Forelimb I/O Flashcards
I: Supraspinatus
medial aspect of the greater tubercle of the humerus
O: Supraspinatus
supraspinous fossa
I: Infraspinatus
lateral aspect of greater tubercle
O: Infraspinatus
infraspinous fossa
O: Teres minor
caudal border of the scapula
I: teres minor
small tubercle at the top end of the tricipital line
I: subscapularis
lesser tubercle of the humerus
O: subscapularis
subscapular fossa
O: coracobrachialis
corocoid process
I: coracobrachialis
crest of the lesser tubercle
O: deltoid
spinous head: scapular spine
Acromial head: acromion
I: deltoid
deltoid tuberosity of the humerus (lateral)
I: teres major
teres major tuberosity (shares insertion with latissimus dorsi)
O: teres major
dorsal third of the caudal border of the scapula
O: biceps brachii
supraglenoid tubercle
I: biceps brachii
radial and ulnar tuberosities
O: brachialis
proximal half of the lateral humerus
I: brachialis
ulnar tuberosity
O: medial head of triceps
medial shaft of the humerus caudal to the teres tuberosity
I: all heads of triceps
olecranon
O: long head of triceps
infraglenoid tuberosity and caudal border of scapula
O: accessory head of triceps
caudal neck of humerus, just below humeral head
O: lateral head of triceps
tricipital line and deltoid tuberosity of humerus
O: tensor fascia antebrachii
latissimus dorsi
I: tensor fascia antebrachii
olecranon
O: anconeus
top of the olecranon fossa
I: anconeus
lateral aspect of the ulna
I: ECR
proximodorsal metacarpal II and III
O: ECR
lateral epicondylar crest
O: abductor pollicis longus (ECO in horse)
lateral surface of most of ulnar shaft
I: APL
proximal end of metacarpal I
O: CDE
lateral epicondyle of humerus
I: CDE
extensor tubercles of P3 of digits II to V
I: LDE
onto lateral three digits, at the proximal end of P2
I: ECU
lateral process of metacarpal 5
O: ECU
lateral epicondyle of humerus
I: SDF
proximal border of P2 of digits 2 to 5
O: SDF
medial epicondyle of humerus
O: DDF
(main head) medial epicondyle of humerus, (also 2 other small heads)
I: DDF
flexor protuberance of palmar aspect of distal phalanges
I: FCR
proximal end of metacarpals II and III
O: FCR
medial humeral epicondyle
O: FCR
ulnar head - medial aspect of olecranon
humeral head - medial epicondyle
I: FCR
anatomically inserts onto accessory carpal, functionally inserts onto metacarpals IV and V via the distal ligaments of the accessory carpal