From just about everything I can recall, nudity is overtly used when characters hosts, of course are being dehumanized, or in a dehumanizing situation.
Moreover, if a rib is fractured in a way in which is posing damage to other organs it's removed if it cannot be safely reset.
The only thing shocking about the nudity in Season 1 of was how cruelly blasé it was.
He has admitted to emotionally abusive behavior, as sourced in the comments below.
I show up to work and say, 'Ok, I'm naked in a lab.
Evan Rachel looked sexy as we got to see some sexy boobs from her.
Going into subsequent seasons, it was delicious to imagine what we could do with other filmmakers in other genres.