Osteology Of The Pelvis

Question 0

What are the properties of a “good” pelvis?

Answer 0

Round inlet
Straight side walls
Ischeal spine is not too prominent
Well rounded greater sciatic notch
Well curved sacrum
Sub-pubic arch is greater than 90 degrees

Question 1

Which bones make up the pelvis?

Answer 1

2 innominate bones (hip bones) anteroleterally

Sacrum and coccyx posteriorly

Question 2

What are the four pelvic planes?

Answer 2

Pelvic inlet
Plane of greatest diameter
Plane of least diameter
Pelvic outlet

Question 3

What are the different types of pelvis?

Answer 3

Android

Gynecoid