Anterior Thigh Flashcards
Iliacus
O: iliac crest, iliac fossa, ala of sacrum and ant. sacroiliac ligs
I: lesser trochanter of femur
Psoas Major
O: sides of T12-L5 vertebrae
I: lesser tochanter of femur
Sartorius
O: ant. sup. iliac spine + sup. part of notch inferior to it
I: superior part of medial surface of tibia
Pectineus
O: sup. ramus of pubis (pectineal line)
I: pectineal line of femur inferior to lesser trochanter
Quads: Rectus Femoris
O: AIIS and illium above acetabulum
I: via base of patella and into tib tuberosity
Quads: Vastus Intermedius
O: Ant. and Lat, surfaces of shaft of femur
I: via base of patella and into tib tuberosity
Quads: Vastus Lateralis
O: greater trochanter and Lat lip of linea aspera of femur
I: via base of patella and into tib tuberosity
Quads: Vastus Medialis
O: Interrochanteric line and med. lip of linea aspera of femur
Iliacus ACTION and INNERVATION
flex thigh at hip joint and stabilise joint
Femoral Nerve
Psoas Major ACTION and INNERVATION
flex thigh at hip joint and stabilise joint
Ant. rami of lumbar nerves
Sartorius ACTION and INNERVATION
Flexes, abducts, lat rotates thigh at hip joint
flexes at knee joint (sitting cross-legged)
Femoral Nerve
Pectineus ACTION and INNERVATION
Adducts + flexes thigh
Femoral Nerve
Quads: Rectus Femoris ACTION and INNERVATION
Steadies hip joint and helps iliopsoas flex the thigh
Femoral Nerve
Quads: vastus Lat. Med. + Intermed.
ACTION and INNERVATION
Extend the knee
Femoral Nerve
