Thoracic Limb Muscles

(or,ins,inn, and arteries)

In equine, the sternocephalicus inserts only on

mandible (sternomandinularis)

In equine, the omotransversarius is fused to what?

dorsal border of brachiocephalicus

Which species has a rhombiodeous capitus?

canine

In bovine, the sternocephalicus is divided into which two parts?

sternomandibularis and sternomastoideus

In bovine, the cleidocephalicus is divided into which two parts

cleidocippitalis and cleidomastoideous

Origin of the Supraspinatous muscle (extensor of the shoulder)

supraspinatous fossa of the scapula

Insertion of the Supraspinatous ( extensor of shoulder)

greater tubercle of humerus

Innervation of supraspinatous ( extensor of the shoulder)

suprascapular nerve

Origin of Infraspinatous muscle ( extensor of the shoulder)

Infraspinous fossa of scapula

Insertion of infrapinatous ( extensor of the shoulder)

greater tubercle of the humerus

Innervation of the Infraspinatous ( extensor of the shoulder)

suprascapular never

Origin of Biceps Brachaii (extensor of the shoulder)

supraglenoid tubercle

Insertion of biceps brachaii ( extensors of shoulder)

radial and ulnar tuberosities

Innervation of the biceps brachaii ( extensor of the shoulder )

Musculocutaneous nerve

Origin of the Deltoideous ( flexor of the shoulder)

scapular spine and acromian process

Insertion of the deltoideous (flexor of the shoulder)

deltoid tuberosity

Innervation of the deltoideous ( flexor of the shoulder)

axillary nerve

Origin of the teres major ( flexor of the shoulder)

caudal angle of the scapula

insertion of the teres major (flexor of the shoulder)

teres major tuberosity

innervation f the teres major ( flexor of the shoulder)

axillary nerve

origin of teres minor (flexor of the shoulder )

infraglenoid tubercle and caudal angle of scapula)

Insertion of teres minor (flexor of the shoulder)

teres minor tuberosity

innervation of teres minor ( flexor of the shoulder)

axillary nerve

origin of the long head of the triceps (flexor of the shoulder)

caudal border of the scapula

insertion of long head of triceps ( flexor of the shoulder)

olecranon process of the ulna

innervation of long head of the triceps( flexor of the shoulder)

radial nerve

Origin of Triceps (lateral head, medial head, and acessory head) (extensor of elbow)

proximal part of humerus

Insertion of triceps (extensor of the elbow)

olecranon process of ulna

innervation of triceps (extensor of the elbow)

radial

origin of Tensor fascia antebrachia (extensor of the elbow )

fascia over the lattisimus dorsi

insertion of tensor fascia antebrachia ( extensor of the elbow )

olecranon process of the ulna

innervation of the tensor fascia antebrachia

radial

Origin of Anconeus ( flexor of elbow)

epicondyle of humerus, lateral supracondylar crest

Insertion of Anconeus ( flexor of the elbow )

olecranon

Innervation of Anconeus (extensor of elbow )

Radial nerve

Origin of Biceps brachaii (flexor of the bicep)

supraglenoid tubercle

Insertion of Biceps Brachaii ( flexor of elbow)

radial tuberosity

innervation of biceps brachaii (flexor of the elbow)

musculocutaneous

Origin of Brachialis ( flexor of elbow)

proximal part of the humerus

Insertion of brachialis

radial and ulnar tuberosity

innervation of brachialis

musculocutaneous

Origin of K9 extensor carpi radialis (extensor)

lateral supracondylar crest

Insertion of extensor carpi radialis (flexor of carpus)

dorsal surface of metacarpals II and III

Innervation of extensor carpi radialis ( flexor of carpus)

radial nerve

Origin of Extensor carpi Radialis (extensor of carpus)

lateral supracondylar crest

Insertion of extensor carpi radialis (extensor of carpus) (on medial side)

dorsal surface of metacarpals II and III

Innervation of extensor carpi radialis (extensor of carpus)

radial nerve

Origin of common digital extensor (extensor of carpus) k9

lateral epichondyle of the humerus

Insertion of common digital extensor ( extensor of the carpus)

extensor processes of digits 2 to 5

innervation of common digital extensor ( extensor of carpus)

radial nerve

origin of lateral digital extensor ( extensor of carpus)

lateral epichondyle of humerus

Insertion of lateral digital extensor ( extensor of carpus )

extensor process of digits 2 to 5

innervation of lateral digital extensor ( extensor of carpus)

radial nerve

Origin of Abductor digiti 1 longus (extensor of carpus)

cranial surface of ulna

insertion of abductor digit 1 longus (extensor of carpus)

proximal part of metacarpal 1

Innervation of abductor digiti 1 longus (extensor of carpus)

radial nerve

Origin of ulnaris lateralis ( flexor of carpus)

lateral epichondyle of he humerus

Insertion of ulnaris lateralis ( flexor of carpal)

Accessory carpal and metacarpal V

Innervation of ulnaris lateralis (flexor of carpal)

radial nerve

origin of flexor carpi ulnaris ( humeral and ulnar heads) ( flexor of carpus)

medial epichondyle of the humerus

insertion of flexor carpi ulnaris ( humeral and ulnar heads ) ( flexor of carpus)

accessory carpal

innervation of flexor carpi ulnaris ( humeral and ulnar heads ) ( flexor of carpus)

ulnar nerve

Origin of flexor carpi radialis

medial epichondyle of the humerus

insertion of superficial digital flexor

middle phalanges of digits 2 to 5

innervation of superficial digital flexor

median nerve

origin of deep digital flexor (has humeral, ulnar, and radial heads)

medial epichondyle of humerus

Insertion of deep digital flexor (has humeral, ulnar, and radial heads)

flexor tubercle on distal phalange of each digit

innervation of deep digital flexor ( has humeral, ulnar, and radial heads)

humeral and radial = median, ulnar=ulnar

extensors of the digit

common and lateral digital extensor

flexors of the digit

superficial and deep digital flexor

Where is bicipital bursa

over intertubercle and in intertubercular groove