ilium

Posterior Inferior Iliac Spine

Posterior Inferior Iliac Spine The structure indicated is the posterior inferior iliac spine of the pelvic bone. The pelvic bone consists of three parts: Ilium Ischium Pubis The posterior part of the ilium consists of two bony spines. Superiorly is the posterior superior iliac spine, and inferiorly is the posterior inferior iliac spine. Anteriorly is the anterior superior iliac spine and the anterior inferior iliac spine. Learn more about the anatomy of the pelvic bones in this tutorial.
Posterior inferior iliac spine

Anterior Inferior Iliac Spine

Anterior Inferior Iliac Spine The structure indicated is the anterior inferior iliac spine of the pelvic bone. The pelvic bones consist of three parts: Ilium Ischium Pubis The anterior part of the ilium consists of two bony spines. Superiorly is the anterior superior iliac spine (ASIS), and inferiorly is the anterior inferior iliac spine. Posteriorly is the posterior superior iliac spine and the posterior inferior iliac spine. The rectus femoris muscle of the quadriceps group of thigh muscles attaches to the anterior inferior iliac spine, as well as the iliofemoral ligament. Learn more about the anatomy of the pelvic bones …

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pelvis - anterior inferior iliac spine