Spine in a bottle

Just a quick image to share with y’all. I have no idea what’s going on here. It’s a line drawing from a sketch that a doc dropped off. It looks like a bobble headed bottle bodied person with a strange spinal condition. Personally, I think it’d make more sense if the neck was more bent in part ‘A’ and less bent in part ‘B’, but I’m not the one with the expensive letters after my name…