ORG ANA: Pelvic Cavity Flashcards
where is pelvic cavity lcoated
betw pelvic inlet and outlet
what divides the pelvic cavity
pelvic diaphragm into main PC and perineum
what does the pelvic cavity contain
lower GI tract
distal urinary tract
internal reproductive organs
the pelvic cavity is the cavity of _____
the true pelvis
the sigmoid colon is continous w _____
rectum at S3
the sigmoid colon is from ____
descending colon at pelvic brim
what is the sigmoid colon
s shaped and 10-15 in long
what attaches the sigmoid to the posterior wall
sigmoid mesocolon
what supplies the sigmoid
sigmoid branch of inferior mesenteric artery
drains to inferior mesenteric vein
nerve supply of sigmoid
inferior hypogastric plexus
anterior relation of sigmoid colon
male - urinary bladder
female - posterior uterus and upper vagina
posterior relations of sigmoid
rectum
sacrum
lower ileum
what is volvulus
sigmoid rotates counterclockwise around mesentery - blood supply is cut off or ischemia
common site of cancer
sigmoid colon
what is diverticula
out-pouchings of the wall or mucous membrane ng sigmoid - not really a problem
what is diverticulitis
once feces enters diverticula - infflamation and enlarged na may pain
what is the usual presenting symptom of cancer in sigmoid
blood in stool
most common cause of LLQ pain
diverticulitis
what is colostomy
surgical procedure connecting part of colon to opening of abdomen w a stoma
what is the rectum
about 5 in; galing sigmoid at S3 tas maging anal canal sa pelvic floor then anus s perineum
lower part of rectum that is dilated
rectal ampulla
responsible for producing anorectal angle
puborectalis
desrcibe the coverage of rectum
covered by peritoneum except sa lower third
arrangement of muscular coat
outer - longitudinal
inner - circular
SMOOTH MUSCLES YAN
semicircular permanent folds in the colon
houston valves or transverse folds
posterior relationship of rectum
sacrum and coccyx
piriformis, coccygeus, levator ani
sacral plexus and sympathetic trunks
anterior relationship of rectum in male
upper 2/3 rectum - sigmoid colon, ileum
lower 1/3 of rectum - posterior bladder, vas deferens and seminal vesicle of each prostae
anterior relationship of rectum in female
upper 2/3 rectum - sigmoid colon, ileum
lower 1/3 of rectum - posterior vagina
blood supp of rectum
superior rectal artery, middle rectal, inferior rectal
nerve supp of rectum
inferior hypogastric plexuses - sensitive to stretch only kaya pag may tumor no pain
of the 2 which is sensitive to pain rectum or anal canal
anal canal
what is hirschprung’s disease
aka primary megacolon - inability to pass out meconium sa infants
where is hirchsprung common
male infants
cause of hirschprung’s disease
certain nerve cells in the wall of colon does not develop before birth = mag ddilate or ipon yung tae
most common site for hirschprung’s disease
rectum
treatment for hirschprung’s disease
first stage - relieves intestinal obstruction through colostomy
second stage - remove disease portion of bowel through pull though procedure
the ureters are what type of organ
both abdominal and pelvic
what are kidneys
reddish brown located retroperitoneal under costal margin
function of kidneys
excrete waste from metabolism
control water and electrolyte balance
maintains acid-base balance of blood
what is the hilum
slit at medial concave border of kidney
what passes through the hilum
renal vein
2 branches renal artery
ureter
3rd branch of renal artery
lymph vessels
sympathetic fibers
what is renal sinus
an extension of hilum that contains the renal pelvis
yung major and minor calyces
what makes up the medulla
renal pyramids
renal papilla
renal collumns
medullary rays
outer layer of kidney
cortex
inner layer of kidney
medulla
anterior relationship of R kidney
adrenal
liver
2nd part duodenum, right colic flexure
anterior relationship of L kidney
adrenal
spleen, pancreas
jejunum, left colic flexure
posterior relationship of R kidney
diaphragm, costodiaphragmatic recess of pleura, 12 th rib
psoas, quadratus lumborum, transversus abdominis muscle, subcostal
iliohypogastric and ilioinguinal nerves
posterior relationship of L kidney
diaphragm, costodiaphragmatic recess of pleura, 11-12 th rib
psoas, quadratus lumborum, transversus abdominis muscle, subcostal
iliohypogastric and ilioinguinal nerves
blood supp of kidney
renal
segmental
lobar
interlobar
interlobar
interlobular
arcuate
layers that covers the kidney
fibrous capsule
perireneal fat
renal fascia
pararenal fat
nerve supp of kidney
sympathetic plexus
afferent enters T10-12
what are suprarenal glands
yellow retriperotineal organs on top of kidneys
blood supply of suprarenal glands
inferior phrenic artery, aorta and renal
IVC on left and renal vein on right
whre na iipit yung kidney stones
sa 3 constrictions of ureter
3 constrictions of ureter
renal pelvis joins ureter
crosses pelvic brim
pierces bladder
in pelvic area the ureter is crossed by
men - ductus deferens
female - uterine women
blood supp of ureter
upper - renal art/vein
middle - testicular/ovarian
lower - superior vesical
parts of suprarenal glands
cortex - yellow
medulla - dark brown
each is unique in the hormones they produce
identify if right or left suprarenal
pyramid shape
right
identify if right or left suprarenal
crescent shape
left
identify if right or left suprarenal
on upper pole lng
right
identify if right or left suprarenal
from upper pole to medial border until hilum
left
identify if right or left suprarenal
behinds R lobe of liver and IVC
right
identify if right or left suprarenal
behind pancreas and stomach
left
identify if right or left suprarenal
rests post in diaphragm
both
function of cortex of adrenal
mineral corticoids - fluid electrolyte
glucocorticoids - carbs, fat and protein metabolism
sex hormones - development
function of medulla of adrenal
catecholamines - epi and norepi
anterior relationships of R ureter
duodenum
terminal ileum
right colic and ileocolic vessel
R testicular/ovarian artery
root of mesenetery of small intestine
posterior relationships of L ureter
psoas separate it from lumbar transverse process
bifurcation of left common iliac
anterior relationships of L ureter
sigmoid colon and mesocolon
left colic vessesls
L testicular/ovarian vessels
posterior relationships of R ureter
psoas separate it from lumbar transverse process
bifurcation of right common iliac
max capacity of bladder
500mL
describe the apex of bladder
behind symphisis pubis and connected to umbillicus via median umbillical ligament
desribe the base of bladder
superolateral angle is joined by ureter and and urethra s baba
what covers superior surface of bladder
peritoneum
relation of superior surface of bladder
ileum or sigmoid
relation of inferolateral surface of bladder
anterior to retropubic fat pad and pubic bone
posterior to obturator internus and levator ani
relations of neck of bladder
rests on upper prostate and held in pos by puboprostatic/pubovesical ligament
what is trigone
triangular shape ng smooth muscle n may mucous membrane
where does urethra exit
lowes point of trigone