Equine And Canine Comparison Muscles

Front 1

Dog

O: Zygomatic arch

I: masteric fossa of mandible

F: mastication and raise madible

I: masticatory n

Back 1

MASSETER

Front 2

Horse

O: facial crest and zygomatic arch

I: mandibar ramus

I: masticatory

F: mastication raise mandible

Back 2

Masseter

Front 3

O: nuchal and supraspinous ligament c2-t10

I: cervicis - entire scapula spine

Thoracis - dorsal 3rd of scapula

I: dorsal br. Accessory

F: elevate shoulder, draw scapula craniodorsal and caudodorsal

Back 3

Trapezius horse

Front 4

O: dorsal median raphe of neck

3rd cervical to spinous process of thoracic 1-9

I: cervical - dorsal 2/3 of scapula

Thoracic - dorsal 3rd

I: dorsal br accessory

F: elevate scapula and shoulder

Draw scapula craniodorsal and caudo

Back 4

Dog Trapezius

Front 5

O: mastoid peocess of temporal bone

I: crest of humerus

I: ventral br accessory ans axillary

F: protract limb, extend should, bend neck laterally

Back 5

Horse brachiocephalicus

Front 6

O: distal 3rd humerus, crossing rhe cranial lateral surface of shoulder

Dividing into two at clavicular intersection

I: pars cervicalis- nuchal crest and occipital bone

Pars mastoidea - mastoid process

I: ventral br acc bd axx

F: protract limb, extend shoulder, bend neck

Back 6

Dog brachio

Front 7

Scapula spine and caudal scapula

I: deltoid tuberosity

I: axillary

F: flex shoulder

Back 7

Horse deltoideus

Front 8

Spine and acromion of scapula

I: deltoid tuberosity

I: axillary

F: flex shoulder

Back 8

Dog deltoid

Front 9

Proximocaudal surface of humerus

I: proximedial surface of radius

I: radial n

F: flex elbow

Back 9

Horse brachialis

Front 10

Lateral supracondylar crest

I: distomedial radius

I: radial

F: flex elbow

Back 10

Dog brachialis

Front 11

Supraglenoid tubercle

I: radial tuberosity

Medial collateral ligament

Via lacertus fibrosis on tendon of ext. Carpi. Radia

I: musculo n

F: extend shoulder and carpus

Flex elbow

Back 11

Horse biceps brachii

Front 12

Supraglenoid tubercle

I: radial tuberosity, proximedial ulna

I: musculo

F: flex elbow

Back 12

Dog biceps brachii

Front 13

Nuchal and dorsoscapular ligament c2-t8

I: medial scapupa cartilage

I: medioventral br local cervical and thoracic n

F: elevate neck, draw scapula craniodorsal

Back 13

Horse rhomboids

Front 14

Nuchal crest, dorsal median raphe from 2nd cerv to 1st thor, cranial thoracic spines

I: medial surface of scapula cartilage

I: ventral br of cervical

F: fixate thoracic limb, elevate scapula, draw it forward

Back 14

Dog rhomboid

Front 15

TPs of 2-7

Ribs 1-7

I: fascies serrate

I: ventral br. C5-8 long thoraric

F: suspend trunk, support, raise neck

Back 15

Horse serratus ventralis

Front 16

Tps of c2-7

Ribs 1-7

I: fascies serrate

I: ventral br. Of c5-8 long thoracic

F: suspend trunk, support, raise neck

Back 16

Dog serratus ventralis

Front 17

Supraspinous fossa and spine of scapula

I: greater and lesser tubercles of humerus

I: Suprascapula n

F: extend shoulder

Back 17

Horse and dog supraspinatus

Front 18

Infraspinous fossa and spine scapula

I: greater tubercles of humerus

I: Suprascapula n

F: extend shoulder, flex shoulder, collateral ligament

Back 18

Infraspinatus horse and dog

Front 19

Caudal scapula (long)

Humerus and deltoid tuberosity (lat)

I: olecranon

I: radial

F: flex shoulder (long)

Extend elbow (lat and long)

Back 19

Horse Triceps lat and long

Front 20

Caudal marjin scapula, proximolateral humerus

I: olecranon

I: radial

F: flex shoulder and extend elbow

Back 20

Dog triceps

Front 21

Caudal border of scapula

Fascia of latissimus dorsi

I: ula, medial olecranon, antebtachial gascia

I: radial

F: extend elbow

Tenses antebtachial fascia

Back 21

Horse and dog tensor fascia antebrachii

Front 22

Distal half of caudal border scapula

Caudal border of scapula and subscapularis

I: proximal to deltoid tuberosity of humerus

I: axillary

F: flex shoulder

Back 22

Horse teres major minor

Front 23

Caudal border of scapula

Infraglenoid tubercle

Distal infraspinous fossa

I: teres major and minor tuberosity

I: axillary

F: flex shoulder

Back 23

Dog teres major minor

Front 24

Manubrium sterni

Costal cartilages 1-6 and adjacent sternum

Sternum distally on ribs 1-9 tunica flava abdominis

I: deltoid tuberosity

Crest of humerus

Forearm fascia

Major minor tubercles od humerus

I: cranial and caudal pectoral

F: connect forelimb with trunk

Add, pro, retract

Suspend trunk

Stabilose shoulder

Back 24

Horse pectorals

Front 25

Body of sternum

Manubrium and cranial sternum

I: greater/lesser tubercles of humerus and brachial fascia, crest of greater tubercle

