Anterior Compartment Of Thigh

Question 1

What joints do anterior thigh miscles act on?

Answer 1

1. Iliopsoas muscle: hip joint
2. Sartorius and rectus femoris: both hip and knee joint
3. Vastus muscle: knee joint

Question 2

Innervation of iliopsoas

Answer 2

Psoas . Anterior Rami L1-L3
Iliucus: femoral nerve

Question 3

Origin and insertion of rectus femoris

Answer 3

Anterior inferior iliac spine and ilium(for reflected head).
Inserts into th quadriceps tendon

Question 4

Origin of the vastus muscles

Answer 4

Intertrochanteric line( lateral or medial)
Linear aspera( lateral lip or medial)
Supracondylar line
Upper 2/3 of anterior surface of th shaft for intermedius

Question 5

Sartorius muscle

Answer 5

ASIS.. to pes anserine at medial surface of tibia