in_left_side_of multicellular organism recurrent laryngeal nerve left recurrent laryngeal nerve EMAPA:25350 FMA:14469 MA:0001107 The left nerve is longer than the right, because it crosses under the arch of the aorta at the ligamentum arteriosum.[WP] UBERON:0011766 left recurrent laryngeal branch left recurrent laryngeal nerve uberon vagus X nerve left recurrent laryngeal branch