Severed Arm Manipulation

So I saw this image somewhere (I think Abduzeedo but not 100% sure) and then saw the tutorial at PSDTuts+ and just had to follow it. Think it turned out very well. Let me know.

Credits:

Arm: ~Cobweb-stock

Meat: by lusi at The Stock Exchange

P.S. If anyone doesn't like that this doesn't have a filter warning just note me and I'll change that. Just didn't think it was that bad, thank you.