Overview Femoral sheath a funnel-shaped fascia tube that passes 3-4 cm deep to the inguinal ligament encloses femoral artery, vein and creates femoral canal medially does NOT enclose femoral nerve subdivided into 3 smaller compartments internally by vertical septa by extraperitoneal connective tissue that extends from abdomen along femoral vessels lateral compartment contains femoral artery intermediate compartment contains femoral vein medial compartment contains femoral canal Femoral canal contains loose connective tissue, fat, lymphatics, and sometimes a deep inguinal lymph node (of Cloquet) allows femoral vein to expand when venous return from lower limb increases base of femoral canal (superior end) is oval femoral ring Femoral triangle bounded by inguinal ligament superiorly, sartorius muscle laterally, and adductor longus muscle medially floor is formed by iliopsoas, pectineus, and adductor longus muscles roof is formed by fascia lata and cribriform fascia contains femoral nerve, artery, vein Organization lateral to medial ("NAVeL") Nerve Artery Vein empty Lymphatics "venous near the penis"
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