Lab

Question Answer
Rectus femoris O: Anterior inferior iliac spine
I: tibial tuberosity
A: Extends knee, flexes thigh
Vastus lateralis O: Greater trochanter and linea aspera
I: Tibial tuberosity
A: Extends leg
Vastus indermedius O: Shaft of femur
I: tibial tuberosity
A: extends leg
Vastus medialis O: Intertrochanteric line and linea aspera
I: tibial tuberosity
A: extends leg
Sartorius O: Anterior superior iliac spine
I: Pes anserinus (medial to tibial tuberosity)
A: flexes thigh and rotates thigh laterally
Psoas major O: Transverse processes and bodies T12-L5
I: Lesser trochanter of femur
A: flexes thigh and rotates thigh laterally
Iliacus O: Iliac fossa
I: Lesser trochanter of femur
A: Flexes thigh and rotates thigh laterally
Pectineus O: Superior ramus of pubis
I: Lesser trochanter of femur
A: Adducts, flexes, and medially rotates leg
Gracillis O: Inferior ramus and body of pubis
I: Pes anserinus (medial to tibial tuberosity)
A: Adducts lower limb
Tensor fasciae latae O: Iliac crest and anterior superior iliac spine
I: Iliotibial band
A: Abduct thigh
Biceps femoris O: Ischial tuberosity and linea aspera
I: Head of fibula
A: Extends thigh and flexes leg; laterally rotates leg
Semimembranosus O: Ischial tuberosity
I: Medial condyle of tibia
A: Extends thigh and flexes leg; medially rotates leg
Semitendinosus O: Ischial tuberosity
I: Pes anserinus (medial to tibial tuberosity
A: Extends thigh and flexes leg; medially rotates leg
Gluteus maximus O: Iliac crest, sacrum, coccyx
I: Gluteal tuberosity, linea aspera, and iliotibial band
A: Extends thigh
Gastrocnemius O: Medial and lateral epicondyles of femur
I: Calcaneus (via calcaneal tendon)
A: Plantar fexes foot
Soleus O: Shaft of tibia and fibula
I: Calcaneus (via calcaneal tendon)
A: plantar flexes foot
Plantaris O: Lateral supracondylar ridge of femur
I: calcaneus
A: Plantar flexes foot
Popliteus O: lateral condyle of femur
I: posterior surface of tibia
A: flexes leg, medial rotation

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