Here's the deal, it reminds me of childbirth. Nothing should be going into or coming out of that cavernous part of the bird. (In case you were wondering, that's my only tie-in to babies and parenting-- the point of this site. The rest is just a personal rant). The picture doesn't help. In fact, it's a pretty good illustration of my point.
Oh, and you're welcome for the fact that I saved this for after your Thanksgiving feast. Did I ruin it for you? If so, let me know and I'll be sure to alert you before I post my issue with eggs...