Anterior, Medial, and Lateral Thigh - ANATOMY

Rectus Femoris

Origin: anterior inferior Iliac spine of pelvic bone

Insertion: tibial tuberosity via patellar ligament

Function: extends leg & flexes thigh

Vastus Lateralis

Origin: linea aspera of femur

Insertion: tibial tuberosity via patellar ligament

Function: extends leg

vastus intermedius

Origin: anterior shaft of femur

Insertion: tibial tuberosity via patellar ligament

Function: extends leg

deep to rectus femoris

vastus medialis

Origin: linea aspera of femur

Insertion: tibial tuberosity via patellar ligament

Function: extends leg

Sartorius

Origin: anterior superior iliac spine

Insertion: medial proxiaml tibia

Function: abducts flexes, and laterally rotates thigh

Gracilis

Origin: pubic bone

Insertion: medial proximal tibia

Function: adducts, flexes, and medially rotates thigh

Adductor Magnus

Origin: pubic bone

Insertion: linea aspera of femur

Function: extends, adducts, flexes, and medially rotates thigh

this muscle can be seen from the front and back! study other sources for other views (this is the posterior view)

Adductor longus

Origin: pubic bone

Insertion: linea aspera of femur

Function: adducts, flexes, and medially rotates thigh

adductor brevis

Origin: pubic bone

Insertion: linea aspera of femur

Function: adducts, flexes, and medially rotates thigh

may not see in wet lab, not on all if any models

pectineus

Origin: pubic bone

Insertion: linea aspera of femur

Function: adducts, flexes, and medially rotates thigh

tensor fasciae latae

Origin: Iliac crest

Insertion: lateral knee via ilial tibial band

Function: abducts thigh

Femoral Nerve (lumbar plexus)

Femoral Artery

Femoral Vein (deep vein)

Great Saphenous Vein

iliopsoas

Insertion: lesser trochanter of femur

Function: flexes thigh (PM)

iliacus

Origin: Iliac fossa of pelvic bone

Insertion: lesser trochanter of femur

Function: flexes thigh

psoas major

Origin: transverse processes and bodies of lumbar vertebrae

Insertion: lesser trochanter of femur

Function: flexes thigh