Hip Flexion

Question 1

Iliopsoas

Answer 1

Psoas Major
Origin: Transverse Process & Vertebral bodies of L1-L5
Insertion: Femoral lesser trochanter
Innervation: Anterior Rami of L1, L2, L3

Iliacus:
Origin: Iliac Crest & Upper Iliac Fossa
Insertion: Femoral lesser trochanter via Psoas Major tendon
Innervation: Femoral Nerve (L2 & L3)

Question 2

Rectus Femoris

Answer 2

Origin: AIIS + Supraacetabular groove of Ilium.
Insertion: Patella & Tibial Tuberosity via the Patellar Ligament
Innervation: Femoral Nerve (L2, L3, L4)

Question 3

Sartorious

Answer 3

Origin: ASIS
Insertion: Proximal medial tibia
Innervation: Femoral Nerve (L2 & L3)

Question 4

Pectineus

Answer 4

Origin: Superior Pubic Ramus
Insertion: Pectineal line, below lesser trochanter
Innervation: Femoral Nerve (L2 & L3) & Obturator Nerve (L2 & L3)