Pelvis and Pelvic Floor Flashcards
_____: above pelvic brim
False Pelvis
_____: pelvic inlet continuous w/ abdominal cavity
-greater pelvis
False Pelvis
______: below pelvic brim
True Pelvis
______: pelvic outlet closed off below by muscular pelvic floor
-lesser pelvis
True Pelvis
______: 5 fused sacral vertebrae
sacrum
____ ____: ilium, ischium, publis
os coxae
____ _____: contains the sacrum and 2 os coxae
pelvic girdle
Female or Male:
-oval pelvic brim
female
Female or Male:
-heart shaped pelvic brim
male
Female or Male:
-longer pubic symphysis
male
Female or Male:
-much wider pubic arch
female
Female or Male:
-more flared iliac wings (alae)
female
Female or Male:
-ischial tuberosities closer together
male
Female or Male:
-sacrum shorter and less curved
female
_____ _____: connects 2 pubic bones
pubic symphysis
____ _____: connects sacrum/ilium anteriorly
anterior sacroiliac lig
____ ____: connects sacrum/ilium posteriorly
–blends with sacrotuberous lig
posterior sacroiliac lig
_____: connects ischial tuberosity to sacrum/coccyx
- lower border of lesser sciatic foramen
- -blends with pos sacroiliac lig
sacrotuberous lig
_____: connects ischial spine to sacrum/coccyx (lower boundary of greater sciatic foramen)
sacrospinous lig
____ _____: closes off obturator foramen (lower border of obturator canal)
obturator lig
______ ______: passage of urinary and genital systems
-deep trans perineal mm or ______ diaphragm
urogenital triangle
UG
____ _____: passage of rectum and anus
-pelvic floor mm or ______ diaphragm
anal triangle
pelvic
Pelvic Diaphrgm:
-general mm:
-
-
levator ani
coccygeus
Pelvic Diaphragm: -levator ani= - - -
iliococcygeus
pubococcygeus
puborectalis
Pelvic Diaphragm:
-assisted by what mm:
-
-
piriformis
obturator internus
______:
- anterior sacrum to greater trochanter
- passes behind greater sciatic notch
- closes off posterior/superior pelvic outlet
piriformis m
_______:
- obturator foramen to greater trochanter
- covered with thick fascia and attaches to levator ani as tendinous arch
obturator internus m
____ _______:
- anterior/inferior to pelvic diaphragm
- composed of deep transverse perineal mm
- extends btw 2 pubic arches
- attaches pos to perineal body
- blends w/ ____ mm or ____ and (_____)
UG Diaphragm:
sphincter mm
urethra and vagina
Ureters travel to the _______ aspect of urinary bladder
posteriolateral
_____ _____: stores urine prior to expulsion thru urethra
urinary bladder
Urinary Bladder consists of a smooth m=
detrusor urinae m
Urinary Bladder is covered by peritoneum and supported by ____ ____
pelvic floor
______:
- in females= 3.5-4cm
- pierces anterior portion of UG diaphragm
- btw bladder and external urethral orifice
urethra
_____:
-located in true pelvic superior to pelvic floor
-normally constricted by ________ sling
(u-shaped ______m)
rectum
puborectal sling
puborectalis m
____ ____:
- emerges in anal triangle inferior to pelvic floor
- continuous w/ rectum at anorectal jxn (at puborectal sling)
- sling produces curvature at anorectal jxn
- relaxes to allow defecation
anal canal
Internal Pelvic Viscera of Male: - -reproductive glands -- -- --
ductus (vas) deferens
- seminal vesicles
- prostate gland
- bulbourethral (cowper’s) gland
Male- \_\_\_\_ \_\_\_\_\_: -joins vas deferens -forms ejaculatory ducts -empty into prostatic urethra
seminal vesicles
Male-
____ ____:
-walnut sized
-btw bladder and UG diaphragm
prostate gland
Male- \_\_\_\_ \_\_\_\_\_: -2 pea sized -w/in UG diaphragm -empty into penile urethra
bulbourethral gland
-
-
penis
testes
spermatic cord
Male-
_____:
-primary male reproductive organs
-housed in scrotum
testes
Male-
____ ____:
-fascial sheath derived from anterior abdominal wall
-from inguinal canal into scrotum
-surrounds ductus deferens, testicular vvs and nn
spermatic cord
Female Pelvis Viscera:
- o
- u
- u
- u
- v
- u
ovaries uterine (fallopian tube) uterus uterine cervix vaginal fornix uterine ligs
Female- \_\_\_\_\_\_: -primary female reproductive organs -produces ova and female hormones --1 ovum released per menstral cycle -encapsulated and housed in \_\_\_ \_\_\_
ovaries
true pelvis
Female- \_\_\_\_\_ \_\_\_\_\_: -muscular tubes for transport of ovum to uterus -open channels from peritoneal cavity to uterus -sections beginning near uterus: --isthmus --ampulla --infundibulum --fimbriae
uterine (fallopian) tubes
Female-
______:
-~7cm long (may enlarge 20x pregnancy)
-usually anteverted and at right angle to vaginal canal
-position changes w/ full bladder and pregnancy
uterus
Female-
_____ _____:
-inferior neck of uterus protruding into vaginal canal
-opens to vagina as external os and uterus as internal as
–ALL MUCOUS MEMBRANES ARE CONTINUOUS W/ ONE ANOTHER AND EXTERNAL ENVIRONMENT
uterine cervix
Female-
_____ _____:
-circular gutter surrounding cervix
-deeper posterior than anterior
vaginal fornix
Uterine Ligs:
____:
-peritoneum covering ovarian vvs and nn
suspensory lig
Uterine Ligs:
____:
-peritoneum covering uterus and adnexa
broad lig
Uterine Ligs:
____:
-anchors ovary to uterus
ovarian lig
Uterine Ligs:
____:
-continuation of ovarian lig
-passes thru inguinal canal to fuse w. labia majora
round lig OF UTERUS
