FTM PLZ HELP

I'm a FTM, so please dnt bash. ok, so last week I went to the dr for my 36 week appt the dr did my check and told me I was not dialated, but my cervix was soft. Can someone explain to me what this means? 
Also, tomorrow is my 37 week appt and I get my final ultrasound, what should I expect at that appt?