Fields: Female Pelvis and Perineum Flashcards
prolapsed bladder
creates bulge in the anterior wall of vagina
Cystocele
prolapsed rectum
creates a bulge in the posterior wall of vagina
rectocele
cervix will be exteriorized into vestibule
prolapsed uterus
coccydnyia
tailbone pain
prolapsed bladder
uterine tube aka
Fallopian tube
what does the gubernaculum become in female
round ligament of uterus
round ligament of ovary
uterovesicular pouch separates what 2 things
bladder and uterus
rectouterine pouch (Pouch of douglas) separates what two thing
rectum and uterus
covers uterus anteriorly, superiorly, and posteriorly
mesometrium
b/t the uterine tube and round ligament of ovary (only viewed posteriorly)
Mesosalpinx
the mesosalpinx continues around the ovary (only viewed posteriorly)
Mesovarium
what holds the ovarian vessels
suspensory ligament
normally, fallopian tubes open up to where
peritoneum
the test to check for patent fallopian tubes
Hysterosalpingogram
structures next to the uterus
Adnexa structures
____ tumors are growths that may form on the ovaries, fallopian tubes, and CT around the uterus, ovaries, or fallopian tubes
adnexal tumors
these tumors are most often benign, but can be malignant
adnexal tumors
used in pelvic organ prolapse repair
endopelvic fascia
___used in bladder prolapse repair
pubocervical fascia
structures at risk when using pubocervical fascia to repair bladder prolapse
superior/inferior vesicular a.
used in uterovaginal prolapse repairs
lateral cervical ligament
used in uterovaginal prolapse repairs
uterosacral ligament
structures at risk when repairing uterovaginal prolapse repairs
uterine a. and ureter
in prolapse repair, what is the endopelvic fascia pulled up and sutured into
Arcus tendineous
structures are risk when pulling up and suturing endopelvic fascia into acrus tendineous
obturator n,a,v
____takes its origin in arcus tendineous
Iliococcygeus
“water under the bridge” _____ under the ovarian and uterine vessels
ureter
arterial supply to female pelvis
ovarian
internal iliac
uterine
what is at risk during ligation in a hysterectomy
Ureter
branches of internal iliac a
uterine
vaginal
internal pudendal
arteries ligated in hysterectomy if not removing ovary
ovarian a
uterine a
what is ligated in hysterectomy if also removing ovary
suspensory ligament
this usually arises from dorsal aspect of aorta, but can sometimes come off anteriorly to common iliac vessels
median sacral artery
shallow depression on lateral wall of pelvis with these boundaries
Ovarian fossa
during an ovariectomy, what structures are at risk
ureter
obturator n.
normal uterine position
Anteflexed
uterine fundus over bladder
cervix points towards posterior fornix of vagina
anteflexed uterus
uterus presses the bladder, reducing its volume; more bathroom trips
excessive anteflexion of uterus
fundus of uterus in the rectouterine pouch (pouch of Douglas)
cervix points toward the posterior fornix of the vagina; pain during coitus
retroflexed uterus
entire uterus tilted such that the mouth of cervix is pointed toward anterior fornix of vagina; pain during coitus
retroversion of uterus
lymphatic drainage of uterus, vagina, ovary
sacral, obturator nodes to internal iliac and up
round ligament of uterus lymph drainage
superficial to deep inguinal nodes to external iliac and up
mesenteric structures of female pelvis
upper 1/2 rectum
superior bladder
uterus
ovary
retroperitoneal structures of female pelvis
bladder
cervix
vagina
rectum lower 1/2
mesenteric structures receive innervation from what
sympathetics (L1-L2)
retroperitoneal structures receive what innervation
parasympathetic that travel on pelvic splanchnics (S2-4)
preganglionic lumbar and sacral splanchnics synapse where
inferior hypogastric plexus
postganglionic sympathetics synapse where
pelvic organs
only parasympathetic nerve that leaves inferior hypogastric plexus and goes to enteric ganglia
cavernous n.
C
UG diaphragm contains what
sphincter urethra muscle
provides foundation for external genitalia
inferior fascia of UG diaphragm (perineal membrane)
boundaries of UG triangle in female
contents of female UG triangle
vulva (external genitalia)
Pudendal n branches
internal pudendal a branches
skene’s glands homologous to what in male
prostate gland
Clitoris
labia majora
labia minora
greater vestibular/Bartholin’s glands homologous to what in males
bulbourethral/cowper’s glands
blood supply to Skene’s glands
internal pudendal a
where do skene’s glands drain
superficial inguinal and pelvic nodes
innervation to skenes glands
pudendal n
Skene’s glands
Skenitis
boundaries of anal triangle
contents of anal triangle
anus
external anal sphincter
pudendal n branches
internal pudendal a branches
area in male and females filled with a lot of fat in anal triangle
Ischiorectal fossa
anal glands can become blocked and cause what
perianal abscess and infection
infection in perianal region can spread where
anterior recess
perianal abscess that spreads to anterior recess
deep pouch contains
UG diaphragm–sphincter urethra m.
superficial pouch contains
external genitalia
female contents of superficial pouch
clitoris
labia majora and minora
crus of clitoris
“crus”
corpus cavernosum and fills with blood during erection in males and females
muscle that covers crus (corpus cavernosum) of males and females
ischiocavernosus m
muscle that covers bulb (corpus spongiosum) in male and females
bulbospongiosum m.
roof of superficial pouch and floor of deep pouch
perineal membrane
homologous structure of male and female and one is in deep pouch while the other is in superficial pouch
Cowper’s gland in males in deep pouch
Greater Vestibular (Bartholin’s) gland in superficial pouch in females
blood supply to greater vestibular gland
external pudendal a
where does the greater vestibular gland drain
superficial inguinal and pelvic nodes
innervation of greater vestibular gland
pudendal n
contents of superficial pouch
branches of perineal n
branches of internal pudendal a
inflamed Bartholin’s gland (vulvar vestibulitis)
contents of deep pouch of UG triangle
membranous urethra
vagina
sphincter urethra m
deep transverse perineal m
what innervates deep pouch contents of male and female
perineal branch of pudendal n
somatic S2-4
Pudendal n
parasympathetic S2-4
pelvic splanchnic nerves
branch of pudendal n in deep pouch that is pure sensory to clitoris
Dorsal n.
branch of pudendal n. in the superficial pouch and deep pouch; motor to all skeletal muscles of the UG triangle
Perineal n.
branch of pudendal n. in the anal triangle; motor to external anal sphincter and sensory to anal area
inferior rectal n.
Pudendal n. neuralgia
innervates external anal sphincter
inferior rectal n
innervates glans penis and clitoris
dorsal n.
innervates muscles of penis and clitoris and UG diaphragm
Perineal n.
Pudendal n. neuralgia
used for vaginal delivery or pudendal nerve neuralgia (pain)
Pudendal n. block
blood supply to deep pouch of UG triangle
internal pudendal a
blood supply to superficial pouch of UG triangle
external pudendal a
2 routes for drainage from perineum
- internal iliac nodes to common to preaortic and up
- superficial inguinal to deep to external iliac and up
Labia Majora homologous structure in males
scrotum
labia minora homologous structures in males
skin of penis shaft
clitoris homologous structure in males
glans penis
bulb of vestibule homologous structure in males
bulb of penis
paraurethral (Skene’s glands) homologous structure in males
prostate gland
vestibular glands (Bartholin’s glands) homologous structure in males
bulbourethral glands (Cowper’s glands)