Pelvis Neurovasculature Flashcards
The abdominal aorta bifurcates at the ____ vertebral level, and splits into what two branches?
L4
Common Iliac aa
External Iliac aa
The Common Iliac aa split into what branches?
External and Internal iliac aa
The External Iliac aa exits the pelvis as the _____ aa
femoral
The internal iliac aa enters and supplies the ____ pelvis
true
The internal iliac aa supply the _____ organs & _____ region
pelvic
gluteal
All of our superficial branches of the anterior abdominal wall come off the _____ a in the ____ triangle
femoral
femoral
The internal iliac has 2 major divisions, an ____ trunk, and a _____ trunk
anterior
posterior
The median sacral artery is a terminal branch off of what arterial structure?
Descending aorta
The ______ a. is a posterior branch off of internal iliac a. and supplies the medial ilium & L5
Iliolumbar
The Iliolumbar a. is between the ___ ___ & L5
iliac crest
The Iliolumbar a. branches off of internal iliac aa at what vertebral level?
L5
The iliolumbar a. travels with L4-L5 lumbosacral trunk and gives off the _____, _______, and _____ aa branches that ascend superior to the pelvic cavity
iliac
lumbar
spinal
T/F: The lateral sacral a. enter the dorsal sacral foramina
False: The lateral sacral a. enters the ventral sacral foramina
The lateral sacral a. supplies the ____ and the _____ _____ nn.
sacrum
ventral sacral
The _____ ____ a. passes between L5 & S1 nerves, and ______ to the piriformis m.
Superior Gluteal
superior
The ______ _____ a. supplies the gluteal mm. along with the superior gluteal nn.
superior gluteal
The superior gluteal a. exits via the ____ ____ _____
greater sciatic foramen
T/F: Anytime something goes thru the greater sciatic foramen it is said to be exiting the pelvic cavity
True
The ____ ___ a. is one of the early branches off the anterior trunk of the internal iliac aa
inferior gluteal
The inferior gluteal a. passes between ____ & ______ nn. _____ to the piriformis mm.
S2 & S3
inferior
The ____ ____ a supplies the gluteal mm along with the inferior gluteal nn
inferior gluteal
T/F: The inferior gluteal a exits the pelvis via the lesser sciatic foramen
False, both the superior and inferior gluteal aa’s exit via the greater sciatic foramen
The _____ ____ a. runs with the pudendal n. and exits the pelvis thru the _____ sciatic foramen
internal pudendal
greater
The internal pudendal a enters the gluteal region _______ to the piriformis m
inferomedial
