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Endo/Repro Exam 2 > Bony Pelvis and Pelvic Wall > Flashcards

Bony Pelvis and Pelvic Wall Flashcards

1
Q

Pelvis versus Perineum

A
  • Pelvis-region of trunk inferoposterior to abdomen, between pelvic brim and pelvic diaphragm
  • Perineum-area of trunk between thighs and buttocks, from coccyx to pubis, inferior to the pelvic diaphragm
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2
Q
  • What are the parts of the bony pelvis?
A
  • Paired coxal bones, sacrum, coccyx
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3
Q
  • What are the components of the pelvic girdle?
A
  • Paired coxal bones, joined anteriorly at the pubic symphysis
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4
Q

The sacral canal transmits the _

A
  • Caudate equina
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5
Q
  • Spondylolysis
A
  • Separation of vertebral arch from vertebral body
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6
Q
  • Spondylolisthesis
A
  • Abnormal anteriorly directed separation of L5 vertebral segment from the sacrum
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7
Q
  • What forms the superior pelvic aperture?
A
  • Located at pelvic brim
  • Formed by:
    • Sacral promentory
    • Superior edge of sacral ala
    • Arcuate line of the ilium
    • Pectin pubis
    • Posterior edge of pubic crest
    • Superior edge of pubic symphysis
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8
Q
  • What forms the inferior pelvic aperture?
A
  • Inferior edge of pubic symphysis
  • Inferior pubic and ischial rami
  • Ischial tuberosities
  • Sacrotuberous Ls
  • Coccyx
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9
Q

_ is the passage between the superior and inferior pelvic aperture

A
  • Pelvic canal
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10
Q
  • Sexual differences in pelves
A
  • Males
    • Thicker heavier pelvis
    • Deeper greater pelvis
    • Narrower and deeper lesser pelvis
    • Android Pelvic inlet
    • Small pelvic outlet
    • Narrow pubic arch
    • Round obturator foramen
    • Large acetabulum
  • Females
    • Thinner lighter pelvis
    • Shallow greater pelvis
    • Shallow and wide lesser [elvis
    • Gynecoid pelvic inlet
    • Large pelvic outlet
    • Wide Pubic Arch
    • Oval shaped obturator foramen
    • Small acetabulum
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11
Q
  • Android is the _ pelvis
  • Gynecoid is the _ pelvis
  • Anthroploid is _ pelvis
  • Platypelloid is _ pelvis
A
  • Male
  • Female
  • Elongated anterior to posterior
  • Elongated laterally
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12
Q
  • Pelvic _ are important measues obstetrically to determine the capacity of the female to bear a child
A
  • Diameters
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13
Q
  • Pelvic fractures
A
  • Almost always involve multiple fractures given that the pelvis is a bony ring and difficult to break in omnly one place
  • Superior and inferior pubic rami are often broken on both sides as a result of pelvic fractures
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14
Q
  • Interpubic disc
A
  • Fibrocartilagenous disc between right and left pubic symphyseal surface
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15
Q
  • What ligaments that are normally present in the vertebrae are absent in L5-sacrum junction
A
  • Interspinous L
  • Intertransverse L
  • Supraspinous L
    *
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16
Q
  • Sacroiliac joint
A
  • Compound joint
    • Planar Synovial
      • Anteriorly between articular surface of sacrum and articular surface of the ilium
      • Fibrous syndesmosis
        • Posteriorly between sacral and ischial tuberosities
17
Q
  • The _ and _ produce the greater sciatic foramen and lesser sciatic foamen from the greater sciatic notch and lesser sciatic notch
A
  • Sacrotuberous L and Sacrospinous L
18
Q
  • Peritoneum
    • Male
    • Female
A
  • Male
    • Paravesicle fossae
    • Pararectal fossae
    • Rectovesicle pouch (depressed area lined with peritoneum between the rectum and urinary bladder)
  • Female
    • Paravesicle fossae
    • Broad Ligament of the Uterus
      • Double Layer of Peritoneum (Mesentary)
      • 3 Parts
        • Mesometrium-supports the uterus and surrounds ligament of the ovary and round ligament of the uterus
        • Mesosalpinx-part of the broad ligament that supports the uterine tubes
        • Mesovarium-part of the broad L of the uterus that supports the ovaries
    • Suspensory ligament of the ovary
      • Enclosing ovarian vessels
    • Pararectal fossae
    • Vesicouterine pouch
    • Rectouterine pouch
19
Q
  • Pelvic fascia has what two components?
A
  • Membranous component
  • Endopelvic component
20
Q
  • Membranous component of pelvic fascia has what two components?
A
  • Parietal membranous pelvic fascia
  • Visceral membranous pelvic fascia
21
Q
  • Parietal pelvic fascia
A
  • Lines muscular walls of the pelvis
22
Q
  • Obturator fascia is a component of what type of pelvic fascia
A
  • Membranous parietal pelvic fascia
    • Lines pelvic side of obturator internus m.
    • Continuous superiorly w/ transversalis fascia
    • Forms walls of pudendal canal
    • Forms tendinous arch of levator ani ms.
23
Q

