The most common of these are the German cockroach, American cockroach, Oriental cockroach, Brown-banded cockroach, Smoky brown cockroach, Australian cockroach, Brown cockroach, Woods cockroach, Field cockroach and the Asian cockroach.
1 Radial recurrent artery - arises just after the radial artery comes off the brachial artery.  Superficial palmar branch of the radial artery - arises from the radial artery, just where this vessel is about to wind around the lateral side of the wrist.
Your carpal tunnel protects vital structures such as the median nerve, blood vessels and tendons as they pass to and from your hand. The palm side of your wrist has a band of strong ligaments (flexor retinaculum) that attach to the carpal (wrist) bones at either side.