That is what displacement maps are for. The fine details are begging for that kind of stuff. Trekkiegrrrl did some displacement maps for M3 of veins and tendons for muscle men in her free-stuff.  You might want to check them out.

On other news...I made the STAFF PICKS this week! Yaaaaaaay! www.renderosity.com/mod/forumpro/showthread.php

I cannot save the world. Only my little piece of it. If we all act together, we can save the world.--Nelson Mandela
An  inconsistent hobgoblin is the fool of little minds
Taking "Just do it" to a whole new level!