Posterior thigh Flashcards
Origin of Semitendinosus?
Ischial tuberosity + sacrotuberous ligament
Insertion of Semitendinosus?
Medial surface of tibial tuberosity
Action of Semitendinosus?
Extension + stabilisation of hip joint, flexion + internal rotation of knee joint
Innervation of Semitendinosus?
Tibial division of the sciatic nerve (L4-S3)
Origin of Semimembranosus?
Outer surface of ischial tuberosity
Insertion of semimembranosus?
Medial condyle of tibia, oblique popliteal ligament, popliteal fascia
Action of semimembranosus?
Flexion + medial rotation of knee, stabilisation and extension of the hip
Innervation of Semimembranosus?
Tibial division of sciatic nerve (L4-S3)
Origin of Bicep femoris long head?
Ischial tuberosity + sacrotuberous ligament
Insertion of Bicep femoris long head?
Lateral aspect of fibula head
Action of Bicep femoris long head?
Flexion + external rotation of knee joint, extension of the hip
Innervation of Bicep femoris long head?
Tibial division of sciatic nerve (L4-S3)
Origin of Bicep femoris short head?
Lateral lip of Linear aspera
Insertion of Bicep femoris short head?
Lateral aspect of head of fibula
Action of Bicep femoris short head?
Flexion + external rotation of knee joint