Lab 11.2: the coxal bone

iliac crestthe large edge of the ilium, found laterally on the ilium and makes up the edge of the “dumbo ears” that are the pelvis
acetabulumthe site where the hip connects to the head of the femur bone
obturator foramenthe two large holes found on both sides of the hips. large gaping holes found in between the ischium and pubis bones.

ischial tuberositya large swelling posteriorly on the superior ramus of the ischium. It marks the lateral boundary of the pelvic outlet. When sitting, the weight is frequently placed upon the ischial tuberosity. The gluteus maximus covers it in the upright posture, but leaves it free in the seated position.
greater sciatic notchthe large incaving notch found on the ilium. found SUPERIOR to the ischial spine
lesser sciatic notchthe small incaving notch found on the ischium. found INFERIOR to the ischial spine
ischial spinethe process that can be found on the dorsal side of the ischium… ALWAYS.
found inbetween the two sciatic knotches
anterior superior iliac spinefound on the front of the pelvis; found above the inferior spine.
anterior inferior iliac

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spinefound on the front of the pelvis; found below the superior spine.
posterior superior iliac spinefound on the back of the pelvis; found above the inferior spine, and above the greater sciatic notch
posterior inferior iliac spinefound on the back of the pelvis; found below the superior spine, and above the greater sciatic notch
iliac fossathe large smooth region on the ilium below the iliac crest. think of this as the smooth surface found inside the dumbo ears.
pubic angle (arch)the gap in between the two pubic bones. found in the very center of the pubis. Youre genitals go here.
sacral promontorythe anterior, superior, front-facing surface of the sacrum. like the lip of a drinking glass
pelvic brimthe inside edge of the pelvis. organs go medially to it. if the pelvis was a basketball hoop, this would be the inside of the rim.
pubic symphysisthe cartilage that connects the two pelvic bones in the middle. found behind your junk
auricular surfacefound in front of the posterior inferior iliac spine, and behind the iliac fossa.
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