Tendinous arch of pelvic fascia makes up what component of pelvic fascia?

What ligaments does it create

A
  • Membranous parietal pelvic fascia
    • Puboprostatic ligament (anterior part in males)
    • Pubovesicle ligament (anterior part in females)
    • Sacrogenital L (posterior part)
      • Retroprostatic L (males)
      • Uterosacral L (females)
24
Q
  • Visceral pelvic fascia is a component of what type of pelvic fascia?
  • What does it line?
A
  • Membranous pelvic fascia
  • Lines pelvic viscera EXCEPT where the pelvic viscera penetrates the pelvic diaphragm (where parietal and visceral layers come together and form the tendinous arch of pelvic fascia)
25
Q
  • What are the two types of endopelvic fascia
A
  • Loose (fat filled potential spaces)
  • Condensed (increased density of collagen and elastic fibers responsible for compartmentalizing the loose endopelvic fascia)
26
Q
  • Loose endopelvic fascia makes up what spaces
A
  • Retropubic space
  • Paravesical space
  • Pelvirectal space
  • Retrorectal space
27
Q
  • The hypogastric sheath is made of what type of pelvic fascia
  • What ligaments does it create
A
  • Condensed endopelvic fascia
    • Lateral L of the bladder
    • Middle lamina of hypogastric sheath
      • Rectovesical septum
      • Transverse cervical L
      • Lateral rectal L
28
Q
  • Perineum=quadrangular space
  • What are the four points that make up the quadrangular space of the perineum?
  • What two spaces is the perineum divided into?
A
  • Two ischial tuberosities (lateral)
  • Pubic symphysis (anteriorly)
  • Coccyx (posteriorly)
  • Divisions
    • Anteriorly-urogenital triangle
    • Posteriorly-rectal triangle
29
Q
  • Components of the anal triangle
A
  • Ischioanal fossa
    • Fat and loose CT, allows for expansion of anal canal during defecation
  • Pudendal canal
    • Space in obturator fascia
    • Transmits internal pudendal a.,v, and pudendal n.
30
Q
  • Components of the urogenital triangle-female
A
  • Perineal membrane
    • ​Extends between the two sides of the pubic arch
    • Covers anterior portion of inferior pelvic aperture
  • Superficial perineal fascia
    • ​Continuous with superficial fascia of abdomen (has fatty and membranous component)
      • Fatty=labia majora and mons pubis
  • Deep perineal fascia
  • Superficial perinal pouch
  • Deep perineal pouch
31
Q
  • Components of the urogenital triangle-male
A
  • Perineal membrane
  • Superficial perineal fascia
  • Deep perineal fascia
  • Superficial perineal pouch
  • Deep perineal pouch

Endo/Repro Exam 2 (9 decks)

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