Dictionary.net

• Arytenoid.

1920 - A practical medical dictionary.
By Stedman, Thomas Lathrop

• Origin: (Oblique portion), base of arytenoid cartilage; (Transverse portion), side of arytenoid cartilage. Insertion: (Oblique portion), apex of opposite arytenoid cartilage; (Transverse portion), side of opposite arytenoid cartilage. Nerve: Recurrent laryngeal. Action: Draws arytenoid cartilage toward its fellow and closes the back part of the glottis.

1900 - A dictionary of medicine and the allied sciences
By Alexander Duane