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40 Cards in this Set
- Front
- Back
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What bones make up the bony pelvis?
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Sacrum-posterior
Coccyx- Posterior Two innominate bones-anterior and lateral |
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Innominate bones consist of what?
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the fusion of ilium, ischium, and pubis
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Pelvic cavities are seperated by?
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imaginary plane from sacral prominence to upper margin of symphysis pubis
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False pelvis
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Above imaginary plane bound by iliac wings, supports abdominal viscera
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True pelvis
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sits below plane divided into
pelvic inlet: bound by pubic bones anteriorly and sacral promontory posteriorly pelvic outlet: bound by ischial tuberosities laterally and coccyx posteriorly |
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Where do uterus, ovaries and adnexa lie?
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True pelvis
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Osseous ligaments
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bind pelvic bones together
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Suspensory ligaments
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support uterus and ovaries
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sacroiliac ligament
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bind sacrum and iliac bones
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sacrosciatic ligament
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bind sacrum, iliac, and coccyx
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sacrococcygeal ligament
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bind sacrum and coccyx
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pubic ligament
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bind two pubic rami
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Cardinal ligament
(Mackenrodt's ligament, lateral cervical ligament, or transverse cervical ligament) |
extends from lateral surface of cervix to lateral fornix of vagina, supports cervix & uterus, houses uterine vasculature (uterine artery&vein)
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Broad ligament (lateral)
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extend from lateral aspect of uterus to side walls of pelvis support uterus, tubes, n ovaries
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uterosacral ligament
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support uterus extends from uterus to sacrum
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Round ligament
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Supports uterine fundus extends from uterine cornua to labia majora anterior and inferior to broad ligaments and fallopian tubes
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ovarian ligaments
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Support ovaries extend from ovary to lateral surface of uterus posterior to fallopian tube on each side.
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mesovarium ligament
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attach ovary to posterior layer of broad ligament on each side
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Suspensory ligament of ovaries
(infundibulopelvic) |
Support ovaries and tubes
extend from ovaries to pelvic side walls house ovarian artery, vein, lymphatics, and ovarian nerves. |
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False pelvis muscle
Rectus abdominis |
anterior margin of abdominal and pelvic spaces
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False pelvis muscle
Psoas major |
forms part of lateral margin of pelvic basin,
lateral and anterior to iliac crest |
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False pelvis muscle
Iliacus |
forms iliac fossa on both of the pelvic side walls
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True pelvis Muscle
Levator ani and coccygeous |
pelvic diaphragm ; floor of pelvic cavity
inferior near vagina in transverse |
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True pelvis muscle
obturator internus |
lateral to ovaries
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True pelvis muscle
Piriformis |
Posterior in pelvis, sup and lateral to levator ani
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Urinary bladder
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between pubis and vagina
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Vagina
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7-10 cm length extending from cervix to external vaginal introitus
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Posterior fornix
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surround posterior surface of external cervix, frequent site of vaginal fluid collection due to gravity
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lateral fornices
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surround lateral aspect of external cervix on either side
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anterior fornix
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surround anterior aspect of external cervix, much smalller than posterior fornix
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Uterus borders
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Anteriorly by bladder posteriorly by rectosigmoid colon
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Uterine body
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Largest part, corpus predominantly muscular and widens as the fundus
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cervix
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3-4 cm in nulliparous female, endocervical canal contigous with with uterine cavity at internal os & opens into upper vagina at external os.
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Mucosa (endometrium)
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consist of funtional layer and deeper basal layer
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Muscularis (myometrium)
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thick smooth muscle layer
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Serosa (perimetrium)
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peritoneal covering of uterus
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Most common uterine position
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ANTEFLEXED
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OVARY
cortex |
outer functional layer containing follicles
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OVARY
medulla |
inner ovary which is blood vessels and connective tissue
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Ovarian hilum
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channel of ovarian vessels and nerves sits on anterior surface
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