of ulna

triceps brachii lateral head origin

tricipital line of humerus

triceps brachii accessory head origin

neck of humerus

triceps brachii medial head origin

lesser tubercle of humerus

biceps brachii origin

supraglenoid tubercle of scapula

biceps brachii insertion

unlar & radial tuberosities

extensor carpi radialis origin

lateral supracondylar crest of humerus

extensor crapi radialis insertion

dorsal surface of the base of metacarpals II & III

common digital extensor origin

lateral epicondyle of humerus

common digital extensor insertion

extensor processes of the distal phalanges of digits II-V

superficial digital flexor origin

medial epicondyle of humerus

superdigital digital flexor insertion

palmar surface of the middle phalanges of digits II-V

flexor carpi ulnaris humeral head origin

medial epicondyle of humerus

flexor carpi ulnaris ulnar head origin

caudomedial surface of olecranon

flexor carpi ulnaris both heads insertion

accessory carpal bone

deep digital flexor humeral head origin

medial epicondyle of humerus

deep digital flexor ulnar head origin

proximal aspect of caudal border of ulna

deep digital flexor radial head origin

middle third of medial border of radius

deep digital flexor all heads insertion

palmar surface of base of digital phalanx of each digit

interosseous origin

proximal ends of metacarpal bones II-V

interosseous insertion

proximal end of first phalanx