Pelvis

Question 1

Which pelvis type has the highest chance of normal delivery?

Answer 1

Gynecoid

Question 2

Which pelvic type is the “normal female type”?

Answer 2

Gynecoid

Question 3

What is the subpubic angle of the Gynecoid pelvis?

Answer 3

90-100

Question 4

Which pelvis type has a subpubic angle of 90-100 degrees?

Answer 4

Gynecoid

Question 5

Which pelvis type is “slightly transverse oval”?

Answer 5

Gynecoid

Question 6

What is the shape of the gynecoid pelvis?

Answer 6

slightly transverse oval

Question 7

50% of women have which pelvic type?

Answer 7

Gynecoid

Question 8

Which pelvis type is “evolutionary/ape-like”?

Answer 8

Anthropoid Pelvis

Question 9

Which pelvis types have a narrow subpubic angle <90 degrees?

Answer 9

Anthropoid & Android Pelvis

Question 10

Which pelvis type has long anteroposterior, and a short transverse dimensions?

Answer 10

Anthropoid Pelvis

Question 11

Which pelvis type is “feminine with masculine features”?

Answer 11

Anthropoid Pelvis

Question 12

Which pelvis type is the “flat, female type”?

Answer 12

Platypelloid Pelvis

Question 13

Which pelvis type has short anteroposterior, and a long transverse dimensions?

Answer 13

Platypelloid Pelvis

Question 14

Which pelvis type do 3% of women have

Answer 14

Platypelloid Pelvis

Question 15

Which pelvis type has a wide subpubic angle?

Answer 15

Platypelloid Pelvis

Question 16

Which pelvis type is the “male type”?

Answer 16

Android

Question 17

What is the angle of the Android pelvis?

Answer 17

<90, narrow

Question 18

Which pelvis type is distinguished as “funnel, triangle, heart-shaped”?

Answer 18

Android

Question 19

Pelvic Outlet:

Superior or Inferior Pelvic Aperture ?

Answer 19

Outlet = inferior

Question 20

Pelvic Inlet:

Superior or Inferior Pelvic Aperture ?

Answer 20

Inlet = Superior

Question 21

What joins the Os Coxae anteriorly?

Answer 21

Pubic Symphysis

Question 22

What joins the Os Coxae posteriorly?

Answer 22

Sacroiliac Joint

Question 23

Which Os Coxae bone is the superior portion?

Answer 23

Ilium

Question 24

Which Os Coxae bone is the posterior portion?

Answer 24

Ischium

Question 25

Which Os Coxae bone is the lower anterior portion?

Answer 25

Pubis

Question 26

What is the anterior articulation of the Os Coxa? What does it connect?

Answer 26

Pubic Symphysis Pubis bones

Question 27

What is the posterior articulation of the Os Coxa? What does it connect?

Answer 27

Sacroiliac Joint Sacrum and Ilium

Question 28

What is the lateral articulation of the Os Coxa? What does it connect?

Answer 28

Acetabulum deep sockets: -Accept femur head, form hip joints

Question 29

What structures does the pubic symphysis join? Which direction?

Answer 29

Anteriorly joins pubis bones

Question 30

What structures does the sacroiliac joint join? Which direction?

Answer 30

Posteriorly joins sacrum and ilium

Question 31

What do the deep sockets of the acetabula join? Which direction?

Answer 31

Laterally accept femur heads, form hip joints

Question 32

Which pelvic structure is made of 5 fused vertebrae?

Answer 32

Sacrum

Question 33

What is the "most superior portion of the sacrum"?

Answer 33

Sacral promontory

Question 34

What is the "Pelvic inlet border"?

Answer 34

Sacral promontory

Question 35

Which pelvic structure is made of 4 fused vertebrae?

Answer 35

Coccyx

Question 36

Which pelvic structure is formed of 3-5 rudimentary vertebrae?

Answer 36

Coccyx

Question 37

Which structure is responsible for "posterior articulation of the ilium and sacrum"?

Answer 37

Sacroiliac joint

Question 38

Which structure is responsible for "anterior articulation of the coccyx and sacrum"?

Answer 38

Sacrococcygeal joint

Question 39

Which pelvic joint is slightly moveable back and forth?

Answer 39

Sacrococcygeal joint

Question 40

Which pelvic joint helps absorb shock from walking?

Answer 40

Pubic Symphysis

Question 41

Which pelvic joint helps separate pelvic bones at birth?

Answer 41

Pubic Symphysis

Question 42

What is the pubic symphysis gap in pregnant women?

Answer 42

<9 mm

Question 43

What is the pubic symphysis gap in non-pregnant women?

Answer 43

4-5 mm

Question 44

Together, which two structures form the lesser and greater sciatic foramen?

Answer 44

Sacrospinous Ligament & Sacrotuberous Ligament

Question 45

Together, which two structures close off the lesser and greater sciatic notches?

Answer 45

Sacrospinous Ligament & Sacrotuberous Ligament

Question 46

Which pelvic ligament is thick & triangular?

Answer 46

Sacrospinous Ligament

Question 47

Which structure extends from the lateral border of the Coccyx and Sacrum to the Ischial Spine?

Answer 47

Sacrospinous Ligament

Question 48

Where is the sacrospinous ligament (what is it connecting)

Answer 48

Lateral border of the Coccyx and Sacrum to the Ischial Spine

Question 49

Which pelvic structure prevents posterior rotation of the ilium, with respect to the sacrum?

Answer 49

Sacrospinous Ligament

Question 50

Which pelvis structure laterally and posteriorly suspends the vaginal apex?

Answer 50

Sacrospinous Ligament

Question 51

Which directions does the Sacrospinous Ligament suspend the Vaginal Apex?

Answer 51

posteriorly and laterally