Obstetrics and Gynecology

TEST TAKING TIP

ANATOMY

What are the branches of the internal iliac artery (hypogastric)?

• Posterior division: Iliolumbar, lateral sacral, superior gluteal

• Anterior division: Obturator, internal pudendal, inferior gluteal, umbilical, middle vesicle, inferior vesicle, middle hemorrhoidal, uterine, vaginal

Arterial supply to the uterus:

• Uterine artery from the hypogastric and ovarian arteries directly from the aorta

Right ovarian vein originates from:

• Inferior vena cava

Left ovarian vein originates from:

• Left renal vein

Vaginal arterial supply

• Upper: cervical branch of the uterine artery

• Middle: inferior vesical

• Lower: internal pudendal and middle hemorrhoidal

The major arterial supply to the cervix is located:

• In the lateral cervical walls at the 3 and 9 o'clock positions

The external pudendal artery supply:

• The rectum, labia, clitoris, perineum

Artery that supplies the round ligament:

• Sampson

Inferior epigastric artery and vein originates from:

• External iliac artery and external iliac vein, respectively

Levator ani complex:

• Iliococcygeus, pubococcygeus, puborectalis

Boundaries of the femoral triangle:

• Sartorius, adductor longus muscle, and inguinal ligament

Floor of the femoral triangle is formed by:

• Iliopsoas, pectineus, and adductor longus

Space of Retzius:

• The area between the bladder and the symphysis pubis, bounded laterally by the obliterated hypogastric arteries

Cul-de-sac of Douglas:

• Also known as the rectouterine pouch or fold and is located anterior to the rectum, separating the uterus from the large intestine

Boundaries of the paravesical space:

• Anterior: pubic symphysis

• Posterior: cardinal ligament

• Medial: superior vesical artery

• Lateral: obturator internus muscle

Boundaries of the pararectal space: