Knee Muscles Flashcards
The anterior muscles of the knee are?
Quads + sartorius + lower leg: anterior tib, extensor digitorum longus & fibularis longus
Origin of rectus femoris
AIIS
Insertion of rectus femurs
Superior aspect of the patella and patellar tendon to the tibial tuberosity
Origin of vastus intermedius
Upper 2/3 of anterior surface of femur (anterior to lesser trochanter)
Insertion of vastus intermedius
Upper border of the patella and patellar tendon to the tibial tuberosity
Origin of vastus lateralis
Intertrochanteric line, anterior & inferior borders of greater trochanter, gluteal tuberosity, upper 1/2 of linea aspera
Insertion of vastus lateralis
Lateral border of patella + patellar tendon to tibial tuberosity
Origin of vastus medialis
Whole length of linea aspera and medial condyloid ridge
Insertion of vastus medialis
Medial border of patella and patellar tendon to tibial tuberosity
Origin of sartorius
ASIS
Insertion of sartorius
Pes anserine (anterior medial surface of the tibia)
The posterior muscles of the knee are?
Hamstrings (S.S.B), popliteus, gastrocnemius
Origin of biceps femoris long head
Ischial tuberosity
Origin of biceps femoris short head
Lower 1/2 of linea aspera and lateral condyloid ridge
Insertion of biceps femoris
Head of the fibula
Origin of semimembranosus
Ischial tuberosity
Insertion of semimembranosus
Posteromedial surface of tibial condyle
Origin of semitendinosus
Ischial tuberosity
Insertion of semitendinosus
Pes anserine (anteromedial aspect of the tibia)
Origin of popliteus
Posterior surface of lateral condyle of the femur
Insertion of popliteus
Upper posterior medial surface of tibia
