Muscles Of The Pelvic Limb

Front 1

Biceps Femoris

Back 1

Attachments: Ischiatic tuberosity, patella, cranial tibia, tuber calcanei

Actions: Extend hip, flex AND extend the stifle, extend the hock

Front 2

Sartorius

Back 2

2 Heads: Cranial and Caudal

Attachments: Cranial Head: crest of ilium, patella. Caudal Head: tuber coxae, cranial tibia

Actions: Both: Flex the hip. Cranial Head: extend the stifle. Caudal Head: flex the stifle.

Front 3

Semitendinosis

Back 3

Attachments: Ischiatic tuberosity, tibial tuberosity, tuber calcanei

Actions: Extend the hip, flex the stifle, extend the hock

Front 4

Gracilis

Back 4

Attachments: Pelvic symphysis, cranial tibia, tuber calcanei

Actions: Adduct the limb, extend the hip, flex the stifle, extend the hock

Front 5

Semimembranosis

Back 5

Attachments: Ischiatic tuberosity, caudal rough surface of femur, medial condyle of tibia

Actions: Extend the hip, flexes AND extends the stifle

Front 6

Pectineus

Back 6

Attachments: Iliopubic eminence, caudal rough surface of femur

Actions: Adduct the limb.

Front 7

Adductor

Back 7

Attachments: Pelvic symphysis, ischiatic arch, caudal rough surface of femur.

Actions: Adduct the limb, extend the hip

Front 8

Quadratus Femoris

Back 8

Attachments: ventral surface of the caudal part of the ischium, distal to the trochanteric fossa
Actions: Extend the hip, rotates limb laterally

Front 9

Tensor Fasciae Latae:

Back 9

Attachments: Tuber coxae, ilium, lateral femoral fascia

Actions: Flex the hip, extend the stifle

Front 10

Rectus Femoris:

Back 10

Attachments: Ilium, tibial tuberosity:

Actions: Flex the hip, extend the stifle

Front 11

Superficial Gluteal

Back 11

Attachments: Lateral sacrum, 1st caudal vertebrae, third trochanter

Actions: Abduct the limb, extend the hip

Front 12

Vastus Lateralis

Back 12

Attachments: Proximal femur, tibial tuberosity

Actions: Extend the stifle

Front 13

Middle Gluteal

Back 13

Attachments: Crest of the ilium, gluteal surface, greater trochanter

Actions: Abduct the limb, extend the hip, rotate limb medially

Front 14

Vastus Intermedius

Back 14

Attachments: Proximal femur, tibial tuberosity

Actions: Extend the stifle

Front 15

Piriformis
.

Back 15

part of the deep caudal middle gluteal, but is separated from the main muscle mass
Attachments: crest and gluteal surface of ilium and the greater trochanter
Actions: to extend and abduct the hip, rotate the pelvic limb medially

Front 16

Vastus Medialis

Back 16

Attachments: Proximal femur, tibial tuberosity

Actions: Extend the stifle

Front 17

Deep Gluteal

Back 17

Attachments: Ilium, ischiatic spine, greater trochanter

Actions: Abduct the limb, extend the hip, rotate limb medially

Front 18

Iliopsoas

Back 18

Attachemnts: lumbar vertebrae cranioventral ilium, lesser trochanter
Actions: The major flexor of the hip

Front 19

Cranial Tibial

Back 19

Attachments: Extensor groove of tibia, plantar surface base of metatarsals 1 & 2.

Actions: Flex the hock, supinate

Front 20

Internal Obturator

Back 20

Attachments: symphysis pelvis and dorsal ischium and pubis, trochanteric fossa of femur

Actions: Rotates limb laterally

Front 21

Long Digital Extensor

Back 21

Attachments: Extensor fossa of femur, extensor processes of distal phalanges 2 – 5

Actions: Flex the hock and extend the digits

Front 22

Gemelli:

Back 22

Attachments: the lateral surface of the ischium, caudal to acetabulum and ventral to the lesser ischiatic notch

Actions: Rotates limb laterally to the hip

Front 23

Peroneus Longus

Back 23

Attachments: Lateral condyle of tibia, proximal lateral fibula, lateral epicondyle of femur, 4th tarsal bone, plantar surface base of metatarsals

Actions: Flex the hock, pronate

Front 24

Superficial Digital Flexor

Back 24

Attachments: Lateral supracondylar tuberosity of femur, tuber calcanei, base of middle phalanges 2 – 5

Actions: Flex the stifle, extend the hock, flex first two digital joints of 2 – 5

Front 25

Gastrocnemius

Back 25

Has 2 heads
Attachments: Medial and lateral supracondylar tuberosities of femur, tuber calcanei

Actions: Flex the stifle, extend the hock

Front 26

Deep Digital Flexor

Back 26

Attachments: Proximal tibia, proximal fibula, flexor tubercles of distal phalanges

Actions: Extend the hock, flex the digits

Front 27

Popliteus

Back 27

Attachments: lateral condyle of the femur proximal caudal surface of the tibia
Actions: Rotate limb medially.

Front 28

External Obturator

Back 28

Attachments: ventral surface of pubis and ischium, the trochanteric fossa

Actions: to rotate the pelvic limb laterally

Front 29

Peroneus tertius

Back 29

deep to long digital extensor adherent to the surface of the cranial tibial muscle