Muscle Practical 3 Flashcards
Vastus Lateralis
extends knee
O: linea aspera and lat. femoral shaft
I: tibial tuberosity
Vastus Medialis
extends knee
O: linea aspera and med. femoral shaft
I: tibial tuberosity
Vastus Intermedius
extends knee
O: anterior femoral shaft
I: tibial tuberosity
Rectus Femoris
flexes hip; extends knee
O: anterior inferior iliac spine
I: tibial tuberosity
Sartorius
laterally rotates and flexes hip; flexes knee
O: anterior superior iliac spine
I: superior medial tibia
Tensor Fasciae Latae
abducts and medially rotates hip
O: behind anterior superior iliac spine
I: iliotibial tract of fascia lata
Iliopsoas
flexes hip
O: lumbar vertebrae and edges of iliac fossa
I: lesser trochanter of the femur
Adductor Longus
adducts hip
O: pubis
I: linea aspera of the femur
Adductor Magnus
adducts hip; flexes hip; extends hip;
O: pubis to ischial tuberosity
I: linea aspera and adductor tubercle of femur
Gracilis
adducts hip; medially rotates and flexes knee
O: pubis
I: superior medial tibia
Piriformis
laterally rotates hip; abducts hip
Gluteus Medius
abducts and medially rotates hip
Gluteus Maximus
extends, adducts, and laterally rotates hip
Semimembranous
extends hip; flexes knee
O: ischial tuberosity
I: medial posterior tibia
Semitendinosus
extends hip; flexes knee
O: ischial tuberosity
I: superior medial tibia
