Flexors Of The Hip Flashcards
O and I of Pectineus
O: superior ramus of pubis
I: Pectineal line if femur, just inferior to lesser trochanter
Name the muscles of anterior thigh (flexors of hip joint)
Pectineus
Iliopsoas
Sartorius
Innervation of Pectineus
Femoral nerve
Action of Pectineus
Adducts and flexes thigh; assists with medial rotation of thigh
Name part of iliopsoas
Psoas major
Psoas minor
Iliacus
O and I of psoas major
O: Sides of t12- L5 vertebrae and discs between; transverse processes of all lumbar vertebrae
I: lesser trochanter of femur
Innervation of psoas major
Anterior rami of lumbar nerves
Action of iliopsoas
Act conjointly in flexing thigh at hip joint and in stabilising this joint
O and I of psoas minor
O: sides of T12-L1 vertebrae and intervertebral discs
I: Pectineal line, iliopectineal eminence via iliopectineal arch
Innervation of psoas minor
Anterior rami of lumbar nerves
O and I of iliacus
O: iliac crest, iliac fossa, ala of sacrum and anterior sacro- iliac ligament
I: tendon of psoas major, lesser trochanter and femur distal to it.
Innervation if iliacus
Femoral nerve
O and I of sartorius
O: ASIS and superior part of notch inferior to it
I: superior part of medial surface of tibia
Innervation of sartorius
Femoral nerve
Action if sartorius
Flexes, abducts and laterally rotates thigh at hip joint
Flexes leg at knee joint ( medially rotating the leg when knee is flexed)
