There are three major educational paths that can be followed to become a Registered Nurse. A student must successfully complete one of these degree programs to be eligible for the NCLEX-RN licensing examination. Once a student passes this exam they are able to practice as a Registered Nurse (RN).
In the ongoing TV series Smallville, Clark Kent (Tom Welling) is initially portrayed as being a shy teenager who is very unsure of himself. At the start of the series he is unaware of his origins or of any future powers he will develop.
1 Tom Welling played a teenaged Clark Kent/ Superman in the long running television series Smallville which ran from 2001 to 2011.  Dean Cain played the famous superhero from 1993 to 1997 in the television series Lois and Clark: The New Adventures of Superman.