PA Anatomy: Pelvis: Case 3

item8
item2
item7
item4 item5 pelvis2 limbs2 item6
case1 case2 case3 case4

This is a CT scan (slices, bones are white around the edges), in the coronal plane (slices lining up from front to back), displayed with bone windows.

IM00030064copy

How can you tell these are bone windows? How can you get oriented to location within the body? Is there contrast present?

item13
item12