Anatomy of the Lateral Pelvic Wall and a Pelvic Mass

Question 1

Where do the majority of arteries from pelvis and perineum arise?
And name two exceptions

Answer 1

Internal iliac artery

Exceptions - gonadal artery and superior rectal artery

Question 2

Where does arterial blood supply for gonadal arteries come from?

Answer 2

Abdominal Aorta

Question 3

Describe the origin of the superior rectal artery

Answer 3

The inferior mesenteric and superior rectal leave the abdominal aorta as one and bifurcate

Question 4

Describe the abdominal aorta and it’s birfucation

Answer 4

AA Bifurcates to give left and right common iliac arteries which further subdivide to L and R external and internal iliacs

Question 5

Branches of the internal iliac
Mneumonic to help..
I Love Going Places In My Very Own Underwear

Answer 5

I: iliolumbar artery
L: lateral sacral artery
G: gluteal (superior and inferior) arteries
P: (internal) pudendal artery
I: inferior vesical (uterine in females) artery
M: middle rectal artery
V: vaginal artery (female)
O: obturator artery
U: umbilical artery

Question 6

Branches of the posterior division of the internal iliac?

Answer 6

I: iliolumbar
L: lateral sacral
G: superior gluteal arteries

Question 7

Branches of the anterior divison of the internal iliac?

Remember mneumonic and take out first three except we keep INFERIOR gluteal

Answer 7

G: gluteal (inferior) artery
P: (internal) pudendal artery
I: inferior vesical (uterine in females) artery
M: middle rectal artery
V: vaginal artery
O: obturator artery
U: umbilical artery