Multiple choice

Which of the following does not occur in ulnar nerve injury in the arm?

  1. Claw hand

  2. Atrophy of hypothenar eminence

  3. Loss of sensation of medial one third of hand

  4. Adduction of thumb
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

In ulnar nerve injury, adduction of the thumb is impaired due to paralysis of the adductor pollicis muscle. The other options (claw hand, hypothenar atrophy, sensory loss) are all clinical findings that DO occur in ulnar nerve injury.

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