GA1 - Pelvic Cavity Flashcards
Orientation of the pelvic cavity: ____ and the front of the ___ ___ should lie in the same coronal plane
ASIS
symphysis pubis
post pelvic tilt:
___ hamstrings
___ rectus abdominis
___ lordodic curve
tight
tight
decreased
ant pelvic tilt: \_\_\_ lordodic curve \_\_\_ erector spinae \_\_\_ QL \_\_\_ rectus abdominis
increased
tight
tight
weak
____ ____ serves as a dividing plane between the true and false pelvis
pelvic brim, pelvic inlet
boundaries of the pelvic inlet
sacral promontory sacral ala arcuate line pectineal line symphysis pubis
ant pelvic wall
is the ____
formed by post surface of bodies of the ___ ___, ___ ___, and ___ ___
shallowest
pubic bones
pubic rami
symphysis pubis
post pelvic wall
formed by ____&____, ____ muscle, ___ ___ ___
sacrum and coccyx
piriformis
parietal pelvic fascia
lateral pelvic wall formed by part of the \_\_\_ bone below the \_\_ \_\_\_ \_\_\_\_ membrane \_\_ and \_\_\_ ligaments \_\_ \_\_\_ muscle and fascia
hip, pelvic inlet
obterator
sacrotuberous and sacrospinous
obturator internus
obterator membrane covers __ ___
obterator foramen
obturator membrane is the origin for ____ ____ and ___ ___
obterator internis
obterator externis
inferior pelvic wall formed by ___ ___
pelvic diaphragm
pelvic diaphragm is the primary support for __ ___
pelvic organs
___ ___ and ___ make up the pelvic diaphragm
levator ani
coccygeus
levator ani made up of ___ ___/___ ___ and ___ & ____
levator prostatae/sphincter vagina
puborectalis and pubococcygeus
common iliac arteries are the terminating branches of the ___ ___
abdominal aorta
the common iliac splits into ___ and ____ iliac arteries
internal and external
internal iliac supplies organs of ___ ___ and ___ muscles through the __ and ___ gluteal arteries
pelvic brim
gluteal
sup and inf
external iliac artery is the blood supply to the ___ ____ through the femoral artery
lower extremities
external iliac artery continues to become ___ ___ after the ___ ___
femoral artery
inguinal ligament
4 arteries of the true pelvis
internal iliac
sup rectal
ovarian
median sacral
sup rectal is a branch of the ___ ___
inferior mesenteric
ovarian a is a branch of the ___ ___
abdominal aorta
testicular artery does not enter the ___ ___, goes through the ___ ___
pelvic cavity
spermatic cord
median sacral a is a branch of the ___ ___ posteriorly
abdominal aorta
median sacral a comes off the abdominal aorta before the ___
bifurcation
umbilical artery is a branch of ant division of the ____ ___ and gives off the __ ___
internal iliac
superior vesicle
superior vesicle supplies ___ ___ of ureter and __ bladder
lower 1/3
superior
obturator is a branch of the anterior division of the ___ ___
internal iliac
obturator a supplies the ___ ___ of the thigh and ____ joint
median compartment
hip
inferior vesical/vaginal is a branch of the ant division of the ____ ___
internal iliac
middle rectal is a branch of the ant division of the __ ___
internal iliac
internal pudental is a branch of the anterior division of the __ __
internal iliac
inferior rectal branches off of the anterior division of the ___ ___
internal iliac
internal pudendal goes ___ gr sciatic foramen and ____ lesser sciatic foramen with the ___ nerve
back
in
pudendal
internal pudendal goes to ___
perineum
inferior gluteal is a branch of the anterior division of the ___ ___ and exits ___ sciatic foramen inferior to the ____
internal iliac
greater
piriformis
piriformis is the key muscle bc it separates the __ and ___ ___ artery
inf and sup gluteal
uterine/deferential artery arises from the ___ __
inf vesical
3 arteries from the post division of the internal iliac
iliolumbar
lateral sacral
sup gluteal
superior gluteal goes out the ___ ___, sup to the ___
sciatic foramen
piriformis
3 veins of the pelvis
external iliac
internal iliac
median sacral
___ ___ and ___ supplies the pelvis
sacral plexus (L4-S4) and lumbar
