connected components pixels

I have a BW image. This image contains few connected components. I want to deal with the pixels of every connected component separately. Please guide me through this

Actually this is a cirular mask having few connected components. I have a point detected in the almost the center of the center. Now I want to detect the tip of every connected component pointing towards this is point. Please help me

Answer 1

[Andrei Bobrov]

STATS = regionprops(logical(BW),'PixelIdxList')