Pelvic Limb Origins And Insertions

Front 1

Biceps femoris

Back 1

O= Sacrotuberous ligament and the ischiatic tuberosity

I= By means of the fascia lata and crural fascia to the patella, patellar ligament, and cranial border of the tibia; by means of the crural fascia to the SQ part of the tibial body; the tuber calcanei

Front 2

Semitendinosus

Back 2

O= The ischiatic tuberosity

I= The disto-cranial border of the tibia; the medial surface of the body of the tibia and the tuber calcanei by means of the crural fascia

Front 3

Semimembranosus

Back 3

O= The ischiatic tuberosity

I= The distal medial lip of the caudal rough surface of the femur and the medial condyle of the tibia

Front 4

Cranial part of the Sartorius

Back 4

O= The crest of the ilium and the thoracolumbar fascia

I= The patella, in common with the rectus femoris of the quadriceps

Front 5

Caudal part of the Sartorius

Back 5

O= The cranial ventral iliac spine and the adjacent ventral border of the ilium

I= The cranial border of the tibia, in common with the gracilis

Front 6

Gracilis

Back 6

O= The pelvic symphysis by means of the symphysial tendon

I= The cranial border of the tibia and, with the semitendinosus, the tuber calcanei

Front 7

Pectineus

Back 7

O= From the iliopubic eminence and the pubic tubercle via the prepubic tendon

I= The distal end of the medial lip of the caudal rough face of the femur

Front 8

Adductor

Back 8

O= The entire pelvic symphysis by means of the symphysial tendon, the adjacent part of the ischiatic arch, and ventral surface of the pubis and ischium

I= The entire lateral lip of the caudal rough face of the femur

Front 9

Superficial gluteal

Back 9

O= The lateral border of the sacrum and the first caudal vertebrae, partly by means of the sacrotuberous ligament; the cranial dorsal iliac spine by means of the deep gluteal fascia

I= The third trochanter

Front 10

Middle gluteal

Back 10

O= The crest and gluteal surface of the ilium

I= The greater trochanter

Front 11

Piriformis

Back 11

The deep caudal portion of the middle gluteal; readily separated from the main muscle mass

Front 12

Deep gluteal

Back 12

O= The body of the ilium; the ischiatic spine

I= The cranial aspect of the greater trochanter

Front 13

Internal obturator

Back 13

O= The symphysis pelvis and the dorsal surface of the ishium and pubis

I= The trochanteric fossa of the femur

Front 14

Gemelli

Back 14

O= The lateral surface of the ishium, caudal to the acetabulum and ventral to the lesser ischiatic notch

I= The trochanteric fossa

Front 15

Quadratus femoris

Back 15

O= The ventral surface of the caudal part of the ischium

I= Intertrochanteric crest

Front 16

External obturator

Back 16

O= The ventral surface of the pubis and the ischium

I= The trochanteric fossa

Front 17

Quadriceps femoris

Back 17

Divided into 4 heads of origin which are fused distally

Front 18

Vasti muscles of the quadriceps femoris

Back 18

O= The proximal femur

I= Tibial tuberosity

Front 19

Rectus femoris of the quadriceps femoris

Back 19

O= The ilium

I= Tibial tuberosity

Front 20

Psoas major of the iliopsoas

Back 20

O= Lumbar vertebrae

I= Lesser trochanter

Front 21

Iliacus of the iliopsoas

Back 21

O= Cranioventral ilium

I= Lesser trochanter

Front 22

Cranial tibial

Back 22

O= The extensor groove and the adjacent articular margin of the tibia; the lateral edge of the cranial tibial border

I= The plantar surface of the base of MT's I and II

Front 23

Long digital extensor

Back 23

O= The extensor fossa of the femur

I= The extensor processes of the distal phalanges of digits II, III, IV, and V

Front 24

Fibularis longus

Back 24

O= The lateral condyle of the tibia, the proximal end of the fibula, and the lateral epicondyle of the femur by means of the lateral collateral ligament of the stifle

I= The fourth tarsal bone; the plantar aspect of the base of the MT's

Front 25

Gastrocnemius

Back 25

O= The medial and lateral supracondylar tuberosities of the femur

I= The proximal dorsal surface of the tuber calcanei

Front 26

Superficial digital flexor

Back 26

O= The lateral supracondylar tuberosity of the femur

I= The tuber calcanei and the bases of the middle phalanges of digits II, III, IV, and V

Front 27

Deep digital flexor

Back 27

O= The caudal aspect of the proximal 2/3 of the tibia, the proximal half of the fibula, and the adjacent interosseus membrane

I= The flexor tubercle on the plantar surface of the base of each of the distal phalanges

Front 28

Popliteus

Back 28

O= The lateral epicondyle of the femur

I= The proximal third of the caudal surface of the tibia