Muscles that flex the knee Flashcards
gracilis origin
body and inferior ramus of pubis
gracilis insertion
medial surface of proximal tibia (pes anserine), distal to medial condyle
gracilis action
adduction of hip, medial rotation of hip if knee flexed, knee flexion
gracilis innervation
obturator nerve
gracilis blood supply
medial circumflex femoral artery
bicep femoris long head origin
ischial tuberosity
bicep femoris long head insertion
head of fibula
bicep femoris long head action
extension of hip, flexion of knee and lateral rotation of knee
bicep femoris long head innervation
tibial nerve
bicep femoris long head blood supply
deep femoral artery
bicep femoris short head origin
linea aspera of femur
bicep femoris short head insertion
head of fibula
bicep femoris short head action
flex knee, lateral rotation of knee
bicep femoris short head innervation
common fibular nerve
semimembranosus origin
ischial tuberosity
semimembranosus insertion
medial condyle of tibia
semimembranosus action
extension of hip, flexion of knee, medial rotation of knee
semimembranosus innervation
tibial nerve
semimembranosus blood supply
deep femoral artery and popliteal artery
semitendinosus origin
ischial tuberosity
semitendinosus insertion
medial surface of proximal tibia (pes anserine), distal to medial condyle
semitendinosus action
extend hip, flex knee, medial rotate knee
semitendinosus innervation
tibial nerve
semitendinosus blood supply
deep femoral artery and popliteal artery
popliteus origin
lateral femoral condyle
popliteus insertion
proximal 1/3 posterior tibia (proximal to soleal line)
popliteus action
medial rotation of tibia on femur, lateral rotation of femur on tibia
popliteus innervation
tibial nerve
popliteus blood supply
popliteal artery
