Pelvis II

Question 1

At what vertebral level does the aorta bifurcate into the left and right common iliac arteries?

Answer 1

L4

Question 2

The common iliac artery bifurcates into the internal and external iliac arteries at the level of what?

Answer 2

Sacro-iliac joint

Question 3

Where will the internal iliac artery divide into the anterior and posterior divisions?

Answer 3

Superior edge of the greater sciatic foramen

Question 4

How many branches of the posterior common iliac are there and what are they?

Answer 4

3 parietal branches

1. Iliolumbar artery
2. Lateral sacral arteries
3. Superior gluteal artery

Question 5

How many branches of the anterior common iliac are there and what are they?

Answer 5

7 total. 3 parietal and 4 visceral

Parietal:

1. Obturator artery
2. Internal pudendal artery
3. Inferior gluteal artery

Visceral:

1. Superior vesical artery
2. Inferior vesical artery/vaginal artery
3. Middle rectal artery
4. Uterine artery