pelvis and thigh

Question 1

rectus femoris

Answer 1

A: extension of the knee and flexion of the hip
O: anterior inferior iliac spine
I: quadriceps tendon and patellar tendon (tibial tuberostiy)
N: femoral nerve

Question 2

Vastus medialis

Answer 2

A: extension of the knee
O: intertrochanteric line of femur and medial linea aspera
I: quadriceps tendon and patellar tendon (tibial tuberosity)
N: femoral nerve

Question 3

vastus intermedius

Answer 3

A: extension of the knee
O: anterior and lateral shaft of the femur
I: quadriceps tendon and patellar tendon (tibial tuberosity)
N: femoral nerve

Question 4

vastus lateralis

Answer 4

A: extension of the knee
O: greater trochanter
I: quadriceps tendon and patellar tendon (tibial tuberosity)
N: femoral nerve

Question 5

biceps femoris (long)- hamstrings

Answer 5

A:flexion and lateral rotation of knee; and extension of hip———controls hip flexion and knee extension
O: ischial tuberosity
I: head of fibula and lateral tibia

Question 6

biceps femoris (short)- hamstrings

Answer 6

a: flexion and lateral rotation of the knee—–controls knee extension
o: lateral lip of linea aspera of femur
i: head of fibula and lateral tibia