Anterior Thigh Muscles Flashcards
Psoas major origin
Posterior abdominal wall
Psoas major insertion
Lesser trochanter of femur
Psoas major innervation
Anterior rami (L1-L3)
Psoas major function
Flexes thigh at hip joint
Iliacus origin
Posterior abdominal wall
Iliacus insertion
Lesser trochanter of femur
Iliacus innervation
Femoral nerve (L2-L3)
Iliacus function
Flexes thigh at hip joint
Vastus medialis origin
Femur
Vastus medialis insertion
Quadriceps femoris tendon, medial border of patella
Vastus medialis innervation
Femoral nerve (L2-L4)
Vastus medialis function
Extends leg at knee joint
Vastus lateralis origin
Femur
Vastus lateralis insertion
Quadriceps femoris tendon, lateral margin of patella
Vastus lateralis innervation
Femoral nerve (L2-L4)
Vastus lateralis function
Extends leg at knee joint
Vastus intermedius origin
Femur
Vastus intermedius insertion
Quadriceps femoris tendon
Vastus intermedius innervation
Femoral nerve (L2-L4)
Vastus intermedius function
Extends leg at knee joint
Rectus femoris origin
Straight head from anterior inferior iliac spine, reflected head from ilium
Rectus femoris insertion
Quadriceps femoris tendon
Rectus femoris innervation
Femoral nerve (L2-L4)
Rectus femoris function
Extends leg at knee joint, flexes thigh at hip joint
Sartorius origin
Anterior superior iliac spine
Sartorius insertion
Medial side of tibia
Sartorius innervation
Femoral nerve (L2-L3)
Sartorius function
Flexes thigh at hip joint and flexes leg at knee joint
