So you’ve installed Photoshop CS5 and started looking for that familiar Extract command. You could get it back by downloading an optional plug-in, but why take the time?
The new Select > Refine Edge produces far better results and is way more flexible. Fine detail like wispy hair is quickly captured, often without requiring any touch up. It’s really pretty stunning. If you want to fine-tune the results, however, non-destructive processing lets you revisit things at any time, simply by tweaking the related mask. (In contrast, the old Extract command permanently erased pixel data. Bad news when you want to revert a saved file.)
Here are a few online resources to get you started with Refine Edge: