I know the basics, But will I really be sent into another dimension upon entering?
No. There are several theories about what will happen, but more than likely you would get “spaghettified”.
If you haven’t already, read through the wikipedia article on black holes. http://en.wikipedia.org/wiki/Black_hole
Also this animation discusses some “other” theories. http://www.thinktechnologies.com/portfolio/demos/Blackhole.html
The most likely scenario is that your body would come apart at the seams and unravel on a molecular level.