Pelvic Vasculatures and Nerves

Question 1

The principal artery of the pelvis supplying most of the blood to the pelvic viscera and some to the musculoskeletal part of the pelvis

Answer 1

INTERNAL ILIAC ARTERY

Question 2

Each common iliac artery ends at the pelvic inlet IN FRONT of the

Answer 2

Sacroiliac joint

Question 3

POSTERIOR DIVISION of INTERNAL ILIAC ARTERY

Answer 3

PLIS

Lateral Sacral
Iliolumbar
Superior gluteal - gluteal muscles and tensor fascia lata

Question 4

ANTERIOR DIVISION of INTERNAL ILIAC ARTERY

Answer 4

UMBILICAL - obliterates
SUPERIOR VESICAL
OBTURATOR - pelvic muscles; medial compartment of the thigh
INFERIOR VESICAL (male) - base of UB, prostate, seminal vesicle, ductus deferens, lower ureter
VAGINAL (female) - vagina and base of UB
UTERINE - uterus
MIDDLE RECTAL - rectum, anal canal
INTERNAL PUDENDAL - muscles of the anal canal, skin and muscles of the perineum
INFERIOR GLUTEAL - gluteus maximus, piriformis, quadratus femoris

Question 5

Lumbosacral Plexus (L4-L5; S1-S4)

Answer 5

Sciatic (L4-S3)
Superior Gluteal (L4-S1)
Inferior Gluteal (L5-S1)
Pudendal (S2-S4)
Perineal (S4)