DORSAL ARTERY
dorsal artery: translation
(Order Decapoda):
Major unpaired blood vessel arising from posterior end of heart. Extends to posterior end of abdomen and gives rise to series of segmental arteries in abdominal somites (pleomeres). (Syn. dorsal abdominal artery, posterior aorta, superior abdominal aorta) [Stachowitsch, 1992].