I: cranial and caudal

Conmect forelimb to trunk

Add pro re

Suspend trunk

Back 25

Dog pectorals

Front 26

Supraspinous ligament from T3 caudally via thoracolumbar fascia

I: teres major tuberosity

I: thoracosorsal

F: flex shoulder, retract limb, draw trunk cranial

Back 26

Latissimus for horse

Front 27

Thoracolumbar fascia

I: teres major tuberosity

I: thoracosorsal

F: flex shoulder, retract limb, draw trunk cranially

Back 27

Dog latissimus

Front 28

Supracondylar crest and radial fossa

I: proximodorsally on Mc3

I: radial n

F: extend carpus

Back 28

Horse ex. Carpi. Radialis

Front 29

Supracondylar crest and radial fossa

I: extensor of distal phalanges of 2-5

I: radial

F: extends carpus and digit

Back 29

Dog ex. Carpi. Radialis

Front 30

Radius, lateral epicondyle of humerus, ulna

I: proximodorsal on prox, middle and distal phalanx

I: radial

F: extends carpus and digits

Back 30

Horse common digital extensor

Front 31

Lateral epicondyle of humerus

I: distal phalanx 2-5

I: radial

F: extends carpus

Back 31

Common digital extensor

Front 32

Internal iloac fascia, insertional tenson of psoas minor

I: medial aspect of stifle

I: femoral

F: adducts hip, flex hip, protract, extend stifle

Back 32

Horse sartorius

Front 33

Tuber coxae and iliac crest

I: crural gasciaand cranial tibia

I: femoral

F: adducts limb, flex hip, protract, extend stifle

Back 33

Dog sartorius

Front 34

Longissimus lumborum, ilium, sacrum, sacroiliac and sciatic ligi

I: greater trochanter

I: cranial gluteal

F: extend hip and abduct

Back 34

Gluteus medius horse

Front 35

Gluteal fascia, wing of ilium

I: major trochanter

I: cranial gluteal

F: extend hip and abduct

Back 35

Gluteus medius dog

Front 36

SPs and TPs of Sa3-5, sacrosciatic lig, tail fascia, tuber ischium

I: lateral patella lig, cranial tibia, crual fascia, tarsal tendon to calcaneal

I: caudal gluteal and sciatic

F: extend hip hock stifle, abducts, lex stifle

Back 36

Horse bicep fem

Front 37

Ischiatic tuberosity

Sacrotuberous ligament

I: patella ligament, tibial tuberosity, cranial tibia, crural fascia, tuber calcaneal

I: sciatic

F: extens hip hock stifle, abducts, flex stifle

Back 37

Dog bicep fem

Front 38

Ventral surface of pelvis

Symphysial tendon

I: caudal surface of medial epicondyle of femur

I: obturator

F: adducts and retracts hind limb

Back 38

Horsr adductor

Front 39

Pelvic sympjysis via symohysial tendon

I: facies aspera of femur

I: obturator

F: adducts and retracts hind limb

Back 39

Dog adductor

Front 40

Last 3 sacrum, 1-2 caudal, tail fascia, scarosci lig, tubet ischium

I: cranial border of tibia, crural fascia, tarsal tendon

I: caudal gluteal

F: extends hip, hock, stifle weight bear

Flexs stifle non weight bear

Adducts limb

Back 40

Horse semiten

Front 41

Ischiatic tuberosity

I: medial tibia, tuber calcaneal with tendon of gracilis

I: sciatic

F: extends hip hock stifle weight bear

Flex stifle non weight

Adducts limb

Back 41

Dog semiten

Front 42

1st caudal, sacrosciatic lig, tuber isch

I: medial condyles of femur and tibia

I: caudal gluteal and sciatic n

F: extend hip stifle and retract adduct and inward rotation

Back 42

Horse semimem

Front 43

Ischiatic tuberosity

I:medial condyles of femur and tibia

I: sciatic

F: extend hip stifle

Back 43

Dog semimem

Front 44

Pubic, contralateral iliopubic eminence

I: medial femur

I: obturator and femoral

F: adducts and flex hip

Back 44

Horse pectineus

Front 45

Iliopubic eminence

I: medial lip of fascies aspera

I: obturator

F: adducts limb flex hip

Back 45

Dog pectineus

Front 46

Pelvic symphysis

I: crural fascia, medial patella lig, cranial tibia

I: obturator

F: adducts limb, extend stifle

Back 46

Horse gracilis

Front 47

By aponeurosis with symphysial tendon to pelvic symphysis

I: medial crural fascia and tuber calcaneal

I: obturator

F: extend hock

Back 47

Dog gracilis

Front 48

Ventral surface of ischium

I: caudal surface of femur, near third trochanter

I: sciatic

F: assist hip flexion (horse)

