Hand Exam: Motor 12/13 – Extensor Carpi Ulnaris (ECU)

Extensor Carpi Ulnaris (ECU)

  • Instruct the patient “Pull your hand up and out to the side”
  • Insertion: base of 5th metacarpal
  • Action: primarily ulnar deviation of the wrist, helps with wrist extension some too
  • Innervation: posterior interosseous branch of the radial nerve
Related Posts Plugin for WordPress, Blogger...

6 thoughts on “Hand Exam: Motor 12/13 – Extensor Carpi Ulnaris (ECU)

  1. Pingback: Hand Exam: Motor 11/13 – Extensor Carpi Radialis Longus (ECRL) and Extensor Carpi Radialis Brevis (ECRB) | Sketchy Medicine

  2. Pingback: Hand Exam: Motor 10/13 – Extensor Indicis Proprius (EIP) and Extensor Digiti Minimi (EDM) | Sketchy Medicine

  3. Pingback: Hand Exam: Motor 3/13 – Flexor Digitorum Superficialis (FDS) | Sketchy Medicine

  4. Pingback: Hand Exam: Motor 9/13 – Extensor Digitorum Communis (EDC) | Sketchy Medicine

  5. Pingback: Hand Exam: Motor 13/13 – Adductor Pollicis | Sketchy Medicine

  6. Pingback: Hand Exam: Motor 8/13 – Extensor Pollicis Longus (EPL) | Sketchy Medicine

Leave a Reply