Answer:
I have a neck but no head. I have a body but no arm. I have a bottom but no leg. What am I?
I cause involuntary movements in your vehicle
I can be written, I can be spoken, I can be exposed, I can be broken. What am I?
I am needed for most animals and hardcover books
The more you take, the more you leave behind. What are they?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?