Pen Test is for:: (A) Median Nerve, (B) Ulnar Nerve, (C) Radial Nerve, (D) Posterior Interosseus Nerve
Answer is A. Ans. A. Median NervePen test (to check the paralysis of abductor pollicis brevis) - The patient is unable to touch the object held above the thumb at right angle to palm. This test is used to check the integrity of median nerve.