1) I think I recall learning like 3/4 steps– don’t take a detour anywhere I.e to get the baby or turn on the lights
2) a. Well you might wantto wash your hands in middle of the night bec just invade you touch your eyes nose or mouth, which aren’t supposed to be touched before you wash
B. If you are going to say Asher yatzar then you must wash negel vasser first.
I just wash nagel vasser whenever I wake up even in middle of night it doesn’t hurt to so why not be “safe”.