I'm going to keep things as spoiler free as possible.
I understand you're stuck in sick bay. Sick bay is quite a useful place on any starship, being that equipment needs to be stored in cupboards, computers on hand to diagnose certain ailments and provide treatments, and the like. Take a second look around the sick bay for where your mouse triggers certain hotspots. I'm sure you'll find something.
Failing that, David did mention something handy. If you've got a bunch of stuff, but not sure how to proceed, maybe take a few moments in the rec room. Relax. Pull up a chair. Maybe read a book.
If by Deck 1 you mean, say, getting to the bridge...
Well, Starfleet ships are funny things, being that they require a crew to be fully operational, not to mention all the power relays, conduits, control panels, and the like.
...if those hints are a tad too vague, and you're still stuck, let me know.