Thigh Flashcards
Sartorius insertion
Medial aspect of tibia inferior to condyle (part of pes anserinus)
Sartorius origin
ASIS
Sartorius innervation
Femoral nerve
Sartorius action
Flexes, abducts and laterally rotates thigh at hip joint; flexes leg at knee joint
Ilipsoas origin
Psoas: T12-L5 vertebral bodies and tr. processes
Iliacus: Iliac fossa
Ilipsoas insertion
Lesser trochanter of femur
Ilipsoas innervation
Femoral nerve (also some direct branches from lumbar plexus)
Ilipsoas action
Flexes thigh at hip joint
Rectus femoris origin
AIIS
Rectus femoris insertion
Tibial tuberosity via the patellar ligament
Rectus femoris innervation
Femoral nerve
Rectus femoris action
Flexes thigh at hip joint, extends leg at knee joint
Vastus lateralis origin
Linea aspera (lateral lip)
Vastus lateralis insertion
Tibial tuberosity via the patellar ligament
Vastus lateralis innervation
Femoral nerve
Vastus lateralis action
extends leg at knee joint
Vastus medialis insertion
Tibial tuberosity via the patellar ligament
Vastus medialis origin
Linea aspera (medial lip)
Vastus medialis innervation
Femoral nerve
Vastus medialis action
extends leg at knee joint
Vastus intermedius origin
Anterior/lateral surfaces of femur
Vastus intermedius insertion
Tibial tuberosity via the patellar ligament