Making fundamentalist's head's explode

Over at firedoglake, Jane Hamsher posts Unchristened Embryos, Destination: Hell:

I brought up one of my favorite forced birth conundrums the other day, guaranteed to make wingnut "life begins at conception" heads explode. If a fire breaks out in a fertility clinic and you can only save a petri dish with five blastulae or a two-year old child, which do you save?

What would any sane person do? Well ... click through to the post and listen to the audio clip of a right wing talk show host "struggling" with the question.