THE PELVIS: the pelvis, inlet outlet, and comparison of male and female bony pelvis

The pelvis is divided into greater (false) pelvis and lesser (true) pelvis by the ___

oblique plane of the pelvic inlet

Its width is determined by the distance between the right and left ischial tuberosities

Subpubic angle

What is the anterior boundary of pelvic inlet

symphysis pubis

What is the lateral boundary of pelvic inlet

iliopectineal lines

What is the posterior boundary of pelvic inlet

sacral promontory

What is the anterior boundary of pelvic outlet

pubic arch

What is the lateral boundary of pelvic outlet

ischial tuberosities

What is the posterior boundary of pelvic outlet

coccyx

What is the general structure of the bony pelvis of male

Thick and heavy

What is the general structure of the bony pelvis of female

Thin and light

What is the greater pelvis of the bony pelvis of male

deep

What is the greater pelvis of the bony pelvis of female

shallow

What is the lesser pelvis of the bony pelvis of male

Narrow and deep, tapering

What is the lesser pelvis of the bony pelvis of female

Wide and shallow, cylindrical

What is the pelvic inlet of the bony pelvis of male

Heart-shaped, narrow

What is the pelvic inlet of the bony pelvis of female

Oval and rounded, wide

What is the pelvic outlet of the bony pelvis of male

Comparatively small

What is the pelvic outlet of the bony pelvis of female

Comparatively large

What is the pubic arch / subpubic angle of the bony pelvis of male

Narrow, <70 degrees

What is the pubic arch / subpubic angle of the bony pelvis of female

Wide >80 degrees

What is the obturator foramen of the bony pelvis of male

Round

What is the obturator foramen of the bony pelvis of female

Oval

What is the acetabulum of the bony pelvis of male

large

What is the acetabulum of the bony pelvis of female

small

What is the greater sciatic notch of the bony pelvis of male

Narrow, <70 degrees; inverted v

What is the greater sciatic notch of the bony pelvis of female

Almost 90 degrees