sacral plexus has branches to the lower limb that leave pelvic vacity through the ___ __ ___
greater sciatic foramen
sacral plexus have branches to ____ muscles, ___ viscera, and ___
pelvic
pelvic
perineum
sacral plexus gives off ___ ___ nerves
inferior cluneal
inferior cluneal nerves come from ___-___ spinal levels (____ rami)
S1-S3
ventral
inferior cluneal supplies
lower medial cutaneous innervation of the gluteal region
inferior cluneal comes from the ___ ___ ___ nerve
post femoral cutaneous
lumbar plexus has 2 division
lumbosacral trunk and obterator
lumbar plexus’ 2 branches that enter the pelvic cavity through the ___ ___
pelvic brim
pelvic splanchnic trunk is a continuation of the ___ ___ trunk and ends at the ___ ___
lumbar symp
ganglion impar
sacral splanchnic are _____ ____ fibers which will synapse with the ____ neurons in the ___ ___ plexus
pre gg sympathetic
postganglionic
inferior hypogastric
sacral splanchnic descend through ___ ___ and exit ___ ganglia to synapse at ___ ___ plexus
sympathetic chain
sacral
inferior hypogastric
pelvic splanchnic nerves are ____ ____ fibers
preganglionic parasympathetic
pelvic splanchnic nerves comes from ___-___
S2-S4
pelvic splanchnic are also called ___ ___
nervi erigentes
grey rami are ___ ___ fibers that go to the ___ ___ nerves
postganglionic sympathetic
sacral spinal
sacral spinal nerves go to ___ ___, ___ ___ and ___ ___
smooth muscles
sweat glands
blood vessels
right and left pelvic sympathetic trunk join at coccyx to form __ ___
ganglion impar
left and right hypogastric nerves form the ___ ___ plexus
inferior hypogastric
pelvic splanchnic nerves are ___ ___ fibers arising from the ventral horn of grey matter of ___-___ segments of the spinal cord
S2-S4
superior hypogastric plexus splits and give rise to ___ nerves
hypogastric
lumbar splanchnic goes to ___ ___
intermesenteric plexus
intermesenteric plexus –> ___ ___
inferior mesenteric
inferior mesenteric –> ____ ___
superior hypogastric
superior hypogastric –> ____ and ___ ___ ___
right and left hypogastric nerves
right and left hypogastric nerves –> ___ and ___ ___ ____ plexus
right and left inferior hypogastric
sacral splanchnic nerves –> ___ plexus
hypogastric
pelvic splanchnic nerves are accompanied by ____ fibers for ___
GVA
reflexes
GSE, GSA from the ___ nerve
pudendal
pudendal nerve comes from ___-___ spinal levels
S2-S4
puddendal nerve goes to ___ ___ ___ and ___ ___
external anal sphincter
perineal muscles
false pelvis of females is ____
shallow
pelvic inlet is ___ ___ in femals; ___ shaped in males
transversely oval
heart
pelvic cavity is ____ in females
roomier
pelvic outlet is ____ in females
larger
ischial tuberosity are ___ in females
everted
sacrum is ___, ___, and ___ in females
shorter
wider
flatter
pubic arch is ___ and more ____ in females
wider
rounded
pubic arch is more than ___ degrees in emales and less than ___ in males
90
90
females have ___ sacrums and males have more ___
flat
curved
female pelvis is gynecoid in ___ percent
41
female pelvis is android in ___ percent in white; ___ percent in ___
33
14
female pelvis is anthropoid in ___ percent in white; ___ percent in ___
24
41
female pelvis is platypelloid in ___ percent
2
gynecoid is ____ ___ shaped
kidney bean
android is ___ shaped
heart
anthropoid is ___ shaped vertically
oval
platypelloid is ___ shaped horizontally
oval
3 things that go through pelvic outlet
anal canal
urethra
vagina
2 ligaments that pass through the pelvic inlet
ALL
round ligament of the uterus
4 arteries that pass through the pelvic inlet
middle sacral
internal iliac
obliterated umbilical
branches of the inferior mesenteric - superior rectal and sigmoid
ovarian vessels and vas deferens passes through ___ ___
pelvic inlet
sympathetic chain, urachus, ureter, obturator nerve and lumbosacral trunk, sigmoid colon all pass through ___ ___
pelvic inlet
