| Question |
Answer |
| Gluteus Maximus |
O: coccyx, edge of sacrum, posterior iliac crest, acrotuberous and sacroiliac ligaments.
I: Gluteal tuberosity (upper fibers)
Iliotibial tract (lower fibers)
A: All fibers: extend hip, laterally rotate hip, abduct hip
Lower fibers: Adduct the hip |
| Gluteus Medius |
O: gluteal surface of ilim between iliac crest and posterior and anterior gluteal lines
I: Greater trochanter
A:
All fibers: abduct hip
Anterior: flex hip, medially rotate hip
Posterior: Extend hip, laterally rotate hip
|
| Piriformis |
O:Anterior Surface of Sacrum
I: Greater Trochanter
A: Laterally rotate hip, Abduct hip |
| Sartorius |
O:Anterior superior iliac spine
I: Proximal, medial shaft of tibia at pes anserinus tendon
A: flex hip, laterally rotate hip, abduct hip, flex knee, medially rotate flexed knee
|
| Rectus femoris |
O: Anterior Inferior Iliac Spine(AIIS)
I:Tibial Tuberiosity
A: Extend Knee, Flex Hip |
| Tensor Fascia Latae |
O: Iliac Crest, posterior to ASIS
I: Iliotibial tract
A: Flex hip, medially rotate the hip, abduct hip |
| IT Band |
origin:
- anterior iliac crest outer lip, anterior border of the ilium, outer surface of anterior superior iliac spine;
- insertion:
- iliotibial band of fascia lata on lateroanterior aspect of thigh, about 1/3 of the way down;
|
| Sacrotuberous Ligament |
O:Ischial Tuberosity
I:Edge of sacrum
|
| Iliolumbar Ligament |
o:transverse processes of fourth and fifth lumbar vertebrae
i: posterior iliac crest |
| Sacroilic ligament |
connect sacrum to PSIS. Support union of posterior Sacrum and ilium |
| Vastus Medialis |
O: medial lip of linea aspera
I: tibial tuberosity
A: extend knee
|
| Vastus Lateralis |
o: lateral lip of linea aspera, gluteal tubersoity
i: tibial tuberosity
A: extend knee |
| Pes Anserine |
Sartorius, gracilis and semitendinosus form pes anserinus at proximal medial shaft of tibia. Flat area medial to tibial tuberosity |
| Soleus |
o: soleal line, posterior surface of tibia and proximal posterior surface of fibula
I: calcaneus via calcaneal tendon
A: plantar flex the ankle
|
| gastrocnemius |
O:condyles of the femur, posterior surfaces
I:calcaneus via calcaneal tendon
A: flex the knee, plantar flex ankle
|
| Adductor Magnus |
O: inferior ramus of pubis, ramus of ischium and ischial tuberosity
I: Medial lip of linea aspera and adductor tubercle
A: Adduct the hip, medially rotate the hip, assist to flex the hip |
| Peroneus Longus |
O:Proximal two-thirds of lateral fibula
I:base of first metatarsal and medial cuneiform
A:evert the foot, assist to plantar flex ankle |
| Peroneus Brevis |
O: Distal 2/3 of lateral fibula
I: Tuberosity of fifth metatarsal
A: Evert the foot, assist to plantar flex |
Ch.18 LTI-MA 509
