Hamstrings Flashcards
Biceps Femoris
A - Flex the knee (tibiofemoral joint), Laterally rotate the flexed knee (TF joint), Long head: extend the hip (coxal joint)
O - Long head: ischial tuberosity,
Short head: lateral lip of line aspera
I - Head of the fibula
N - Long head: Sciatic (tibial branch L5, S1, 2, 3)
Short head: Sciatic (peroneal branch L5, S1, 2)
Semitendinosus
Action - Flex the knee (tibiofemoral joint), Medially rotate the flexed knee (TF joint), Extend the hip (coxal joint)
O - Ischial tuberosity
I - Proximal, medial shaft of tibia at per anserinus tendon
N - Sciatic (tibial branch L4, 5, S1, 2)
Semimembranosus
A - Flex the knee (tibiofemoral joint) Medially rotate the flexed knee (TF joint) Extend the hip (coxal joint)
O - Ischial tuberosity
I - Posterior aspect of medial condyle of tibia
N - Sciatic (tibial branch L4, 5, S1, 2)