Os Coxa
anterior superior iliac spine
Anterior border of the iliac crest
lesser sciatic notch
Between the ischial spine and ischial tuberosity
Pubic symphysis
Cartilage that joins the right and left pubic bones.
Sacrum auricular surface
Connection point between the ilium and the sacrum
arcuate line
Diagonal ridge of bone forms the inferior border of the iliac fossa
anterior inferior iliac spine
Inferior to the anterior superior spine
ischial spine
Inferior to the greater sciatic notch of the ilium
ischial tuberosity
Large bony projection from the ischium (Butt Bone)
iliac fossa
Large depression on the medial surface of the ilium provides an attachment point for a muscle
obturator foramen
Large opening found inferior to the acetabulum. Formed by portions of the ischium and pubis
Acetabulum
Large socket articulates with the head of the femur. Pubis, ilium and ischium all form it
Posterior superior iliac spine
Marks the posterior border of the iliac crest
Inferior ramus of pubis
Projection from the pubis joins with the inferior ramus of the ischium
Inferior ramus of ischium
Projection of bone from the ischium joins the inferior ramus of the pubis
Posterior inferior iliac spine
Projection seen just inferior to the sacrum articulating surface
iliac crest
Superior edge of the ilium.
Symphysial surface
Surface that forms one half of the joint called the pubis symphysis
Greater sciatic notch
deep notch located inferior to the posterior inferior iliac spine; allows the sciatic nerve to enter the thigh