You get dropped exactly where you are now, just 500 years ago. All the European descended people not living in Europe are (very likely) in for a bad time.
It has the second highest concentration in the body, after the skull. Since the human bite force is not strong enough to penetrate the human skull the zombies are actually targeting the next best area to eat brains.
I agree but a direct adaptation of the books would not make a good TV show.
The books are a series of vignettes spaced decades apart with no continuing characters and each is a separate short story. While they work in the written form, they would not on the screen.