[He grins, turning briefly to walk backwards so he can face Archie. Maybe make a slight face as he steps into a puddle deeper than expected, but he's already soaked so it's not a huge deal.]

To be fair, the medical field has many branches. You still need to learn specific things, even if there's some overlap, so I wouldn't sell yourself short.

[Spinning around again, Donnie cocks his head as though running through a mental map. Which he probably is.]

Huh. Can't say I have. Maybe it's a your-Earth-specific place?