and have had surgery to correct an old anomaly in which some teeth grew in the roof of my mouth
WHAT.
Instead if growing in place of/pushing out the old teeth, they grew behind the gums. The skin of the roof of my mouth didn't split and still covered them, so I just had two small lumps there.
Oh, I see. I was imagining teeth growing right out of the roof of the mouth, so that you could bite the middle of your tongue.
On topic, they had anal, and with a little seepage came the Saviour. They were firm proponents of "Hymen = virginity", and there's your immaculate conception right there.