These nerve roots combine in the brachial plexus to ... It can usually be brought on by holding the wrist in flexion, which is called a Phalen's test (Figure 22). Tapping on the nerve just above ...

It occurs when the median nerve—which controls sensation ... Here are a few that can be done regularly: 1. Wrist Extension and Flexion - Gently bend your wrist backwards (extension) and then ...