part of part of capable of part of capable of part of vocalization behavior Homo sapiens larynx laryngeal intrinsic muscle thyro-arytenoid vocalis muscle http://upload.wikimedia.org/wikipedia/commons/6/64/Musculusthyreoarytenoideus.png UBERON:0008577 in FMA this is not placed under thyro-arytenoid but almost all sources consider this to be the case (confirmed with FEED:rd) vocalis vocal muscle NCIT:C33886 The vocal muscle is the upper portion of the thyroarytenoid muscle which is primarily involved in producing speech. Wikipedia:Vocal_muscle musculus vocalis SCTID:244820007 FMA:46591 UMLS:C0224181 vocal organ