Sign Up for a Free Account
Voluntary competing movements

This is an image preview.
Start a Free Account
to view the full image.

  • Nearly 3,000 illustrations, including video clips of neurologic disorders.

  • Every article is reviewed by our esteemed Editorial Board for accuracy and currency.

  • Full spectrum of neurology in 1,200 comprehensive articles.

  • Listen to MedLink on the go with Audio versions of each article.

Voluntary competing movements

The patient shows right-hand involuntary tremor when he lifts his arm. The tremor is suppressed when he clenches and unclenches his left hand repeatedly. (Contributed by Dr. Victor Mark.)