Answer:
I like to twirl my body but keep my head up high. After I go in everything becomes tight
I'm the source of all emotion but I'm caged in a white prison.
Use me if you really want to see inside someone
I have a neck but no head. I have a body but no arm. I have a bottom but no leg. What am I?
What goes through a door but never goes in and never comes out?
Give it food and it will live, give it water and it will die.