Anatomy
·Pelvis & Perineum
Blood Supply of the Pelvis (Internal Iliac)
⭐ PREMIUM
The internal iliac artery is the main supply of the pelvis, perineum and gluteal region — its branches are classically asked.
INTERNAL ILIAC ARTERY
• Arises at the common iliac bifurcation (L5/S1); divides into anterior + posterior trunks.
• Posterior trunk: iliolumbar, lateral sacral, superior gluteal.
• Anterior trunk: umbilical (→ superior vesical), inferior vesical (male) / uterine + vagina…
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