what bones make up the pelvic girdle
Ishcium, illium, sacrum
what bones make up the hip joint
Humerus, Pelvis
what is the origin, insertion and action of the Psoas
O: Transverse process and corresponding intervertebral disks od T-12- L5
I: Lesser trochanter of femur
A: hip flexion, external hip rotation
what is the origin, insertion and action of the Iliacus
O: Ilicac fossa
I: Lesser trochanter of femur
A: hip flexion, hip external rotation
What muscles make up the quadriceps
Rectus femoris, Vastus medialis, Vastus Lateralis, Vastus Intermedius
which of the quadriceps is a hip flexor?
Rectus femoris
what is the origin, insertion and action of the rectus femoris
O: Anterior Inferior Iliac spine (AIIS)
I: Tibial tuberorsity via patella tendon
A: Hip flexion, knee extension
What is the origin, insertion and action of the Sartorius
O: Anterior superior Iliac spine (ASIS)
I: Medial shaft of tibia via pes anserine tendon
A: Hip flexion, Abduction, external rotation, K
Knee flexion
What is the origin, insertion and action of the Tensor Fasciae latae
O: anteriolateral lip of iliac crest
I: lateral condyle of the tibia via ITband
A: hip flexion, abduction, internal rotation
What is the insertion of the quadriceps muscles
Tibial tuberosity via patella tendon
What is the origin, and action of Vastus lateralis
O: greater trochanter of femur
A: extends the knee
What is the origin and action of vastus medialis?
O: Intertrochanteric line
A: extends the knee
What is the origin and action of Vastus Intermedius
O: proximal two thirds of anterior shaft of femur
A: extends the knee
Name the 5 hip flexors
Psoas, Sartorius, Tensor fascia latae, Iliacus, Rectus Femoris
Which muscle adduct the hip
Pectineus, Adductor brevis, adductor longus, Adductor magnus, gracilis
What is the origin, insertion and action of the Pectineus?
O: superior rams of pubis
I: pectineal line of femur
A: hip adduction and flexion
What is the origin, insertion and action of Adductor brevis?
O: outer surface of inferior rams of pubis
I: pectineal line
A: Hip adduction, flexion and external rotation
What is the origin, insertion and action of Adductor Longus
O: between pubic crest and symphysis
I: middle one third of medial lip of line aspera
A: hip adduction and flexion
What is the origin, insertion and action of Gracilis
O: Inferior rams of pubis
I: medial shaft of the tibia via the peso anserine tendon
A: hip adduction and flexion
knee flexion
What is the origin, insertion and action of adductor magnue
O: inferior rams of pubis
I: medial lip of line aspera of femur
A: hip adduction
(lower fibres - hip extension)
(upper fibres - hip flexion)
What is the origin, insertion and action of Gluteus maximus?
O: posterior iliac crest, sacrum and sacrotuberous ligament
I: greater trochanter of femur, gluteal tuberosity and lateral tibial condyle via ITband
A: hip extension, external rotation, ab and adduction
What is the origin, insertion and action of Gluteus medius?
O: external surface of the ilium between the anterior and posterior gluteal line
I: lateral surface of greater trochanter of femur
A: hip abduction,
anterior fibres - hip flexion and internal rotation
posterior fibres - hip extension and external rotation
What is the origin, insertion and action of Gluteus minimus
O: external surface of the ilium between the anterior and inferior gluteal line
I: anterior boarder of the greater trochanter of femur
A: hip abduction and internal rotation
What is the origin, insertion and action of piriformis
O: Anterior surface of sacrum
I: superior boarder of greater trochanter of femur
A: hip external rotation, abduction
which muscles externally rotate the hip
obturator internus, obturator externus
What is the origin, insertion and action of obturator internus
O: inferior surface of obturator membrane of ischium
I: medial surface of treater trochanter
A: hip external rotation, abduction
What is the origin, insertion and action of Obturator externus
O: pubis and ishium
I: trochanteric fossa of femur
A: hip external rotation
