Obturator crest

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Obturator crest

The obturator membrane.

Right hip bone. External surface.
Latin	crista obturatoria
Gray's	p.236

The anterior border of superior pubic ramus presents a sharp margin, the obturator crest, which forms part of the circumference of the obturator foramen superiorly and affords attachment to the obturator membrane.

The obturator crest extends from the pubic tubercle to the acetabular notch.

General

body	arcuate line

wing	gluteal lines (posterior, anterior, inferior) iliac spines (anterior superior, anterior inferior, posterior superior, posterior inferior) other: crest · tuberosity · tubercle · fossa

body	ischial spine · lesser sciatic notch

superior ramus	tuberosity of the ischium

inferior ramus	no substructures

body	pubic crest

superior ramus	pubic tubercle · obturator crest

inferior ramus	pectineal line

Compound

lesser pelvis (pelvic inlet, pelvic brim, pelvic outlet) · greater pelvis

anat (c/f/k/f, u, t/p, l)/phys/devp/cell

noco/cong/tumr, sysi/epon, injr

proc, drug (M5)

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