13.1 Pelvic Cavity: Males vs Females and measurements

Question 1

shallow false pelvis

Answer 1

female

Question 2

deep false pelvis

Answer 2

male

Question 3

oval pelvic inlrt

Answer 3

female

Question 4

heart-shaped pelvic inlet

Answer 4

male

Question 5

bigger pelvic cavity

Answer 5

female

Question 6

larger pelvic outlet

Answer 6

female

Question 7

shorter, wider, flatter

sacrum

Answer 7

female

Question 8

larger, thinner, curved sacrum

Answer 8

male

Question 9

rounded and wider pubic arch

Answer 9

female

Question 10

The distance between the ischium bones is small

Answer 10

males

Question 11

pelvis is larger and broader

Answer 11

female

Question 12

taller (owing to a higher iliac crest), narrower, and more compact pelvis

Answer 12

male

Question 13

angle between the inferior pubic rami is acute (70º)

Answer 13

male

Question 14

angle between the inferior pubic rami is obtuse (90-100º)

Answer 14

female

Question 15

greater sciatic notch is wider

Answer 15

females

Question 16

ischial spines and tuberosities are heavier and project farther into the pelvic cavity

Answer 16

males

Question 17

sacrum is long, narrow, straighter, and has a pronounced sacral promontory

Answer 17

male

Question 18

shorter, wider, more curved posteriorly, and has a less pronounced promontory

Answer 18

female

Question 19

acetabula are wider apart and face more medially

Answer 19

females

Question 20

measurements of the inlet

Answer 20

1. true conjugate diameter

2 diagonal conjugate diameter

Question 21

measurements of the outlet

Answer 21

1. transverse diameter

2. interspinous diameter

Question 22

measurement from the sacral promontory to the superior margin of the pubis symphysis

Answer 22

true conjugate diameter

Question 23

measurement from the sacral promontory to the inferior margin of pubic symphysis; measured during obstetric examination

Answer 23

diagonal conjugate diameter

Question 24

distance between ischial tuberosities

Answer 24

transverse diameter

Question 25

distance between ischial spines

Answer 25

interspinous diameter

Question 26

if interspinous diameter is < _____ cm if may present as barrier to fetus during childbirth

Answer 26

<9.5 cm

Question 27

typical type of pelvis

41%

Answer 27

gynecoid

Question 28

male or funnel shaped pelvis with contracted outlet

33%

Answer 28

android

Question 29

long , narrow, oval shaped pelvis

24%

Answer 29

anthropoid

Question 30

wide pelvis flattened at the brim with the promontory of the sacrum pushed forward
2%

Answer 30

platypelloid