Rotates limb laterally and extend hip (dog)

Back 48

Quadratus femoris dog and horse

Front 49

Ventral surface of proximal end last 2 ribs and lumbar TPs

I: ventral surface of wing of sacrum

Sacrosci ligaments

I: local intercostal and vent. br. Lumbar

F: stabilise last two ribs and vert columm

Back 49

Horse quadratus lumborum

Front 50

Last 3 thoracic vert and lumbar TPs

I: TPs of cranial lumbar vert

I: local intercostal, vent. Br. Lumbar

F: lateral flexion of lumbar and vert column

Back 50

Dog quadratus lumborum

Front 51

Proximolateral femur

I: intermediate patella lig of tibia

I: femoral

F: extend and stabilise stifle

Back 51

Horse vastus lateralis

Front 52

Craniolateral femur

I: patella sesamoid bone in tendon of quads

I: femoral

F: extend and stabilise stifle

Back 52

Dog vastus lateralis

Front 53

Med, lat supracondyle tuberosities of femur

I: common calcaneal tendon

I: tibial

F: extend hock Flex stifle

Back 53

Horse gastroc

Front 54

Distal femur, med lat supracond tubers

I: common calcaneal tendon

I: tibial

F: extend hock flex stifle

Back 54

Dog gastroc

Front 55

Lateral condyle and tuberosity of tibia

I: dorsal br on T3 and proximal end of Mt3. Medial br. on T1/2

I: peroneal

F: flex hock

Back 55

Horse cranial tibial

Front 56

Proximal cranial surface of tibia

I: proximal mc1

I: peroneal

F: flex hock

Back 56

Dog cranial tibial

Front 57

Supracondyle fossa of femur

I: plantar on distal ens of proximal phalanx and proximal collateral tubercles of middle phalanx

I: tibial

F: reciprocal mechanism, support fetlock and pastern

Back 57

Horse superficial digital flexor

Front 58

Lateral supracondylar tuberosity

I: proximal plantar aspect of mid phalanx digits 2-5

I: tibial

F: flexor of digits 2-5

Back 58

Dog SDFT

Front 59

Caudal surface of tibia

I: plantar on distal phalanx

I: tibial

F: extend hock and flex digit

Back 59

Horse lateral digital flexor

Front 60

Plantar aspect of proximal 2 thirds of tibia, proximal half of fibula

I: plantar surface base of each distal phalanges

I: tibial

F: extend hock flex digit

Back 60

Dog lateral digital flexor

Front 61

Ventral surface of last two ribs, TPs of lumbar, sacroiliac surface of ilium, adjacent wing of sacrum and psoas minor tendon

I: lesser trochanter of femur

I: v. B. Of lumbar spinal

F: flex hip, stabilise vert column

Back 61

Horse iliopsoas

Front 62

Vertebral ends of ribs 12, 13, TPs of lumbar, sacroiloac surface of ilium, last 3 thoracic, first 4 lumbar, tendon quadratus lumborum

I: trochanter minor, tubercles of ilium

I: v. B. Lumbar

F: flex hip, stabilise vert

Back 62

Dog psoas

Front 63

Lumar TPs and cranial border of ribs

I: angles of ribs 1-15, TPs of C7

I: dorsal br. Local spinal

F: stabilise lumbar, ribs

Extend and laterally bend back

Back 63

Iliocostalis horse

Front 64

Ilium, several adjacent ribs, TPs of c7

I: TPs of lumbar vert, caudal ribs, caudal marjins of ribs and origin of TPs c7

I: dorsal br of loval spinal

F: draw ribs caudally and cranially during breathing

Back 64

Iliocostalis dog

Front 65

Ilium, SPs of sacrum, lumbar, thoracic, TPs of thoravic and cerv

I: TPs of vert, tubercles of ribs, wing of atlas, mastoid process

I: dorsal br of local spinal n

F: stabilise and extend back

Back 65

Horse longissimus

Front 66

SPs of sacral, lumbar, thoracic, TPs of thoracic vert anfd articular procrss of cerv

I: trans and accessory pro of lumbar, thotacic, TpS of cerv ribs, mastoid pro of temp bone

I: d branches spinal

Back 66

Dog longissimus