It arises from the posterior (dorsal) divisions of the ventral rami of the second, third, and fourth lumbar nerves ( L2-L4 ).
The anterior crural nerve is a , meaning it carries both motor (movement) and sensory (feeling) signals. Femoral Nerve: What Is It, Branches, Anatomy & Function anterior crural nerve
The nerve descends through the psoas major muscle and travels between the psoas and iliacus muscles. It enters the thigh by passing deep to the inguinal ligament , positioned lateral to the femoral artery. It arises from the posterior (dorsal) divisions of
Approximately 2–4 cm below the inguinal ligament, it divides into anterior (superficial) and posterior (deep) bundles. 2. Functional Roles anterior crural nerve