Origin
ASIS (hip flexor/ER, knee flexor)
What is the sartorius origin?
posterior surface of proximal tibia
What is the popliteus insertion?
knee extension and hip flexion
What is the rectus femoris action?
anterior compartment of thigh
What compartment of the leg does the femoral nerve innervate?
anterior femur
What is the vastus intermedius origin?
patella to tibial tuberosity
What is the quadriceps insertion?
adduction of hip
What is the adductors action?
posterior compartment of thigh
What compartment of the leg does the tibial nerve innervate?
pubis and inferior ramus
What is the gracilis origin?
medial portion of tibia (pes anserinus tendon)
What is the semitendinosus insertion?
knee flexion, hip extension and internal rotation
What is the semimembranosus and semitendinosus action?
medial compartment of thigh
What compartment of the leg does the obturator nerve innervate?
AIIS
What is the rectus femoris origin?
linea aspera and adductor tubercle
What is the adductors insertion?
knee extension
What is the vastus lateralis and intermedius action?
tensor fascia latae
What muscle does the superior gluteal nerve innervate?
ischial tuberosity (medial compartment)
What is the semimembranosus and semitendinosus origin?
pes anserine (origin ASIS)
What is the sartorius insertion?
knee flexion, hip extension and external rotation
What is the biceps femoris action?
quadriceps and sartorius
What muscles does the femoral nerve innervate?
lateral condyle of femur
What is the popliteus origin?
pes anserine (origin pubis)
What is the gracilis insertion?
unlocks knee, open chain tibial internal rotation, closed chain femur external rotation
What is the popliteus action?
biceps femoris, semimembranosus, semitendinosus, and popliteus
What muscles does the tibial nerve innervate?
lateral lip of linea aspera, greater trochanter
What is the vastus lateralis origin?
fibular head
What is the biceps femoris insertion?
hip adduction, knee flexion, knee internal rotation
What is the gracilis action?
gracilis and adductors
What muscles does the obturator nerve innervate?
ASIS (abductor)
What is the tensor fascia latae origin?
posteromedial condyle of tibia
hip flexion, hip abduction, and hip internal rotation
What is the tensor fascia latae action?
pubic symphysis
What are the adductors origin?
ITB on Gerdy's tubercle
What is the tensor fascia latae insertion?
knee flexion, internal tibial rotation, hip flexion, hip abduction, hip external rotation
What is the sartorius action?
medial portion of linea aspera
What is the vastus medialis oblique origin?
knee extension and patellar stabilization
What is the vastus medialis oblique action?
long head- ischial tuberosity; short head- lateral lip of linea aspera
What is the biceps femoris origin?