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Facial Motor Nerve – recording the Orbicularis OculiLast updated on Wednesday, April 29 2009 by blondarb
Origin: Brainstem facial nucleus, facial nerve
Recording Site: Orbicularis Oculi
Reference Site: Outer canthus
Ground: Forehead
Stimulation Site: Front of Lower ear.
Procedure: The recording electrode is placed over the orbicularis oculi muscles, midpoint, just below the lower lid. The reference electrode is placed on the outer canthus, lateral to the eye. Stimulation is in the anterior tragus, directly in front of the lower ear.
Related images:
| Facial Motor Nerve – recording the Orbicularis Oculi This cartoon shows the technique for studying the
Facial Motor Nerve – Orbicularis Oculi. |
| Facial Nerve Patrick J. Lynch, medical illustrator; C. Carl Jaffe, MD, cardiologist. http://creativecommons.org/licenses/by/2.5/ |
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