Canine PCL 4

Tensor fascia late function

Flexes the hip

Extends the stifle

Tensor of fascia late

Protracts the limb

Tensor fascia late origin

Tuber coxae

Tensor fascia late insertion

Patella and tibial tuberosity by fascia lata and patella ligament

Biceps femoris function

Weight bearing - extends the hip, stifle and hock

Non weight bearing - flexes stifle and abducts the limb

Biceps femoris origin

Ischiatic tuberosity and sacrotuberous ligament

Biceps femoris insertion

Patella ligament and tibial tuberosity, cranial part of the tibia, crural fascia and tuber calcaneal

Semitendinosus function

Extends the hip, hock and stifle

Semitendinosus origin

Ischiatic tuberosity

Semitendinosus insertion

Medial surface of the tibia, tuber calcaneal with the tendon of the gracilis muscle

Semimembranosus function

Extends the hip, hock and stifle

Semimembranosus origin

Ischiatic tuberosity

Semimembranosus insertion

Medial condyle of the femur and medial condyle of the tibia

Gastrocnemius function

Extends the hock and flexes the stifle

Gastrocnemius origin

Medial and lateral supracondylar tuberosities

Gastrocnemius insertion

Calcaneal tuberosity