vocal organ vocal fold http://purl.bioontology.org/ontology/MESH/D014827 http://purl.obolibrary.org/obo/UBERON_0003706 http://purl.org/sig/ont/fma/fma55457 https://en.wikipedia.org/wiki/Vocal_cords https://www.wikidata.org/wiki/Q215558 A06.2.09.013 One of a pair of cone-shaped elastic mucous membrane projecting from the laryngeal wall and forming a narrow slit between them. Each contains a thickened free edge (vocal ligament) extending from the thyroid cartilage to the arytenoid cartilage, and a vocal muscle that shortens or relaxes the vocal cord to control sound production. laryngeal vocal fold vocal cord vocal folds voice reed subdivision of larynx