Muscles of the Thigh : TFL/Sartorius & Quadricep Group

Question 1

Tensor Fascia Latae

Answer 1

O : ASIS and anterior iliac crest
I : Iliotibial band
A :
1. Flex the thigh at the hip joint
2. Medially rotate the thigh hip joint
3. Abduct the thigh at the hip joint

Question 2

Sartorius

Answer 2

O : Anterior superior iliac spine
I : Proximal, medial shaft of the tibia at the pes anserine tendon
A :
1. Flex the thigh at the hip joint
2. Laterally rotate the thigh at the hip joint
3. Abduct the thigh at the hip joint

Question 3

Rectus Femoris

Answer 3

O : Anterior inferior iliac spine
I : Tibial tuberosity via the patella and patellar ligament and the tibial condyles via the h
A :
1. Extends the leg at the knee joint
2. Flexes the thigh at the hip joint

Question 4

Vastus Lateralis

Answer 4

O : Lateral lip of the linea aspera, the intertrochanteric line and gluteal tuberosity of the femur
I : Tibial tuberosity via the patella and the patellar ligament and the tibial condyles via retinacula fibers
A : Extend the leg at the knee joint

Question 5

Vastus Medialis

Answer 5

O : Medial linea aspera, the intertrochanteric line and the medial supracondylar line of the femur
I : Tibial tuberosity via the patella and the patellar ligament and the tibial condyles via the retinacula fibers
A : Extends the leg at the knee joint