-“Please kill me mister Garmalak”
This thread will be full of my weird and wonderful attempts to make an even SLIGHTLY realistic head in blender. Day one:
-“Please kill me mister Garmalak”
This might help you 
http://www.cgarena.com/freestuff/tutorials/misc/headmodeling/index.html
Good Luck!
Not bad for a first attempt, though in future you are going to want the head, nose, mouth etc to be one object.
Keep at it, try some tutorials they are free and excellent