Muscles of the Lower Extremity

What is the name of this group of muscles?

• Glutes

• Hamstrings

• Quadriceps

• Deep Hip External Rotators

Where do the hamstrings originate?

• ischial tuberosity and posterior femur

• ilium and anterior femur

• pubic bone

• anterior superior iliac spine

Where do the hamstrings insert?

• medial condyle of the tibia, head of the fibula, lateral condyle of the tibia, and medial surface of tibia

• lateral condyle of the fibula, head of the tibia, medial condyle of the fibula, and medial surface of the fibula

• ischial tuberosity and posterior femur

• pubic bone

What action do the hamstrings perform?

• knee flexion and hip extension

• knee extension and hip flexion

• hip adduction and knee flexion

• adduction of femur

What is the name of the muscle in green?

• piriformis

• popliteus

• tensor fascia latae

• sartorius

Where does the piriformis originate?

• anterior surface of the sacrum

• greater trochanter of femur

• anterior pubic bone and ischial tuberosity

• anterior superior iliac spine

Where does the piriformis insert?

• greater trochanter of femur

• anterior surface of sacrum

• medial femur

• medial surface of tibia

What action does the piriformis perform?

• external rotation and abduction of femur

• internal rotation and adduction of femur

• adduction of femur

• hip flexion and internal rotation

What is the name of this muscle?

• popliteus

• piriformis

• quadriceps

• soleus

Where does the popliteus originate?

• lateral condyle of femur

• medial condyle of femur

• posterior surface of tibia

• posterior surface of fibula