Hello, I found this instruction on topology with pictures attached to it. I have been following the steps pretty clearly but they lost me on this step. First it says to "select and extrude 10 faces to capture the trapezius muscle." That was easy enough. Next step is what loses me. They say "to improve edge flow, flip edges…
Yea, if someone knows how to do this on non-visible edges in blender would be nice to know! Btw: The tutorial does just put all kind of moving, merging, edge tweaking in this step.. I wouldn't get to confused about it. You just as easily could straight head to the end-result shown in the last picture.