spine and back

Question 1

Ilium

Answer 1

Acetabulum - cavity that articulates with head of femur to form acetabulofemoral joint/ hip joint.

Acetabulum surrounded by margin of acetabulum.
Lunate surface in acetabulum
Acetabular notch where the cartilage stops
Acetabular labrum surrounds margin of acetabulum

Obturator foramen of hip is the hole between the 3 bones.

Ilium divided into 2 main parts:
- Ala (wing)
- body

On the wing, there is:
-Iliac fossa on the internal surface
-Gluteal fossa on the face next to the acetabulum
-iliac tuberosity
-arcuate line - smooth border on internal surface from body to wing

Iliac crest along top of ilium
Anterior superior iliac spine and posterior superior iliac spine
Anterior inferior iliac spine

Question 2

pubis

Answer 2

Body: Pubic tubercle, pubic crest, symphyseal surface
Superior ramus: Iliopubic eminence, pectin pubis, obturator crest, obturator groove, anterior/posterior obturator tubercles
Inferior ramus: Contributes to ischiopubic ramus

Question 3

ischium

Answer 3

Body: Ischial spine, lesser sciatic notch
Ramus: Ischial tuberosity